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Cheap Flights to Denver (DEN)

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Denver Flight Deals

F9

International

07:51

Denver

24 May 2025
2h 24m

00:59

Ontario

10 Jun 2025
$132.27
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F9

International

08:50

Denver

24 May 2025
2h 09m

20:30

Dallas

10 Jun 2025
$151.17
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F9

International

22:16

Denver

24 May 2025
2h 53m

06:37

San Francisco

09 Jun 2025
$155.37
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UA

International

17:56

Denver

25 May 2025
2h 03m

05:35

Dallas

09 Jun 2025
$243.57
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DL

International

06:40

Denver

26 May 2025
2h 33m

20:25

Los Angeles

08 Jun 2025
$248.81
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AA

International

05:00

Denver

24 May 2025
1h 59m

22:41

Dallas

10 Jun 2025
$250.92
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Round-trip airfares to Denver are displayed with multiple carriers. Fares are inclusive of base fare, fuel surcharges, service fees and taxes. Denver airfares are subject to the availability of flight services and, hence, Cheapfaremart shall not be held liable for any airfare changes at the time of booking. We request you to check Terms and Conditions linked with the bookings.

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You can also add ground transfer to your accommodation after arrival at the airport, or book a car rental to explore attractions or neighborhoods. 
Denver International Airport, the primary airport serving the city, is a hub for United Airlines and the operating base for Frontier and Southwest. So, fly with premium services or with basics.

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Popular Domestic Airlines & Routes to Denver

1. From the Pacific Region to Denver, Colorado

Alaska Airlines operates nonstop flights from Oregon (Portland), Alaska (Anchorage), and Washington (Seattle/Tacoma) to Denver (avg. flight time 5 hours). Flights from Alaska are seasonal. American, Delta, Frontier, Southwest, and United Airlines operate nonstop flights from California (SFO/LAX) to Denver (avg. flight time 3 hours). United is the sole carrier to operate direct flights ((avg. Flight time 7 hours) from Honolulu (HNL) to Denver (DEN). The average flight time is 2 hours on most of the routes.

2. From the rest of the West Region to Denver

Frontier, Southwest, and United operate frequent nonstop flights from Las Vegas to Denver. United and Southwest operate flights from Bozeman Yellowstone International Airport (BZN) in Montana to Denver in Colorado. Frontier Southwest and United fly nonstop to Denver from Boise (BOI) in Idaho. From Fargo (FAR) in North Dakota and Sioux Falls (FSD), United and Frontier (seasonal) have direct flights. The average direct flight time is 2 hours on most of the routes.

3. From Southwest Region to Denver

Frontier and Southwest remain a popular choice for budget travel on popular routes from Arizona, New Mexico, Oklahoma, and Texas. They operate direct flights to Denver in specific seasons, but you can count on their 1-stop service for the remaining period. United has all-season direct flights on most of the routes to Denver from the region. American Airlines responds to the travel demands too. The average flight time is 2 hours on any direct route.

4. From Midwest Region to Denver

United Airlines operates all-season direct flights from Illinois (Chicago), Indiana (Indianapolis), Iowa (Des Moines), Kansas (Wichita Dwight, Kansas City), Michigan (Detroit), Minnesota (Minneapolis), Nebraska (Omaha, Lincoln), Ohio (Cleveland, Columbus, Cincinnati, Arkon), and Wisconsin (Milwaukee, Madison). Frontier and Southwest operate direct flights seasonally. On many routes, the flight time is under 2 hours. The direct flight time from Wisconsin to Denver lasts 2 hours 45 minutes approximately. 

5. From Southeast Region to Denver

United Airlines remains the all-season major airline to fly nonstop to Denver from Alabama (3 hours), Arkansas (2 hours 30 minutes), Florida (4 hours 30 minutes), Georgia (3 hours 20 minutes), Kentucky (3 hours), Louisiana (3 hours), Missouri (2 hours 30 minutes), North Carolina (4 hours), South Carolina (4 hours), Tennessee (3 hours), Virginia (4 hours), and. American (mostly from its hub) also offers direct flights to Denver. Southwest and Frontier operate direct flights seasonally only.  Only connecting flights to Denver are available from Mississippi (4 hours via Dallas-Fort Worth), and West Virginia (4 hours 34 minutes via Chicago).

6. From Northeast Region to Denver

From New York, Delta remains the all-season major airline for nonstop flights (5 hours). JetBlue has seasonal direct flights. From Connecticut, United is the major airline and Southwest is the leading budget carrier for nonstop flights (4 hours). From Massachusetts, Delta and United operate direct flights (5 hours). For cheap tickets to Denver, check the availability of JetBlue and Southwest flights. From New Hampshire, the quickest way is to fly to Denver via Chicago (5 hours 19 minutes). From Washington, D.C., and Vermont United flies nonstop to Denver (4 hours) round-the-year. Use the booking engine to find flights to Denver from Delaware, Maine, Maryland, Pennsylvania, and Rhode Island. 

Popular International Airlines and Routes to Denver

1. From Mexico: Aeromexico, the flag carrier of Mexico, and United Airlines, a major US airline, are all-season carriers from Mexico. Aeromexico operates from Mexico City (MEX), and United from Cancun (CUN), San José del Cabo (SJD), and Puerto Vallarta (PVR). Low-cost airlines, viz., Volaris, Frontier, and Southwest operate by season. From Guadalajara (GDL), Aeromexico and Volaris are top carriers with seasonal direct flights. Flight time from MEX, 3 hours 50 minutes, Cancun, 4 hours 33 minutes, Guadalajara/ Puerto Vallarta, 3 hours 35 minutes, and San José del Cabo, 3 hours 12 minutes.
2. From the United Kingdom: British Airways and United are the key major airlines from London–Heathrow (LHR) to Denver (DEN). Flight time is 9 hours 50 minutes.
3. From Canada: Air Canada and United are the major airlines to operate direct flights to Denver throughout the year. WestJet, Delta, and American have one-stop flights from Canada to Denver. WestJet flights are cheaper. The average direct flight time is under 4 hours from Toronto (YYZ), Vancouver (YVR) and Calgary (YYC).
4. From Germany: Lufthansa and United are the major airlines to operate direct flights (10 hours 25 minutes) from Frankfurt or Munich to Denver. Lufthansa flight tickets to Denver are cheaper than that of United’s. Condor, along with Alaska, via Seattle, or British Airways via London may offer cheaper flights to Germany.
Likewise, Denver is connected with all continents on the planet. Check flights to the United States page to learn about more routes to Denver from global cities.
Note: flight time is tentative.

Denver Travel Tips

1. Destination Overview

Denver has been recognized as the Beta world city by the Globalization and World Cities Research Network. Denver has a continental semi-arid climate (Classified as BSk in the Köppen climatic classification). Winter begins in November and extends through mid-March. Winter in Denver has been ranked as the coldest of all the major cities in the US.
Denver International Airport, officially, Norman Y. Mineta San Jose International Airport (DEN) is the primary airport serving the city. The airport is the 20th-busiest airport in the world and the fifth-busiest airport in the United States. It has non-stop service to 215 destinations amongst 23 different airlines throughout North America, Latin America, Europe, and Asia

2. Denver Geographic Location

Denver, officially the City and County of Denver, is the capital of the U.S. state of Colorado. The city is nestled in the South Platte River Valley on the western edge of the High Plains just east of the Front Range of the Rocky Mountains.

3. Best Time to visit Denver

Peak Season: June to August (Summer)
  • Weather: Warm and wet with average highs from 81°F in June through 84.4°F in July to 83.1°F in August. The number of rainfall days per month is 13 to 18.
  • Highlights: Outdoor festivals like Denver Chalk Art Festival, Juneteenth Music Festival, Denver PrideFest, and Colorado Dragon Boat Festival. Concerts at Red Rocks Amphitheatre, and activities like hiking and kayaking.
Shoulder Seasons: April to May & September to October
  • Weather: Mild temperatures ranging from 50°F to 75°F (10°C to 24°C).
  • Highlights: Spring brings blooming parks and fewer tourists, while fall offers vibrant foliage and events like the Great American Beer Festival and Oktoberfest.
Low Season: November to March (Winter)
  • Weather: The average low temperature drops from comfortable 38.3°F (3.5°C) in October to 29.1°F (-1.6°C) in November.
  • Highlights: Seasonal events include Denver Christkindlmarket (Nov–Dec), Zoo Lights at Denver Zoo (late Nov–Jan), and Trail of Lights at Chatfield Farms. Winter sports and outdoor activities at popular spots like Loveland (1.25 hrs), Eldora (1.5 hrs) and Breckenridge or Keystone (2 hrs).

Things to Do in Denver

1. Denver Botanic Gardens: Helen Fowler Library

The Denver Botanic Gardens is a public botanical garden located in the Cheesman Park neighborhood of Denver. The 23-acre park is home to a conservatory, a variety of theme gardens, and a sunken amphitheater, which hosts various concerts in the summer. Encounter the largest collection of plants from cold temperate areas in North America and beyond. Visitors to the botanic garden also appraise of the food particularly pizza and soft muffins offerings at the restaurants inside. However, stay alert of bees that may come out anytime.

2. Downtown Aquarium

swim with the fish, feed sting rays, touch star fish, watch 4d and mermaids show and experience much more at Downtown Aquarium. It’s a public aquarium and restaurant located in Denver, Colorado at the intersection of I-25 and 23rd Ave.
The 107,000 square feet main building sits on a 17-acre site adjacent to the South Platte River. Its freshwater and marine aquaria total approximately 1,000,000 US gallons, and exhibit a variety of fish and other animals. The aquarium remains open all days and operating hours are between 9.30 AM and 8.30 PM.

3. Enjoy Concert and Art Performances

Denver appeals to music and art lovers from across the world. From rock, hip-hop, R&B, and electronica to country music – Denver has everything for everyone. The Red Rocks Amphitheater in Morrison takes a lead. However, there are many more options including Bluebird Theater, Fillmore Auditorium, hi-dive and Larimer Lounge.

4. Brewery Tours

So far, you might have tasted beers now is the time to discover the process behind. Denver is the favorite destination for beer lovers. It has many notable breweries. You can visit breweries directly, or can take help of some tour operator. Coors Brewery and Great Divide Brewing Company are among the most-desired breweries in the city. See how their people prepare various products and what ingredients they use to innovate the taste and quality.Dallas/Fort-Worth (Texas), DFW

Frequently Asked Questions

Q. How far is Denver from Las Vegas by plane?
A. The distance from Las Vegas to Denver by plane is 628 miles or 1011 kilometers. Denver is 1 hour ahead of Las Vegas.
Q. How long does it take to arrive in Denver from Las Vegas by plane?
A. The approximate time a flight takes from LAS to DEN is 2 hours.
Q. What airlines offer cheap flights to Denver from Las Vegas?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights.
  • Premium Economy: Delta (DL). The carrier provides cheap 1-stop Premium Economy flight with a connection in Salt Lake City.
  • Business: United (UA). United provides cheap nonstop business class flights.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from Phoenix by plane?
A. The distance from Phoenix to Denver by plane is 601 miles or 968 kilometers. Denver is 1 hour ahead of Phoenix.
Q. How long does a flight take to arrive in Denver from Phoenix?
A. The approximate time a flight takes from Phenix (PHX) to Denver (DEN) is 1 hour 52 minutes.
Q. What airlines offer cheap flights to Denver from Phoenix?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights.
  • Premium Economy: Delta (DL). The carrier provides cheap 1-stop Premium Economy flight with a connection in Salt Lake City.
  • Business: United (UA). United provides cheap nonstop business class flights.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from Chicago by plane?
A. Denver is 888 miles or 1430 kilometers from Chicago by plane. Chicago is 1 hour ahead of Denver.
Q. How long does it take to arrive in Denver from Chicago by plane?
A. The approximate time a flight takes from Chicago to Denver (DEN) is 2 hours 45 minutes.
Q. What airlines offer cheap flights to Denver from Chicago?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights from MDW and ORD airports in Chicago
  • Premium Economy: Delta (DL). The carrier provides cheap 1-stop Premium Economy flight from MDW and ORD airports in Chicago. The connection happens in Salt Lake City.
  • Business: United (UA). United provides cheap nonstop business class flights from ORD Airport in Chicago.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from Los Angeles by plane?
A. Denver is 861 miles or 1386 kilometers from Los Angeles by plane. Denver is 1 hour ahead of Los Angeles.
Q. How long does a flight take to reach Denver from Los Angeles?
A. A flight may take around 2 hours 30 minutes to reach Denver from Los Angeles. Exclude any layover time if you have a connecting flight.
Q. What airlines offer cheap flights to Denver from Los Angeles?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights from LAX to DEN.
  • Premium Economy: Delta (DL). The carrier provides cheap nonstop as well as 1-stop Premium Economy flight from Los Angeles to Denver. The connection happens in Salt Lake City.
  • Business: Delta, American and Alaska provide competitive business class fare from LAX to DEN.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from Seattle by plane?
A. Denver is 1,024 miles or 1648 kilometers from Seattle by plane. Denver is 1 hour ahead of Seattle.
Q. How long does a flight take to reach Denver from Seattle?
A. A flight may take around 2 hours 50 minutes to reach Denver from Seattle. Exclude any layover time if you have a connecting flight
Q. What airlines offer cheap flights to Denver from Seattle?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights from SEA to DEN.
  • Premium Economy: Delta (DL). The carrier provides cheap nonstop Premium Economy flight from Seattle to Denver. 
  • Business: Delta and United provide competitive business class fare from SEA to DEN.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from Atlanta by plane?
A. Denver is 1,199 miles or 1930 kilometers from Atlanta by plane. Denver is 2 hours behind Atlanta.
Q. How long does a flight take to reach Denver from Atlanta?
A. A flight takes around 2 hours 20 minutes to reach Denver from Atlanta. Exclude any layover time if you have a connecting flight.
Q. What airlines offer cheap flights to Denver from Atlanta?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights from ATL to DEN.
  • Premium Economy: Delta (DL). The carrier provides cheap nonstop Premium Economy flight from Atlanta to Denver. 
  • Business: United provides the most affordable business class fare from ATL to DEN.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from Minneapolis, MN by air?
A. Denver is 680 miles or 1095 kilometers from Minneapolis by air. Denver is 1 hour behind Minneapolis.
Q. How long does a flight take to reach Denver from Minneapolis?
A. A flight takes around 2 hours 15 minutes to reach Denver from MSP, Minneapolis. Exclude any layover time if you have a connecting flight.
Q. What airlines offer cheap flights to Denver from Minneapolis?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights from Minneapolis to Denver.
  • Premium Economy: Delta (DL). The carrier provides cheap nonstop Premium Economy flight from Minneapolis to Denver. 
  • Business: United provides the most affordable business class fare from MSP to DEN.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from San Francisco, CA by plane?
A. Denver is 967 miles or 1556 kilometers from Minneapolis by air. Denver is 1 hour ahead of San Francisco.
Q. How long does a flight take to reach Denver from San Francisco?
A. A flight takes around 2 hours 45 minutes to reach DEN, Denver from SFO, San Francisco. Exclude any layover time if you have a connecting flight.
Q. What airlines offer cheap flights to Denver from San Francisco?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights from San Francisco to Denver.
  • Premium Economy: Delta (DL). The carrier provides cheap nonstop Premium Economy flight from San Francisco to Denver. 
  • Business: United provides the most affordable business class fare DEN from SFO. Flights are nonstop too.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from Dallas Fort Worth, TX by plane? 
A. Denver is 641 miles or 1031 kilometers from Dallas by air. Denver is 1 hour behind Dallas. 
Q. How long does a flight take to reach Denver from Dallas Fort Worth?
A. The approximate time is 2 hours 15 minutes to fly from DFW to DEN, Denver. It may vary a bit based on aircraft speed. On average, passenger planes have a cruising speed of 500 to 521 knots (575-600 mph).
Q. What airlines offer cheap flights to Denver from Dallas Fort Worth?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights from San Francisco to Denver.
  • Premium Economy: Delta (DL). The carrier provides cheap 1-stop Premium Economy flight from DFW to Denver. The connection happens in Salt Lake City.
  • Business: American (AA) provides the most affordable plane tickets in Business class. Flights are nonstop too.
  • First: No carrier operates a First-class flight.
Q. How far is Denver from Salt Lake City, UT by plane?
A. Denver is 391 miles or 629 kilometers from Salt Lake City by air. 
Q. How long does a flight take to reach Denver from Salt Lake City?
A. The approximate time is 1 hour 30 minutes to fly to Denver from Salt Lake City. It may vary a bit based on aircraft speed. On average, passenger planes have a cruising speed of 500 to 521 knots (575-600 mph).
Q. What airlines offer cheap flights to Denver from Salt Lake City?
  • Economy: Frontier (F9). The carrier provides cheap nonstop economy flights from Salt Lake City to Denver.
  • Premium Economy: Delta (DL). The carrier provides cheap non-stop Premium Economy SLC to DEN flight. 
  • Business: Delta (DL) provides the most affordable plane tickets in Business class. Flights are nonstop too.
  • First: No carrier operates a First-class flight.
Q. What airlines operate the maximum flights to Denver?
A. At Denver International Airport, the airlines can be ranked as follows: United, Southwest, Frontier, SkyWest, and Delta. Based on passengers enplaned and deplaned stats from Bureau of Transportation Statistics (BTS) (February 2023 - January 2024).

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Discounts and savings on airfares are calculated based on several factors, including comparison of fares across more than 500 airlines. The quoted pricing reflects our best available fare at the time of search. Coupon codes are valid for applicable discounts on our service fees for eligible bookings. Additional terms may apply to specific offers, which will be disclosed at the time of booking.

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  • Unless otherwise specified, all listed fares are for round-trip travel and include applicable fuel surcharges, taxes, fees, and our service fees.

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