Denver

$69+ Cheap flights from the United States to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DEN
Jul 8 — Jul 151
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Cheap flight deals from USA to Denver

Keep the following information in mind while searching for USA to Denver flight deals. Data was last updated July 3, 2025.

Round-trip from

$112
(Priceline)

One-way from

$69
(Frontier)

Popular in

December

Cheapest in

September

Average price

$312

Good round-trip deal

$88 or less

Good one-way deal

$42 or less
From USA to Denver Intl
One-way flight from USA to Denver Intl
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from USA to Denver Intl.
Price to beat on a one-way flight from USA to Denver Intl.

Find flight deals from USA to Denver

Cheapest flights from USA to Denver
Explore the most affordable flight options available from USA to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Priceline deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/117:57 pmDFW - DEN
1 stop13h 24mFrontier
Fri 8/1510:29 pmDEN - DFW
1 stop6h 25mFrontier
Deal found 7/3$112
This Justfly.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/27:00 amORD - DEN
Nonstop2h 53mFrontier
Wed 8/68:53 pmDEN - ORD
Nonstop2h 39mFrontier
Deal found 7/2$125
This Priceline deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/117:45 pmLAX - DEN
1 stop7h 15mFrontier
Wed 7/162:00 pmDEN - LAX
1 stop6h 52mFrontier
Deal found 7/3$127
This FlightHub deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/246:25 amSEA - DEN
Nonstop2h 49mFrontier
Wed 7/309:36 pmDEN - SEA
Nonstop3h 06mFrontier
Deal found 7/3$135
This Priceline deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/27:40 amATL - DEN
Nonstop3h 17mFrontier
Mon 8/48:53 pmDEN - ATL
1 stop9h 19mFrontier
Deal found 7/3$141
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/410:40 pmHOU - DEN
Nonstop2h 40mSouthwest
Mon 8/118:50 pmDEN - HOU
Nonstop2h 25mSouthwest
Deal found 7/2$157
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/72:55 pmLAX - DEN
Nonstop2h 22mDelta
Mon 8/117:21 pmDEN - LAX
Nonstop2h 30mDelta
Deal found 7/2$157
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/76:05 pmLAX - DEN
1 stop3h 50mSouthwest
Mon 8/118:05 pmDEN - LAX
Nonstop2h 30mSouthwest
Deal found 7/2$163
This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:50 pmATL - DEN
Nonstop3h 15mSouthwest
Mon 8/186:35 amDEN - ATL
1 stop5h 40mSouthwest
Deal found 7/1$167
This Southwest deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/73:10 pmORD - DEN
1 stop8h 45mSouthwest
Mon 8/1110:35 amDEN - ORD
Nonstop2h 30mSouthwest
Deal found 7/3$167
This Frontier deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2510:55 pmLGA - DEN
Nonstop4h 20mFrontier
Wed 7/304:14 pmDEN - LGA
Nonstop3h 55mFrontier
Deal found 7/3$169
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:00 amJFK - DEN
1 stop10h 18mFrontier
Fri 9/1212:59 amDEN - JFK
1 stop9h 03mFrontier
Deal found 7/2$170

Cheapflights Fare Finder

Customize your flight search to find flights from USA to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from the United States to Denver that are best for you.

Fly from

USA

Fly to

Denver

Route

Depart

Return

Price

DallasDenver

DFW - DEN

DFWDEN

Dallas/Fort Worth

Mon 8/11

7:57 pm-8:21 am

1 stop13h 24m

Denver Intl

Fri 8/15

10:29 pm-5:54 am

1 stop6h 25m

$112

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

Sat 8/2

7:00 am-8:53 am

Nonstop2h 53m

Denver Intl

Wed 8/6

8:53 pm-12:32 am

Nonstop2h 39m

$125

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Fri 7/11

7:45 pm-4:00 am

1 stop7h 15m

Denver Intl

Wed 7/16

2:00 pm-7:52 pm

1 stop6h 52m

$127

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Thu 7/24

6:25 am-10:14 am

Nonstop2h 49m

Denver Intl

Wed 7/30

9:36 pm-11:42 pm

Nonstop3h 06m

$135

AtlantaDenver

ATL - DEN

ATLDEN

Atlanta Hartsfield-Jackson

Sat 8/2

7:40 am-8:57 am

Nonstop3h 17m

Denver Intl

Mon 8/4

8:53 pm-8:12 am

1 stop9h 19m

$141

HoustonDenver

HOU - DEN

HOUDEN

Houston Hobby

Mon 8/4

5:25 am-6:55 am

Nonstop2h 30m

Denver Intl

Wed 8/6

6:35 am-10:00 am

Nonstop2h 25m

$157

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Thu 8/7

8:20 pm-11:44 pm

Nonstop2h 24m

Denver Intl

Mon 8/11

12:32 pm-1:58 pm

Nonstop2h 26m

$157

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Thu 8/7

6:05 pm-10:55 pm

1 stop3h 50m

Denver Intl

Mon 8/11

6:15 am-7:45 am

Nonstop2h 30m

$163

AtlantaDenver

ATL - DEN

ATLDEN

Atlanta Hartsfield-Jackson

Thu 8/14

6:50 pm-8:05 pm

Nonstop3h 15m

Denver Intl

Mon 8/18

6:35 am-2:15 pm

1 stop5h 40m

$167

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

Thu 8/7

3:10 pm-10:55 pm

1 stop8h 45m

Denver Intl

Mon 8/11

10:35 am-2:05 pm

Nonstop2h 30m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 58 results
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The best insider tips for theUnited States to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Denver trip
Airlines
Frontier

Frontier’s UpFront Plus guarantees an empty middle seat for extra comfort.


Frontier offers no in-flight entertainment or Wi-Fi; bring a book or pre-load devices.

Read more about Frontierby Marisa Garcia
United Airlines

United’s Economy Plus offers extra legroom and is available for free to Premier members.


Basic Economy has no carry-on allowance, except for Premier members or select routes.

Delta

Delta offers free Wi-Fi on most domestic flights for SkyMiles members.


Delta’s Comfort Plus offers extra legroom, early boarding, and upgraded snacks.

Read more about Deltaby Harriet Baskas
American Airlines

Main Cabin Extra offers more legroom with seats set 34”-35” apart.


Flagship Business class includes lie-flat seats and a chef-curated menu.

JetBlue

JetBlue offers free onboard Wifi and screens at every seat with movies and live TV.


Blue Basic fares now include one free carry-on, but changes and seat selection incur fees.

Read more about JetBlueby Blane Bachelor
Alaska Airlines

Alaska’s Premium Class offers extra legroom and free cocktails, but snacks must be purchased.


Saver Fare includes a free carry-on, but seat selection and changes are restricted.

Airports
DEN

Use the A Line train for a quick 37-minute ride from DEN to Union Station, running every 15 minutes.

Read more about DENby Emily Zemler
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier and American Airlines

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines and Delta

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Blane Bachelor

Blane Bachelor

Expert on JetBlue

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Best time to book a flight from USA to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from USA with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United States to Denver

What is the cheapest month to book a flight from USA to Denver?

Currently, October is the cheapest month in which you can book a flight from USA to Denver (average of $197). Flying from USA to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from US to DEN?

Find hourly flight availability from USA to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Denver as you normally would.

Weekly flight availability from USA to Denver

Explore weekly flight availability from USA to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from US0 to DEN are scheduled on a Thursday (99 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (41 on average).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated July 3, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from the United States to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from USA to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Denver from United States?

    Most people fly into Denver Intl (DEN) if they book a flight to Denver from United States. Denver Intl is conveniently located just 18.5 mi from Denver’s city center.

  • How popular is this USA to Denver flight route?

  • What are the cheapest airlines to fly from USA to Denver one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $69. However, be on the lookout for offers from Southwest and United Airlines, as they are both options that can get you from USA to Denver for a low price.

  • What are the most popular routes from USA to Denver?

  • What are the most reliable airlines from USA to Denver?

    Consider EL AL (88%), Air France (86%) or Cathay Pacific (85%) when booking your flight. These represent the most reliable airlines when flying from USA to Denver.

  • What are the cheapest flights from USA to Denver?

    While on average a flight from USA to Denver is generally $997, our data shows the cheapest flight currently is $90. When looking at the most popular route, (Dallas/Fort Worth - Denver Intl), you can expect to pay $98 for that flight.

  • Can I find deals for flights from USA to Denver that include hotel bookings?

    Yes. In addition to deals on USA to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Denver.

  • Can I find deals for business class flights from USA to Denver?

    Yes. Cheapflights offers flight deals from USA to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from USA to Denver?

    Currently, October is the cheapest month in which you can book a flight from USA to Denver (average of $197). Flying from USA to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near the United States?

Book flights to the United States if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Broomfield
Grand Lake
Manitou Springs
Central City
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for USA to Denver

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from USA to Denver

Discover the top 10 airlines that operate flights from USA to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$51Average$171FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$71Average$192FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$87Average$96FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$98Average$241FlexibilityNo cancel feeOn-time85%
DeltaCheapest$112Average$284FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$116Average$297FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$119Average$302FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$125Average$274FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$135Average$340FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$143Average$300FlexibilityNo cancel feeOn-time71%

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