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Denver

$63+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DEN
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Cheap 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 June 10, 2026.

This Frontier deal was found by Cheapflights users on 6/8. 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.
Tue 8/49:31 pm
DFW
-
DEN
Nonstop2h 24m
Frontier
Sat 8/85:23 pm
DEN
-
DFW
Nonstop2h 13m
Frontier
Deal found 6/8$90
This Cheapflightsfares deal was found by Cheapflights users on 6/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:31 pm
DFW
-
DEN
Nonstop2h 24m
Frontier
Wed 8/199:25 pm
DEN
-
DFW
Nonstop2h 09m
Frontier
Deal found 6/9$96
This Frontier deal was found by Cheapflights users on 6/9. 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.
Tue 8/49:31 pm
DFW
-
DEN
Nonstop2h 24m
Frontier
Fri 8/75:05 am
DEN
-
DFW
Nonstop2h 04m
Frontier
Deal found 6/9$97
This Super.com deal was found by Cheapflights users on 6/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:04 am
DFW
-
DEN
Nonstop2h 21m
Frontier
Thu 9/310:09 am
DEN
-
DFW
Nonstop2h 13m
Frontier
Deal found 6/10$98
This Cheapflightsfares deal was found by Cheapflights users on 6/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:31 pm
DFW
-
DEN
Nonstop2h 24m
Frontier
Tue 8/1110:09 am
DEN
-
DFW
Nonstop2h 10m
Frontier
Deal found 6/9$102
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Wed 9/235:58 pm
LAX
-
DEN
Nonstop2h 32m
Frontier
Wed 9/3010:29 pm
DEN
-
LAX
Nonstop2h 34m
Frontier
Deal found 6/10$103
This Travelocity deal was found by Cheapflights users on 6/8. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:05 am
DFW
-
DEN
Nonstop2h 22m
Frontier
Sat 10/178:59 pm
DEN
-
DFW
Nonstop2h 04m
Frontier
Deal found 6/8$104
This Frontier deal was found by Cheapflights users on 6/5. 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.
Tue 7/219:40 am
LAX
-
DEN
Nonstop2h 33m
Frontier
Tue 7/2810:39 pm
DEN
-
LAX
Nonstop2h 32m
Frontier
Deal found 6/5$104
This Frontier deal was found by Cheapflights users on 6/9. 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.
Tue 9/16:55 pm
DFW
-
DEN
Nonstop2h 17m
Frontier
Sun 9/69:25 pm
DEN
-
DFW
Nonstop2h 09m
Frontier
Deal found 6/9$105
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Tue 7/286:30 am
LAX
-
DEN
Nonstop2h 33m
Frontier
Tue 8/410:39 pm
DEN
-
LAX
Nonstop2h 32m
Frontier
Deal found 6/6$105
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Tue 7/286:30 am
LAX
-
DEN
Nonstop2h 33m
Frontier
Wed 8/510:39 pm
DEN
-
LAX
Nonstop2h 32m
Frontier
Deal found 6/6$106
This Frontier deal was found by Cheapflights users on 6/5. 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.
Sat 8/86:30 am
LAX
-
DEN
Nonstop2h 33m
Frontier
Tue 8/1110:39 pm
DEN
-
LAX
Nonstop2h 32m
Frontier
Deal found 6/5$107

Find flight deals from USA to Denver

Keep the following information in mind while searching for USA to Denver flight deals. Data was last updated June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$90
(Frontier)

One-way from

$63
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$393

Good round-trip deal

$127 or less

Good one-way deal

$67 or less
Provider with most accurate pricing for New York (NYC)-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Denver Intl flights.
Search Deals
From USA to Denver Intl
Search Deals
One-way flight from USA to Denver Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from USA to Denver Intl.
Search Deals
Price to beat on a one-way flight from USA to Denver Intl.
Search Deals

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 June 10, 2026.
Use the filters below to find and compare flights from the United States to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles Los Angeles

Wed 7/15

3:40 pm-9:55 pm

1 stop5h 15m

Denver Intl

Wed 7/22

8:15 am-11:30 am

1 stop4h 15m

$160

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles Los Angeles

Thu 8/27

8:15 am-4:55 pm

2 stops7h 40m

Denver Intl

Wed 9/2

8:55 pm-10:25 pm

Nonstop2h 30m

$174

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

Thu 8/13

10:00 pm-11:53 pm

Nonstop2h 53m

Denver Intl

Tue 8/18

8:29 pm-11:59 pm

Nonstop2h 30m

$175

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles Los Angeles

Thu 8/6

2:50 pm-8:10 pm

1 stop4h 20m

Denver Intl

Tue 8/11

9:00 am-2:00 pm

2 stops6h 00m

$188

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

Wed 8/26

5:20 pm-10:48 pm

1 stop6h 28m

Denver Intl

Mon 8/31

11:05 am-5:41 pm

1 stop5h 36m

$204

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

Tue 8/11

6:00 am-7:39 am

Nonstop2h 39m

Denver Intl

Tue 8/18

8:29 pm-11:59 pm

Nonstop2h 30m

$217

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles Los Angeles

Wed 7/1

3:40 pm-9:50 pm

1 stop5h 10m

Denver Intl

Sat 7/4

2:40 pm-6:55 pm

1 stop5h 15m

$228

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles Los Angeles

Sat 7/4

5:45 am-12:20 pm

2 stops5h 35m

Denver Intl

Tue 7/7

6:50 am-12:00 pm

1 stop6h 10m

$228

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

Wed 7/8

5:54 pm-11:27 pm

1 stop6h 33m

Denver Intl

Wed 7/15

9:19 am-4:59 pm

1 stop6h 40m

$237

PhiladelphiaDenver

PHL - DEN

PHLDEN

Philadelphia

Wed 8/12

5:15 am-11:25 am

1 stop8h 10m

Denver Intl

Wed 8/19

7:19 am-4:11 pm

1 stop6h 52m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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 $230). Flying from USA to Denver in June is currently the most expensive (average of $345). 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 June 10, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 19% on flights from USA to Denver by exploring options for tickets in the evening.

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 June 10, 2026.

The most flights from US0 to DEN are scheduled on a Monday (93 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (43 on average).

How often are flights from the United States to Denver delayed?

About 17% of weekly flights between United States and Denver have experienced delays in the past year, with the average delay time being 145 minutes.

What is the most punctual flight time for the United States to Denver flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United States to Denver flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.

How far ahead should I book a flight from USA to Denver?

The price you pay for your flight from USA to Denver may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from USA to Denver?

Use this chart to determine the cheapest time to fly round-trip from USA to Denver. Price data was last updated on May 30, 2026.

Travelers seeking maximum savings on their USA to Denver flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for theUnited States to Denver flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Denver trip
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier and American Airlines

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 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 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

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 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

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 June 10, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines 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.
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Southwest
7.9
Good
4,235 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Delta
7.9
Good
8,395 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
United Airlines
7.4
Good
9,804 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
American Airlines
7.1
Good
11,635 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Frontier
5.6
Fair
2,898 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

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?

    The United States to Denver Intl flight path was viewed by 511 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from USA to Denver?

    For as low as $175, Southwest can have you in Denver from USA in 2h 53m. The distance from USA to Denver is about 886 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $27. However, be on the lookout for offers from Allegiant Air and Southwest, 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?

    The most popular flight routes from USA to Denver are Dallas/Fort Worth - Denver Intl, Chicago O'Hare Intl - Denver Intl and Seattle/Tacoma Intl - Denver Intl.

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

    Consider SWISS (100%), Asiana Airlines (95%) or Copa Airlines (94%) 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 $703, our data shows the cheapest flight currently is $66. When looking at the most popular route, (Dallas/Fort Worth - Denver Intl), you can expect to pay $121 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 $230). Flying from USA to Denver in June is currently the most expensive (average of $345). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Westminster
Lakewood
Centennial
Broomfield
Golden
Greeley
Fort Morgan
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

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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.
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O'Hare Intl to Denver flights
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Top 8 airlines flying from USA to Denver

Discover the top 8 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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$55Average$197FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$69Average$209FlexibilityNo cancel feeOn-time85%
DeltaCheapest$90Average$314FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$100Average$286FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$106Average$315FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$117Average$290FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$117Average$300FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$127Average$329FlexibilityNo cancel feeOn-time69%

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