HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
USA

$39+ Cheap flights from Denver (DEN) to the United States

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LAX
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to USA with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Denver to USA

Cheapest flights from Denver to USA
Explore the most affordable flight options available from Denver to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:35 amDEN - LAS
1 stop8h 47mFrontier
Fri 12/266:00 amLAS - DEN
Nonstop2h 04mFrontier
Deal found 11/5$80
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
Tue 12/165:01 pmDEN - LAX
Nonstop2h 37mFrontier
Tue 12/308:58 pmLAX - DEN
Nonstop2h 26mFrontier
Deal found 11/4$80
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
Fri 12/1910:37 pmDEN - LAS
Nonstop2h 05mFrontier
Sat 12/2012:59 amLAS - DEN
Nonstop1h 59mFrontier
Deal found 11/4$81
This Frontier deal was found by Cheapflights users on 11/4. 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.
Thu 12/46:00 amDEN - LAX
Nonstop2h 42mFrontier
Fri 12/56:40 amLAX - DEN
Nonstop2h 32mFrontier
Deal found 11/4$81
This Flightnetwork deal was found by Cheapflights users on 11/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amDEN - LAS
Nonstop2h 05mFrontier
Thu 12/2512:59 amLAS - DEN
Nonstop1h 59mFrontier
Deal found 11/4$82
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Thu 12/186:00 amDEN - LAX
Nonstop2h 42mFrontier
Mon 12/226:34 amLAX - DEN
Nonstop2h 32mFrontier
Deal found 11/4$82
This Super.com deal was found by Cheapflights users on 11/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:30 amDEN - LAS
Nonstop2h 09mFrontier
Tue 12/91:16 amLAS - DEN
1 stop7h 39mFrontier
Deal found 11/5$83
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2410:29 pmDEN - LAX
Nonstop2h 40mFrontier
Fri 11/286:44 amLAX - DEN
Nonstop2h 30mFrontier
Deal found 11/5$83
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
Wed 12/36:30 amDEN - LAS
Nonstop2h 09mFrontier
Mon 12/87:00 amLAS - DEN
1 stop13h 15mFrontier
Deal found 11/4$84
This Frontier deal was found by Cheapflights users on 11/5. 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 12/65:01 pmDEN - LAX
Nonstop2h 37mFrontier
Mon 12/158:56 pmLAX - DEN
1 stop10h 59mFrontier
Deal found 11/5$84
This Frontier deal was found by Cheapflights users on 11/5. 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.
Thu 11/206:40 amDEN - DFW
1 stop7h 45mFrontier
Mon 11/2410:28 pmDFW - DEN
Nonstop2h 16mFrontier
Deal found 11/5$84
This Flightnetwork deal was found by Cheapflights users on 11/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:29 pmDEN - LAS
1 stop19h 15mFrontier
Sun 12/1412:59 amLAS - DEN
Nonstop1h 59mFrontier
Deal found 11/4$85

Cheap flight deals from Denver to USA

Keep the following information in mind while searching for Denver to USA flight deals. Data was last updated November 5, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$80
(Kiwi.com)

One-way from

$39
(eDestinos)

Popular in

March

Cheapest in

January

Average price

$285

Good round-trip deal

$105 or less

Good one-way deal

$52 or less
Provider with most accurate pricing for Denver Intl-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-New York (NYC) flights.
Search Deals
From Denver Intl to USA
Search Deals
One-way flight from Denver Intl to USA
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Denver Intl to USA.
Search Deals
Price to beat on a one-way flight from Denver Intl to USA.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to USA 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 November 5, 2025.
Use the filters below to find and compare flights from Denver to the United States that are best for you.

Fly from

Denver

Fly to

USA

Route

Depart

Return

Price

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Mon 12/8

1:02 pm-5:11 pm

1 stop5h 09m

Los Angeles

Tue 12/16

7:00 am-10:33 am

Nonstop2h 33m

$84

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sun 12/21

6:15 am-8:21 am

Nonstop2h 06m

Phoenix Sky Harbor Intl

Sun 1/4

7:00 am-8:55 am

Nonstop1h 55m

$98

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Mon 11/24

4:05 pm-5:41 pm

Nonstop2h 36m

Los Angeles

Thu 11/27

11:02 am-2:27 pm

Nonstop2h 25m

$117

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Wed 1/28

6:24 am-8:13 am

Nonstop2h 49m

Los Angeles

Sun 2/1

6:55 pm-10:21 pm

Nonstop2h 26m

$117

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Fri 1/16

7:40 pm-9:18 pm

Nonstop2h 38m

Los Angeles

Mon 1/19

5:00 am-8:28 am

Nonstop2h 28m

$117

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Sun 12/7

6:00 am-10:03 am

1 stop5h 03m

Los Angeles

Sat 12/13

2:29 pm-8:00 pm

1 stop4h 31m

$124

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Thu 12/4

12:40 pm-2:14 pm

Nonstop2h 34m

Los Angeles

Thu 12/11

3:09 pm-6:32 pm

Nonstop2h 23m

$133

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Sat 12/6

12:40 pm-2:14 pm

Nonstop2h 34m

Los Angeles

Mon 12/8

8:15 am-11:44 am

Nonstop2h 29m

$133

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Tue 12/9

6:25 am-8:05 am

Nonstop2h 40m

Los Angeles

Tue 12/9

3:09 pm-6:32 pm

Nonstop2h 23m

$133

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 12/2

6:59 pm-11:59 pm

1 stop5h 00m

Phoenix Sky Harbor Intl

Tue 12/9

10:22 am-7:24 pm

1 stop9h 02m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Denver to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Denver 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 Denver to the United States

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

Currently, March is the cheapest month in which you can book a flight from Denver to USA (average of $29). Flying from Denver to USA in July is currently the most expensive (average of $98). 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 DEN to US?

Find hourly flight availability from Denver to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

It’s typically best to fly out from Denver to USA in the evening. Doing so could potentially save you 26% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Denver to USA. Price data was last updated on November 2, 2025.

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

Weekly flight availability from Denver to USA

Explore weekly flight availability from Denver to USA. 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 November 5, 2025.

The most flights from DEN to US0 are scheduled on a Monday (88 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (52 on average).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated November 5, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Denver to the United States. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,004 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,002 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,042 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,116 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Denver to USA. 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 from for flights from Denver to United States?

    For a flight from Denver to United States, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city.

  • How popular is this Denver to USA flight route?

    Flights from Denver Intl to United States have been viewed 362 times in the past calendar month.

  • How long is the flight from Denver to USA?

    A quick flight from Denver to USA can take about 2h 36m. Frontier provides one of the quickest options available for as low as $117. The distance between Denver and USA is about 860 mi. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Denver to USA are Frontier ($54), Delta ($59), and United Airlines ($59).

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

    The most popular route from Denver to USA is Denver Intl - Las Vegas Harry Reid Intl. You may also consider Denver Intl - New York John F Kennedy Intl or Denver Intl - Orlando.

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

    The top 3 most reliable airlines when flying from Denver to USA are SWISS (100%), ANA (97%) and China Eastern (93%).

  • What are the cheapest flights from Denver to USA?

    Looking for the cheapest flight from Denver to USA? While on average our users pay $1,190, our data indicates the cheapest price to be $44. The most popular route (Denver Intl - Las Vegas Harry Reid Intl), is priced around $57.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to USA 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 Denver to USA?

    Currently, March is the cheapest month in which you can book a flight from Denver to USA (average of $29). Flying from Denver to USA in July is currently the most expensive (average of $98). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Denver to USA

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Las Vegas flights
Denver to John F Kennedy Intl flights
Denver to Cancún flights
Denver to Orlando flights
Denver to LaGuardia flights
Denver to Dallas/Fort Worth flights
Denver to Miami flights
Denver to O'Hare Intl flights
Denver to Newark flights
Denver to Los Angeles flights
Denver to Sky Harbor Intl flights
Denver to Seattle flights
Denver to Ontario flights
Denver to Tampa flights
Denver to Atlanta flights
Denver to San Francisco flights
Denver to Dulles Intl flights
Denver to Boston flights
Denver to Hobby flights
Denver to Honolulu flights
Denver to Baltimore flights
Denver to New Orleans flights
Denver to Fort Lauderdale flights
Denver to Philadelphia flights
Denver to San Diego flights
Denver to Midway flights
Denver to George Bush Intcntl flights
Denver to Santa Ana flights
Denver to Puerto Vallarta flights
Denver to San José del Cabo flights
Denver to Minneapolis flights
Denver to Austin flights
Denver to Detroit flights
Denver to Portland flights
Denver to Reagan-National flights
Denver to Cozumel flights
Denver to Cleveland flights
Denver to Mexico City flights
Denver to Charlotte flights
Denver to Fort Myers flights
Denver to Kahului flights
Denver to Salt Lake City flights
Denver to Nashville flights
Denver to Palm Springs flights
Denver to Cincinnati flights
Denver to San Antonio flights
Denver to Raleigh flights
Denver to St. Louis flights
Denver to Kailua-Kona flights
Denver to West Palm Beach flights

Top 8 airlines flying from Denver to USA

Discover the top 8 airlines that operate flights from Denver to USA. 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 November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$62Average$201FlexibilityNo cancel feeOn-time62%
DeltaCheapest$88Average$304FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$129Average$300FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$138Average$312FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$139Average$348FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$150Average$289FlexibilityNo cancel feeOn-time71%
Sun Country AirCheapest$179Average$320FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$230Average$566FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.