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Cheap flights from Denver to the United States from $41

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to the United States departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:10 am - 11:19 am
DEN
-
SEA
3h 09mnonstop
Frontier Logo
12:34 pm - 4:25 pm
SEA
-
DEN
2h 51mnonstop
$58Frontier
Fri, Jan 23 - Mon, Jan 26
Frontier Logo
9:10 am - 11:19 am
DEN
-
SEA
3h 09mnonstop
Frontier Logo
12:34 pm - 4:25 pm
SEA
-
DEN
2h 51mnonstop
$59Frontier
Fri, Jan 23 - Mon, Jan 26
Frontier Logo
9:10 am - 11:19 am
DEN
-
SEA
3h 09mnonstop
Frontier Logo
12:24 pm - 4:15 pm
SEA
-
DEN
2h 51mnonstop
$63Frontier
Fri, Mar 27 - Sun, Mar 29
Frontier Logo
9:10 am - 11:19 am
DEN
-
SEA
3h 09mnonstop
Frontier Logo
2:54 pm - 6:43 pm
SEA
-
DEN
2h 49mnonstop
$72Frontier
Mon, Mar 30 - Mon, Apr 13
Frontier Logo
10:34 pm - 11:44 pm
DEN
-
LAS
2h 10mnonstop
Frontier Logo
12:59 am - 3:56 am
LAS
-
DEN
1h 57mnonstop
$72Frontier
Sat, Feb 14 - Sun, Feb 22
Frontier Logo
10:49 pm - 11:59 pm
DEN
-
LAS
2h 10mnonstop
Frontier Logo
5:12 pm - 8:20 pm
LAS
-
DEN
2h 08mnonstop
$73Frontier
Sat, Jan 24 - Mon, Jan 26
Frontier Logo
10:34 pm - 11:44 pm
DEN
-
LAS
2h 10mnonstop
Frontier Logo
5:30 am - 8:27 am
LAS
-
DEN
1h 57mnonstop
$74Frontier
Sat, Feb 14 - Sun, Feb 15
Frontier Logo
9:44 pm - 11:53 pm
DEN
-
PHX
2h 09mnonstop
Frontier Logo
8:30 am - 10:27 am
PHX
-
DEN
1h 57mnonstop
$74Frontier
Wed, Feb 4 - Sat, Feb 7
Multiple Airlines Logo
11:35 am - 5:26 pm
DEN
-
JFK
3h 51mnonstop
Multiple Airlines Logo
4:24 pm - 7:04 pm
JFK
-
DEN
4h 40mnonstop
$113Multiple Airlines
Sat, Jan 10 - Tue, Jan 13
Multiple Airlines Logo
11:22 am - 4:55 pm
DEN
-
LGA
3h 33mnonstop
Multiple Airlines Logo
8:59 pm - 8:19 am
LGA
-
DEN
13h 20m1 stop
$114Multiple Airlines
Sat, Jan 17 - Wed, Jan 21

Frontier flights from Denver to United States

Our best Frontier deals on Denver to United States flight tickets
Frontier
Jan 23
DEN9:10 amDenver Intl
3h 09m
SEA11:19 amSeattle/Tacoma Intl
Jan 26
SEA12:34 pmSeattle/Tacoma Intl
2h 51m
DEN4:25 pmDenver Intl
$58
Find similar
Frontier
Jan 23
DEN9:10 amDenver Intl
3h 09m
SEA11:19 amSeattle/Tacoma Intl
Jan 26
SEA12:34 pmSeattle/Tacoma Intl
2h 51m
DEN4:25 pmDenver Intl
$59
Find similar
Frontier
Mar 27
DEN9:10 amDenver Intl
3h 09m
SEA11:19 amSeattle/Tacoma Intl
Mar 29
SEA12:24 pmSeattle/Tacoma Intl
2h 51m
DEN4:15 pmDenver Intl
$63
Find similar

Delta flights from Denver to United States

Our best Delta deals on Denver to United States flight tickets
Delta
Jan 17
DEN6:50 pmDenver Intl
3h 20m
SEA9:10 pmSeattle/Tacoma Intl
Jan 20
SEA5:30 amSeattle/Tacoma Intl
5h 21m
1 stop
DEN11:51 amDenver Intl
$127
Find similar
Delta
Jan 23
DEN6:23 pmDenver Intl
6h 46m
1 stop
SEA12:09 amSeattle/Tacoma Intl
Jan 26
SEA4:55 pmSeattle/Tacoma Intl
4h 41m
1 stop
DEN10:36 pmDenver Intl
$137
Find similar
Delta
Feb 19
DEN6:00 amDenver Intl
3h 49m
JFK11:49 amNew York John F Kennedy Intl
Feb 21
JFK7:30 pmNew York John F Kennedy Intl
4h 51m
DEN10:21 pmDenver Intl
$157
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Denver to United States 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, momondo users made 832,500 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Denver to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Fri 1/23

9:10 am-11:19 am

Nonstop3h 09m

Seattle/Tacoma Intl

Mon 1/26

12:34 pm-4:25 pm

Nonstop2h 51m

$58

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Fri 1/23

9:10 am-11:19 am

Nonstop3h 09m

Seattle/Tacoma Intl

Mon 1/26

12:34 pm-4:25 pm

Nonstop2h 51m

$59

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Fri 3/27

9:10 am-11:19 am

Nonstop3h 09m

Seattle/Tacoma Intl

Sun 3/29

12:24 pm-4:15 pm

Nonstop2h 51m

$63

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Mon 3/30

9:10 am-11:19 am

Nonstop3h 09m

Seattle/Tacoma Intl

Mon 4/13

2:54 pm-6:43 pm

Nonstop2h 49m

$72

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Sat 2/14

10:34 pm-11:44 pm

Nonstop2h 10m

Las Vegas Harry Reid Intl

Sun 2/22

12:59 am-3:56 am

Nonstop1h 57m

$72

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Sat 1/24

10:49 pm-11:59 pm

Nonstop2h 10m

Las Vegas Harry Reid Intl

Mon 1/26

5:12 pm-8:20 pm

Nonstop2h 08m

$73

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Sat 2/14

10:34 pm-11:44 pm

Nonstop2h 10m

Las Vegas Harry Reid Intl

Sun 2/15

5:30 am-8:27 am

Nonstop1h 57m

$74

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 2/4

9:44 pm-11:53 pm

Nonstop2h 09m

Phoenix Sky Harbor Intl

Sat 2/7

8:30 am-10:27 am

Nonstop1h 57m

$74

DenverNew York

DEN - JFK

DENJFK

Denver Intl

Sat 1/10

11:35 am-5:26 pm

Nonstop3h 51m

New York John F Kennedy Intl

Tue 1/13

4:24 pm-7:04 pm

Nonstop4h 40m

$113

DenverNew York

DEN - LGA

DENLGA

Denver Intl

Sat 1/17

11:22 am-4:55 pm

Nonstop3h 33m

New York LaGuardia

Wed 1/21

8:59 pm-8:19 am

1 stop13h 20m

$114

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United States from

How to get the cheapest flight ticket from Denver to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United States?

In general, January is the cheapest month to fly from Denver to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $227. If you aren’t able to travel during the month of January, then book flights to United States from Denver during September instead. Flights to United States in September, while not as cheap as those in January, still average around $247.

What is the cheapest day to depart on your flight to United States?

According to our data, Thursday is the cheapest day to fly to United States from Denver. The lowest ticket price found for a Thursday departure recently was $335. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $492. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $269. Try not to purchase tickets at noon because they tend to be around $608. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Denver Intl to United States flight route?

Fly from Denver Intl to Dallas/Fort Worth for the best Denver Intl - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $275 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Denver for as low as $234 on momondo.

What cabin class options are available on Denver Intl to United States flights?

There are 4 cabin classes available to choose from on Denver Intl to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Denver to United States flights?

No. A direct flight is the cheapest option for a flight between Denver to United States.

Cheap Denver to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to United States

Best Price Found

$29

Fastest flight time

0h 45m

Direct flights

Every day

Airports in United States

4,296 airports
The best one-way flight to United States from Denver in the past 72 hours is $29. The best round-trip flight deal from Denver to United States found on momondo in the last 72 hours is $58.
The fastest flight from Denver to United States takes 0h 45m
Direct flights go from Denver to United States every day.
There are 4,296 airports in United States. From Denver there are direct flights to Phoenix Sky Harbor Intl (PHX), Dallas/Fort Worth (DFW), Las Vegas Harry Reid Intl (LAS).
Search flight deals

  • When did momondo last update prices for flights from Denver Intl Airport to United States?

    Prices for flights from Denver Intl Airport to United States were last updated today.

  • How many operators does momondo search for flights from Denver Intl Airport to United States?

  • How old do you have to be to fly from Denver Intl Airport to United States?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Denver Intl Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Denver to United States?

Best airlines flying from Denver to United States

Compare and see reviews for airlines that fly from Denver to United States with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $60Free CancellationRating
5.7
3,064 reviews
Search Frontier flights
DeltaPriceFrom $88Free CancellationRating
7.9
8,016 reviews
Search Delta flights
United AirlinesPriceFrom $132Free CancellationRating
7.4
9,114 reviews
Search United Airlines flights
JetBluePriceFrom $134Free CancellationRating
7.2
2,901 reviews
Search JetBlue flights
SouthwestPriceFrom $137Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
American AirlinesPriceFrom $150Free CancellationRating
7.2
11,071 reviews
Search American Airlines flights
Sun Country AirPriceFrom $179Free CancellationRating
6.9
336 reviews
Search Sun Country Air flights
Alaska AirlinesPriceFrom $185Free CancellationRating
8.0
11,554 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to United States?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Denver to United States. momondo saves you time and could save you money on your trip.

Can I find flights from Denver to United States with flexible booking policies on momondo?

Flights from Denver to United States with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Denver to United States?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to United States.

I’m not ready to book a flight from Denver to United States right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Denver and alert you when they change.

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