Cheap flights from USA to Denver (DEN)

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How to find the cheapest flight from
USA to Denver (DEN)

All the information you need to plan the best null to DEN flight in 2021: compare USA to Denver flight prices with the expected peak season, weather and rainfall in Denver.
How far in advance should I book a flight from USA to Denver?

Travelers have found it’s best to book a flight 14 days in advance to save up to 12% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 14 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from USA to Denver 1-2 weeks in advance for as low as $88, or $106 for flights within the next 24 hours.

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

Our data shows that August tends to be the cheapest month to fly to Denver from USA. Users have commonly found prices around $98 for the month, but tickets can be as low as $36. Due to multiple factors, prepare for potentially higher prices in December.

Cheap flights from USA to Denver in May, June 2021

The best prices found for USA to DEN flights for May, June
13 May - 14 May
$41pp
LAX
Los Angeles
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
12 May - 25 May
$42pp
LAX
Los Angeles
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
15 May - 18 May
$43pp
LAX
Los Angeles
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles

USA to Denver 2021 flight deals

Cheap flights to Denver from USA found for this year
13 May - 14 May
$41pp
LAX
Los Angeles
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
12 May - 25 May
$42pp
LAX
Los Angeles
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
15 May - 18 May
$43pp
LAX
Los Angeles
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles

Non-stop flights to Denver from USA

Save time with USA to Denver direct flight deals
17 May - 26 May
$43pp
LAX
Los Angeles
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
LAX
Los Angeles
18 May - 25 May
$45pp
LAX
Los Angeles
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
17 May - 20 May
$46pp
LAX
Los Angeles
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles

Last minute flights from USA to Denver

Late deals on round-trip flights to Denver from USA, departing today and this week
17 May - 26 May
$43pp
LAX
Los Angeles
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
LAX
Los Angeles
18 May - 25 May
$45pp
LAX
Los Angeles
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
17 May - 20 May
$46pp
LAX
Los Angeles
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles

One-way flights to Denver from USA

The cheapest one-way flights from USA to Denver
8:49 pm - 12:16 am
Frontier
Nonstop
2h 27m
LAX - DEN
Frontier
$39
lastminute.com
5:35 pm - 7:47 pm
American Airlines
Nonstop
4h 12m
PHL - DEN
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">USA</span> to <span class="emphasized">Denver</span> flights.

Flight FAQs

From USA to Denver

Are flight prices decreasing from USA to Denver due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both USA and Denver for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from United States to Denver Intl to control the spread of COVID-19?

New policies can now be found on Alaska Airlines to help keep travelers safe while flying. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from United States to Denver Intl. Policies will vary by airline.

Which airlines flying from United States to Denver Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, Frontier, and American Airlines flying from United States to Denver Intl have implemented new flexible cancellation policies.

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.

Can I find flights from USA to Denver for under $100 on Cheapflights?

Yes, there are multiple flights from USA to Denver for under $100. The cheapest flight booked recently is on Frontier for just $43, but on average you can expect to pay $55.

Are there nonstop flights from USA to Denver for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from USA to Denver under $100. A good price for a nonstop flight from USA to Denver is less than $55.

Are there last-minute flights available from USA to Denver for under $100?

There are currently 20+ open flights from USA to Denver within the next 7 days for less than $100.

What days are nonstop flights available from USA to Denver?

You can find nonstop flights on the following days: Sunday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

This flight path from United States to Denver Intl was viewed by 359 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the most popular airlines that fly from USA to Denver?

The most popular airlines flying from USA to Denver are Major Airline, Endeavor Airlines and American Airlines. Something to consider prior to booking your flight.

What are the most popular routes from USA to Denver?

The most popular route from USA to Denver is New York John F Kennedy Intl - Denver Intl. You may also consider New York LaGuardia - Denver Intl or Boston Logan Intl - Denver Intl.

What are the cheapest Flights from USA to Denver?

On average you can expect to pay $355 for a flight from USA to Denver. The cheapest flight overall is $50 while the most popular route, (New York John F Kennedy Intl - Denver Intl) is currently priced at $217.

What are the most reliable airlines from USA to Denver?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from USA to Denver on time: Fiji Airways(100%), Copa Airlines(100%), Cathay Pacific(100%.)

How long is the flight from USA to Denver?

A quick flight from USA to Denver can take about 2h 01m. American Airlines provides one of the quickest options available for as low as $100. All flights are typically nonstop.

What are the cheapest airlines flying from USA to Denver round-trip?

Cheapflights users have booked flights from USA to Denver round-trip from $43. Another airline that can offer you cheap pricing is Spirit Airlines.

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

One-way options have recently been found by users for as low as $21 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $23 and American Airlines from $40 one-way.

Departure points for flights from USA to Denver

Select to see more specific information for flights to Denver from all departure points in USA.
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Destination information for Denver

Things to know before you go - useful duration and weather info for your trip from USA to Denver.
Flight duration
2h 31m
Average temperature for May in Denver
73.4 °F
Avg rainfall for May in Denver
1.9 ″

Airports servicing Denver

Top 9 airlines flying from USA to Denver

The chart below displays the airlines Cheapflights users traveling from USA to Denver choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$48 $173 No cancel fee 62%
Spirit Airlines
$47 $197 No cancel fee 65%
Sun Country Air
$164 $209 No cancel fee 83%
American Airlines
$57 $221 No cancel fee 71%
Delta
$58 $242 No cancel fee N/A
Alaska Airlines
$128 $252 No cancel fee 75%
United Airlines
$48 $266 No cancel fee 69%
JetBlue
$98 $291 No cancel fee 62%
Southwest
$68 $341 No cancel fee 63%