Find cheap flights from Washington to Denver

WAS - DEN

Find cheap flights from Washington to Denver

Round-trip
Economy
Washington (WAS)
Denver Intl
Fri 8/7
Fri 8/14
Any month
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Good to know

Low season

September Best time to beat the crowds with an average 18% drop in price.

High season

December Most popular time to fly with an average 28% increase in price.

Average price of a round-trip

$211 (avg. price over the last 2 weeks)

Good deal for a round-trip

$206 or less

When to book flights from Washington to Denver

Estimated round-trip price
Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $120 or less.
  • The cheapest flight from Washington to Denver was found 21 days before departure, on average.
  • Book at least 1 week before departure in order to get a below-average price.
  • High season is considered to be November, December and January. The cheapest month to fly is September.
  • Morning departure is around 19% cheaper than an evening flight, on average*.
  • When you are browsing through flights from Washington to Denver, first make sure to decide which airport you would like to depart from. While Baltimore/Washington International Thurgood Marshall Airport (BWI) is a convenient choice for those leaving from Maryland, Ronald Reagan Washington National Airport (DCA) and Dulles International Airport (IAD) are closer to downtown Washington, D.C.
  • For those who want to book nonstop flights from Washington to Denver, consider flying with Southwest Airlines, as they allow customers to check two suitcases for free. If you would prefer a more budget-friendly company, Spirit Airlines also operates flights between these two cities.
  • If you have some time to kill before you start boarding your plane, head to the Observation Area at Ronald Reagan Washington National Airport. Located on the Departures level between Terminals B and C, this area provides travelers with a direct view of the airport’s primary tarmac.
  • Need to take care of some last-minute work after your flight has landed? Drop by the business center that is near the B Gates of Denver International Airport (DEN). This center has copying machines, fax services, shipping supplies, and access to high-speed Internet, as well as public telephones.
  • To unwind after an intense day of travel, stop by A Massage in Denver International Airport for some quick relaxing service. Located near both the A Gates and B Gates, this massage parlor offers services at a variety of price points and durations, including express foot massages and full back massages.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking Washington to Denver flights

Which airlines have a flexible cancellation policy for flights from Washington to Denver Intl due to COVID-19?

Which airlines apply social distancing measures on flights from Washington to Denver Intl due to COVID-19?

How long does a flight from Washington to Denver take?

How many flights are there between Washington and Denver?

Which airlines provide the cheapest flights from Washington to Denver?

Do I need a passport to fly between Washington and Denver?

Which airlines fly most frequently between Washington and Denver?

What’s the cheapest day of the week to fly Washington to Denver?

Which airports will I be using when flying from Washington to Denver?

What facilities does Dulles International Airport have for children and families?

What is there to do while waiting for my flight at Baltimore/Washington International Thurgood Marshall Airport?

Is smoking prohibited at Denver International Airport?

Where can I buy food at Denver International Airport?

How does KAYAK find such low prices on flights from Washington to Denver?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Denver?

What is the Hacker Fare option on flights from Washington to Denver?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Denver?

Top 5 airlines serving Washington to Denver Intl

Scores according to KAYAK customer reviews

8.2
JetBlue
Overall score based on 19,205 reviews
8.3
Boarding
8.3
Comfort
8.6
Crew
7.9
Entertainment
7.8
Food
Airline reviews
Read more about JetBlue

Book cheap flights from Washington to Denver

Recent round-trip flight deals

7/23
Thu
nonstop
Spirit Airlines
3h 48m
BWI - DEN
8/1
Sat
nonstop
Spirit Airlines
3h 31m
DEN - BWI
7/27
Mon
nonstop
Multiple Airlines
3h 48m
BWI - DEN
8/3
Mon
nonstop
Multiple Airlines
3h 26m
DEN - BWI
7/27
Mon
nonstop
Spirit Airlines
3h 48m
BWI - DEN
8/3
Mon
nonstop
Spirit Airlines
3h 31m
DEN - BWI
7/25
Sat
nonstop
Multiple Airlines
3h 48m
BWI - DEN
7/30
Thu
nonstop
Multiple Airlines
3h 22m
DEN - BWI
7/27
Mon
nonstop
Spirit Airlines
3h 48m
BWI - DEN
8/3
Mon
1 stop
Spirit Airlines
7h 15m
DEN - BWI
7/27
Mon
nonstop
Spirit Airlines
3h 48m
BWI - DEN
8/3
Mon
1 stop
Spirit Airlines
7h 15m
DEN - BWI
7/27
Mon
nonstop
Spirit Airlines
3h 48m
BWI - DEN
8/1
Sat
nonstop
Spirit Airlines
3h 31m
DEN - BWI
7/23
Thu
nonstop
Multiple Airlines
3h 55m
BWI - DEN
7/25
Sat
1 stop
Multiple Airlines
7h 15m
DEN - BWI
7/30
Thu
nonstop
Spirit Airlines
3h 48m
BWI - DEN
8/2
Sun
1 stop
Spirit Airlines
7h 15m
DEN - BWI
7/27
Mon
nonstop
Multiple Airlines
3h 48m
BWI - DEN
7/30
Thu
nonstop
Multiple Airlines
3h 22m
DEN - BWI
8/24
Mon
1 stop
Major Airline
9h 52m
IAD - DEN
8/29
Sat
1 stop
Major Airline
8h 52m
DEN - IAD
7/29
Wed
1 stop
Spirit Airlines
5h 24m
BWI - DEN
8/3
Mon
nonstop
Spirit Airlines
3h 31m
DEN - BWI
8/1
Sat
nonstop
Multiple Airlines
3h 48m
BWI - DEN
8/3
Mon
nonstop
Multiple Airlines
3h 26m
DEN - BWI
7/25
Sat
nonstop
Spirit Airlines
3h 48m
BWI - DEN
7/25
Sat
1 stop
Spirit Airlines
7h 15m
DEN - BWI
9/9
Wed
nonstop
Sun Country Air
3h 46m
IAD - DEN
9/13
Sun
1 stop
Sun Country Air
9h 09m
DEN - IAD
7/25
Sat
nonstop
Multiple Airlines
3h 55m
BWI - DEN
8/3
Mon
1 stop
Multiple Airlines
7h 15m
DEN - BWI
7/29
Wed
nonstop
Allegiant Air
3h 48m
IAD - DEN
8/3
Mon
nonstop
Allegiant Air
3h 32m
DEN - IAD
Show more results

Recent one-way flight deals

8/1
Sat
nonstop
Spirit Airlines
3h 48m
BWI - DEN
7/27
Mon
nonstop
Spirit Airlines
3h 48m
BWI - DEN
8/26
Wed
1 stop
Multiple Airlines
12h 21m
BWI - DEN
7/23
Thu
1 stop
Spirit Airlines
11h 24m
BWI - DEN
7/27
Mon
1 stop
Spirit Airlines
12h 41m
BWI - DEN
7/23
Thu
nonstop
Spirit Airlines
3h 48m
BWI - DEN
7/29
Wed
1 stop
Spirit Airlines
5h 24m
BWI - DEN
7/27
Mon
1 stop
Multiple Airlines
17h 53m
BWI - DEN
8/10
Mon
nonstop
Allegiant Air
3h 59m
DCA - DEN
8/14
Fri
2 stops
Multiple Airlines
29h 11m
BWI - DEN
8/10
Mon
1 stop
Cape Air
7h 47m
DCA - DEN
8/10
Mon
1 stop
Delta
6h 16m
DCA - DEN
7/25
Sat
1 stop
Spirit Airlines
11h 24m
BWI - DEN
8/2
Sun
1 stop
Multiple Airlines
14h 47m
BWI - DEN
7/29
Wed
1 stop
Spirit Airlines
5h 24m
BWI - DEN
8/10
Mon
2 stops
Multiple Airlines
17h 03m
BWI - DEN
7/23
Thu
nonstop
Spirit Airlines
3h 48m
BWI - DEN
Show more results
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
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