Cheap flights from Dulles Intl to Denver (IAD - DEN)

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How to find the cheapest flight from
Dulles Intl (IAD) to Denver (DEN)

All the information you need to plan the best IAD to DEN flight in 2022: compare Dulles Intl to Denver flight prices with the expected peak season, weather and rainfall in Denver.
IAD - DEN
Price
$177 - $349
DEN
Temperature
30.2 - 73.4 °F
DEN
Rainfall
0.5 - 2.3 inches

Popular in

December

High demand for flights, 26% potential price rise

Cheapest in

September

Best time to find cheap flights, 31% potential price drop

Average price

$339

Average for round-trip flights in May 2022

Round-trip from

$177

From Washington, D.C. Dulles Intl to Denver Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Denver?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 15 days in advance, which can save you up to 6% on flights from Washington, D.C. Dulles Intl Airport to Denver compared to booking the week you need them. Waiting 15 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $184. For sooner than that we have options available in the next 3 days from $202.

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Denver (IAD - DEN)?

When flying from Washington, D.C. Dulles Intl Airport to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Dulles Intl to Denver in May, June 2022

The best prices found for IAD to DEN flights for May, June
24 May - 25 May
$345pp
IAD
Washington, D.C. Dulles Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
21 May - 24 May
$385pp
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
24 May - 25 May
$393pp
IAD
Washington, D.C. Dulles Intl
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl

Washington, D.C. Dulles Intl to Denver 2022 flight deals

Cheap flights to Denver from Dulles Intl found for this year
24 May - 25 May
$345pp
IAD
Washington, D.C. Dulles Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
8 Sep - 15 Sep
$368pp
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
25 Oct - 27 Oct
$372pp
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl

Non-stop flights to Denver from Dulles Intl

Save time with Dulles Intl to Denver direct flight deals
8 Sep - 11 Sep
$368pp
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
17 Aug - 24 Aug
$379pp
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
9 Aug - 16 Aug
$390pp
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl

Last minute flights from Dulles Intl to Denver

Late deals on round-trip flights to Denver from Dulles Intl, departing today and this week
24 May - 25 May
$345pp
IAD
Washington, D.C. Dulles Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
21 May - 24 May
$385pp
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
24 May - 25 May
$393pp
IAD
Washington, D.C. Dulles Intl
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl

One-way flights to Denver Intl from Washington, D.C. Dulles Intl

The cheapest one-way flights from Dulles Intl to Denver
6:07 pm - 7:59 pm
United Airlines
Nonstop
3h 52m
IAD - DEN
United Airlines
$250
United Airlines
7:54 am - 1:08 pm
Multiple Airlines
1 Stop
7h 14m
IAD - DEN
Multiple Airlines
$256
Kiwi.com
2:40 am - 6:36 am
American Airlines
1 Stop
5h 56m
IAD - DEN
American Airlines

Related info for your journey

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

Flight FAQs

From Dulles Intl to Denver

What airport do you fly into for flights to Denver from Washington, D.C. Dulles Intl?

For a flight from Washington, D.C. Dulles Intl to Denver, you will be flying into Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city. Denver Intl is the only Denver airport and it handles 20 inbound flights from Washington, D.C. Dulles Intl per day. 9 airlines have flights to Denver Intl from Washington, D.C. Dulles Intl on a regular basis.

Which airlines flying from Washington, D.C. Dulles Intl to Denver Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Washington, D.C. Dulles Intl to Denver Intl that may be offering flexible cancellation policies are United Airlines, Frontier, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Washington, D.C. Dulles Intl Airport to Denver for under $400 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Denver for under $400. The cheapest flight booked recently is on United Airlines for just $368, but on average you can expect to pay $386.

Are there nonstop flights from Washington, D.C. Dulles Intl Airport to Denver for under $400 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington, D.C. Dulles Intl Airport to Denver under $400. A good price for a nonstop flight from Washington, D.C. Dulles Intl Airport to Denver is less than $492.

Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Denver for under $400?

There are currently 20+ open flights from Washington, D.C. Dulles Intl Airport to Denver within the next 7 days for less than $400.

What days are nonstop flights available from Washington, D.C. Dulles Intl Airport to Denver?

Days when nonstop flights are available for this flight are: Monday, Wednesday, Thursday, Friday, Saturday.

How many flights depart from Washington, D.C. Dulles Intl Airport to Denver on average per day?

Travelers can expect 9 flights from Washington, D.C. Dulles Intl Airport to Denver on average per day.
Afternoon (Noon - 6pm) - 100% of flight departures

How long is the flight from Washington, D.C. Dulles Intl Airport to Denver?

United Airlines, American Airlines, and Delta can get you from Washington, D.C. Dulles Intl Airport to Denver in just under 3h 46m. Your travel time can differ by up to 2h 29m. There are 1457 mi between Washington, D.C. Dulles Intl Airport and Denver. This flight may include one or multiple stops.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Denver round-trip?

Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Denver is United Airlines. Our recent data shows that you can find tickets from as low as $368 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $383 and $385 round-trip.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Denver one-way?

$148 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $177 and $193, respectively.

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Denver?

Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Denver? While on average our users pay $872, our data indicates the cheapest price to be $75. The most popular route (Washington, D.C. Dulles Intl - Denver Intl), is priced around $368.

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Denver?

Before booking your flight to Denver from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: Ethiopian Air (90%), United Airlines (87%), Copa Airlines( 86%).

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Denver?

The most popular airlines flying from Washington, D.C. Dulles Intl Airport to Denver are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

COVID Restrictions

View COVID Travel Restrictions for Denver, CO

Do I need a COVID test to fly to Denver from Dulles Intl?

Information is based on travel restrictions for travel to Denver Intl within the United States

Most visitors from Washington, D.C. Dulles Intl need to provide a negative COVID-19 test result and/or quarantine to enter Denver Intl.

COVID-19 testing requirements
Visitors from Washington, D.C. Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Denver Intl.

Quarantine requirements
Visitors from Washington, D.C. Dulles Intl are not required to quarantine after entering Denver Intl.

Do I need a test to fly back to Dulles Intl from Denver?

Returning to Washington, D.C. Dulles Intl from Denver Intl

COVID-19 testing requirements
Visitors from Denver Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Washington, D.C. Dulles Intl.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering Washington, D.C. Dulles Intl.

Hide COVID Travel Restrictions for Denver, CO

Destination information for Denver

Things to know before you go - useful duration and weather info for your trip from Dulles Intl to Denver.
Flight duration from Washington, D.C. Dulles Intl to DEN
3h 33m
Average temperature for May in Denver
73.4 °F
Avg rainfall for May in Denver
1.9 ″

Airports servicing Washington, D.C.

Airports servicing Denver

Top 6 airlines flying from Washington, D.C. Dulles Intl to Denver Intl

The chart below displays the airlines Cheapflights users traveling from Dulles Intl 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
Juneyao Airlines
$12 $18 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

Spirit Airlines
$60 $133 No cancel fee 65%
American Airlines
$106 $267 No cancel fee 71%
Delta
$127 $286 No cancel fee N/A
Frontier
$130 $242 No cancel fee 62%
United Airlines
$197 $367 No cancel fee 69%

Hourly flight availability from Dulles Intl to Denver

See what time of day planes typically take off from Dulles Intl towards Denver.
Morning 6 AM to noon 38% of IAD to DEN departures
Afternoon Noon to 6 PM 34% of IAD to DEN departures
Evening 6 PM to midnight 17% of IAD to DEN departures
Early morning Midnight to 6 AM 11% of IAD to DEN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Dulles Intl to Denver
See how many times per day planes take to the skies headed from Dulles Intl to Denver.
Sunday
18 daily flights
Monday
22 daily flights
Tuesday
18 daily flights
Wednesday
22 daily flights
Thursday
19 daily flights
Friday
25 daily flights
Saturday
18 daily flights
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