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 2021: 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
Precipitation
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

Round-trip from

$177

From Washington Dulles Intl to Denver Intl

One-way from

$116

One-way flight from Washington 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 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 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 Dulles Intl Airport to Denver (IAD - DEN)?

When flying from Washington 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 October, November 2021

The best prices found for IAD to DEN flights for October, November
22 Nov - 1 Dec
$183pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
22 Nov - 1 Dec
$192pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
12 Nov - 14 Nov
$197pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl

Washington Dulles Intl to Denver 2021 flight deals

Cheap flights to Denver from Dulles Intl found for this year
2 Dec - 8 Dec
$168pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
2 Dec - 8 Dec
$173pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
22 Nov - 1 Dec
$183pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl

Non-stop flights to Denver from Dulles Intl

Save time with Dulles Intl to Denver direct flight deals
20 Jan - 23 Jan
$187pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
12 Dec - 16 Jan
$192pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
1 Dec - 6 Dec
$197pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
IAD
Washington 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
30 Oct - 3 Nov
$201pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl
26 Oct - 27 Oct
$203pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
26 Oct - 27 Oct
$204pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl

One-way flights to Denver Intl from Washington Dulles Intl

The cheapest one-way flights from Dulles Intl to Denver
6:03 am - 4:34 pm
Frontier
2 Stops
12h 31m
IAD - DEN
Frontier
$116
Kiwi.com
2:00 am - 6:17 am
Delta
1 Stop
6h 17m
IAD - DEN
Delta
$128
Delta
6:15 am - 8:12 am
United Airlines
Nonstop
3h 57m
IAD - DEN
United Airlines
$139
United

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 Dulles Intl?

For a flight from Washington 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 18 inbound flights from Washington Dulles Intl per day. 7 airlines have flights to Denver Intl from Washington Dulles Intl on a regular basis.

Which airlines flying from Washington Dulles Intl 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 Washington Dulles Intl to Denver Intl have implemented new flexible cancellation policies.

Can I find flights from Washington Dulles Intl Airport to Denver for under $200 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl Airport to Denver for under $200. The cheapest flight booked recently is on Frontier for just $130, but on average you can expect to pay $174.

Are there nonstop flights from Washington Dulles Intl Airport to Denver for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington Dulles Intl Airport to Denver under $200. A good price for a nonstop flight from Washington Dulles Intl Airport to Denver is less than $224.

Are there last-minute flights available from Washington Dulles Intl Airport to Denver for under $300?

There are currently 20+ open flights from Washington Dulles Intl Airport to Denver within the next 7 days for less than $300.

What days are nonstop flights available from Washington Dulles Intl Airport to Denver?

You can find nonstop flights on the following days: Monday, Tuesday, Thursday.

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

Per day, 5 flights depart from Washington Dulles Intl Airport to Denver on average.
Afternoon (Noon - 6pm) - 40% of flight departures
Evening (6pm - Midnight) - 60% of flight departures

How long is the flight from Washington Dulles Intl Airport to Denver?

Airlines like Frontier and United Airlines fly from Washington Dulles Intl Airport to Denver in about 3h 59m. The time it takes to get you to your destination can typically vary by up to 5h 33m. The distance from Washington Dulles Intl Airport to Denver is about 1457 mi. This flight may include one or multiple stops.

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

Currently priced at $130, Frontier will fly you from Washington Dulles Intl Airport to Denver and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $187. These flights start at 49% lower than the current average price 3 months from now.

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

One-way options have recently been found by users for as low as $90 on Frontier. Other airlines that offer cheap prices include United Airlines from $94 and Delta from $103 one-way.

What are the most reliable airlines from Washington Dulles Intl Airport to Denver?

Before booking your flight to Denver from Washington Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: Ethiopian Air (94%), Copa Airlines (89%), Brussels Airlines( 83%).

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

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

What are the cheapest flights from Washington Dulles Intl Airport to Denver?

Looking for the cheapest flight from Washington Dulles Intl Airport to Denver? While on average our users pay $525, our data indicates the cheapest price to be $53. The most popular route (Washington Dulles Intl - Denver Intl), is priced around $184.

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 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 Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Denver Intl.

Quarantine requirements
Visitors from Washington 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 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 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering Washington 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 Dulles Intl to DEN
3h 36m
Average temperature for October in Denver
66.2 °F
Avg rainfall for October in Denver
0.9 ″

Airports servicing Washington

Airports servicing Denver

Top 6 airlines flying from Washington 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
Frontier
$63 $176 No cancel fee 62%
American Airlines
$85 $220 No cancel fee 71%
Spirit Airlines
$87 $187 No cancel fee 65%
Delta
$107 $257 No cancel fee N/A
United Airlines
$133 $340 No cancel fee 69%
Southwest
$156 $262 No cancel fee 63%

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 58% of IAD to DEN departures
Afternoon Noon to 6 PM 22% of IAD to DEN departures
Evening 6 PM to midnight 19% of IAD to DEN departures
Early morning Midnight to 6 AM 1% 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
19 daily flights
Wednesday
21 daily flights
Thursday
15 daily flights
Friday
13 daily flights
Saturday
19 daily flights
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