Cheap flights from Washington (WA) to Denver (DEN)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

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

All the information you need to plan the best null to DEN flight in 2022: compare Washington to Denver flight prices with the expected peak season, weather and rainfall in Denver.
How far in advance should I book a flight from State of Washington to Denver?

Travelers have found it’s best to book a flight 18 days in advance to save up to 14% 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 18 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 State of Washington to Denver 1-2 weeks in advance for as low as $146, or $172 for flights within the next 24 hours.

When is the cheapest time to fly from State of Washington to Denver (WA - DEN)?

When flying from State of Washington 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 Washington to Denver in May, June 2022

The best prices found for Washington to DEN flights for May, June
27 May - 31 May
$143pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl
24 May - 31 May
$145pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl
3 Jun - 12 Jun
$164pp
GEG
Spokane
Multiple Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
Multiple Airlines
 
1 STOP
GEG
Spokane

Washington to Denver 2022 flight deals

Cheap flights to Denver from Washington found for this year
7 Oct - 12 Oct
$126pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
27 Sep - 1 Oct
$127pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
1 Oct - 4 Oct
$128pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl

Non-stop flights to Denver from Washington

Save time with Washington to Denver direct flight deals
7 Oct - 12 Oct
$126pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
27 Sep - 1 Oct
$127pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
29 Oct - 2 Nov
$128pp
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Delta
Non-Stop
SEA
Seattle/Tacoma Intl

Last minute flights from Washington to Denver

Late deals on round-trip flights to Denver from Washington, departing today and this week
27 May - 31 May
$143pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl
24 May - 31 May
$145pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl
24 May - 26 May
$168pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl

One-way flights to Denver Intl from Washington

The cheapest one-way flights from Washington to Denver
3:50 pm - 7:28 pm
Alaska Airlines
Nonstop
2h 38m
SEA - DEN
Alaska Airlines
$80
mytrip.com
1:00 am - 4:41 am
United Airlines
Nonstop
2h 41m
SEA - DEN
United Airlines
$84
United
3:59 pm - 7:40 pm
Delta
Nonstop
2h 41m
SEA - DEN
Delta
$94
Delta

Related info for your journey

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

Flight FAQs

From Washington to Denver

What airport do you fly into for flights to Denver from Washington?

Most people fly into Denver Intl (DEN) if they book a flight to Denver from Washington. Denver Intl is conveniently located just 18.5 mi from Denver’s city center.

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

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

Can I find flights from State of Washington to Denver for under $200 on Cheapflights?

Yes, there are multiple flights from State of Washington to Denver for under $200. The cheapest flight booked recently is on Alaska Airlines for just $126, but on average you can expect to pay $153.

Are there nonstop flights from State of Washington to Denver for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from State of Washington to Denver under $200. A good price for a nonstop flight from State of Washington to Denver is less than $155.

Are there last-minute flights available from State of Washington to Denver for under $200?

There are currently 20+ open flights from State of Washington to Denver within the next 7 days for less than $200.

What days are nonstop flights available from State of Washington to Denver?

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

How popular is this State of Washington to Denver flight route?

The Washington to Denver Intl flight path was viewed by 129 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from State of Washington to Denver on average per day?

Per day, 27 flights depart from State of Washington to Denver on average.
Early Morning (Midnight to 6am) - 4% of flight departures
Morning (6am - Noon) - 37% of flight departures
Afternoon (Noon - 6pm) - 37% of flight departures
Evening (6pm - Midnight) - 22% of flight departures

How long is the flight from State of Washington to Denver?

Airlines like Alaska Airlines, United Airlines, and Frontier fly from State of Washington to Denver in about 2h 40m. The time it takes to get you to your destination is usually consistent. There are 1028 mi between State of Washington and Denver. Generally, flights for this route are nonstop.

What are the cheapest airlines to fly from State of Washington to Denver one-way?

$60 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $64 and $80, respectively.

What are the most popular airlines that fly from State of Washington to Denver?

Consider Endeavor Airlines, American Airlines or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from State of Washington to Denver.

What are the most reliable airlines from State of Washington to Denver?

Before booking your flight to Denver from State of Washington, check out the most reliable airlines to get you to your destination on time: Air France (94%), United Airlines (93%), Korean Air( 91%).

What are the most popular routes from State of Washington to Denver?

When deciding which route to take from State of Washington to Denver consider Seattle/Tacoma Intl - Denver Intl, Spokane - Denver Intl or Pasco Tri Cities - Denver Intl as they are the most popular.

What are the cheapest flights from State of Washington to Denver?

While on average a flight from State of Washington to Denver is generally $623, our data shows the cheapest flight currently is $49. When looking at the most popular route, (Seattle/Tacoma Intl - Denver Intl), you can expect to pay $128 for that flight.

COVID Restrictions

View COVID Travel Restrictions for Denver, CO

Do I need a COVID test to fly to Denver from Washington?

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

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

COVID-19 testing requirements
Visitors from Washington 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 are not required to quarantine after entering Denver Intl.

Do I need a test to fly back to Washington from Denver?

Returning to Washington 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.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering Washington.

Hide COVID Travel Restrictions for Denver, CO

Departure points for flights from Washington to Denver

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

Destination information for Denver

Things to know before you go - useful duration and weather info for your trip from Washington to Denver.
Flight duration from Washington to DEN
2h 47m
Average temperature for May in Denver
73.4 °F
Avg rainfall for May in Denver
1.9 ″

Airports servicing

Seattle King County/Boeing (BFI)
Bellingham (BLI)
Deer Harbor (DHB)
Wenatchee (EAT)
Eastsound Orcas Island (ESD)
Friday Harbor SPB (FBS)

Airports servicing Denver

Top 7 airlines flying from Washington to Denver Intl

The chart below displays the airlines Cheapflights users traveling from Washington 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
$9 $16 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.

Frontier
$32 $106 No cancel fee 62%
Spirit Airlines
$38 $108 No cancel fee 65%
Alaska Airlines
$66 $289 No cancel fee 75%
Delta
$78 $259 No cancel fee N/A
United Airlines
$78 $311 No cancel fee 69%
American Airlines
$122 $317 No cancel fee 71%
Home North America USA Colorado Denver Cheap flights from Washington to Denver