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$48+ Cheap flights from Denver (DEN) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SEA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Denver to Washington

Keep the following information in mind while searching for Denver to Washington flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$72
(Kiwi.com)

One-way from

$48
(Cheapflightsfares)

Popular in

December

Cheapest in

April

Average price

$178

Good round-trip deal

$217 or less

Good one-way deal

$112 or less
Provider with most accurate pricing for Denver Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Seattle/Tacoma Intl flights.
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From Denver Intl to Washington
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One-way flight from Denver Intl to Washington
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Highest demand for flights based on searches. 8% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Denver Intl to Washington.
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Price to beat on a one-way flight from Denver Intl to Washington.
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Find flight deals from Denver to Washington

Cheapest flights from Denver to Washington
Explore the most affordable flight options available from Denver to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/710:50 pmDEN - PDX
Nonstop2h 50mFrontier
Tue 6/106:20 amPDX - DEN
Nonstop2h 37mFrontier
Deal found 2/19$72
This Cheapflightsfares deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/710:36 pmDEN - SEA
Nonstop3h 08mFrontier
Sun 5/116:00 amSEA - DEN
Nonstop2h 51mFrontier
Deal found 2/20$91
This Expedia deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:37 pmDEN - PDX
Nonstop2h 48mMultiple Airlines
Mon 5/56:20 amPDX - DEN
Nonstop2h 38mMultiple Airlines
Deal found 2/20$133
This Travelocity deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2210:37 pmDEN - SEA
Nonstop3h 07mMultiple Airlines
Tue 4/295:30 amSEA - DEN
1 stop4h 51mMultiple Airlines
Deal found 2/20$136
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/187:50 pmDEN - SEA
Nonstop3h 13mDelta
Mon 4/217:55 pmSEA - DEN
Nonstop2h 45mDelta
Deal found 2/20$137
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/135:15 amDEN - SEA
1 stop7h 35mUnited Airlines
Sun 3/165:15 amSEA - DEN
Nonstop2h 42mUnited Airlines
Deal found 2/20$144
This Frontier deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/149:48 amDEN - GEG
Nonstop2h 21mFrontier
Sun 8/1711:54 amGEG - DEN
Nonstop2h 21mFrontier
Deal found 2/20$153
This Southwest deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1410:50 pmDEN - SEA
Nonstop3h 00mSouthwest
Wed 3/195:15 amSEA - DEN
Nonstop2h 35mSouthwest
Deal found 2/20$177
This Southwest deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2310:50 pmDEN - PDX
Nonstop2h 45mSouthwest
Wed 3/264:30 pmPDX - DEN
1 stop5h 40mSouthwest
Deal found 2/20$187
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/128:16 amDEN - PSC
1 stop4h 37mDelta
Thu 3/135:11 pmPSC - DEN
1 stop4h 20mDelta
Deal found 2/19$189
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:30 amDEN - PDX
1 stop7h 39mDelta
Mon 4/215:15 pmPDX - DEN
1 stop5h 25mDelta
Deal found 2/20$197
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/268:20 amDEN - SEA
1 stop4h 12mAlaska Airlines
Sat 5/35:30 amSEA - DEN
1 stop4h 51mAlaska Airlines
Deal found 2/20$216

Find flights from Denver to Washington within your budget

Customize your flight search to find flights from Denver to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Denver

Fly to

Washington

Route

Depart

Return

Price

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 6/7

10:50 pm-12:40 am

Nonstop2h 50m

Portland

Tue 6/10

6:20 am-9:57 am

Nonstop2h 37m

$72

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Mon 3/31

9:56 am-12:02 pm

Nonstop3h 06m

Seattle/Tacoma Intl

Mon 4/28

6:00 am-9:46 am

Nonstop2h 46m

$87

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Wed 4/16

7:00 am-9:07 am

Nonstop3h 07m

Seattle/Tacoma Intl

Wed 4/23

6:00 am-9:46 am

Nonstop2h 46m

$133

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Fri 5/2

6:37 pm-8:25 pm

Nonstop2h 48m

Portland

Mon 5/5

6:20 am-9:58 am

Nonstop2h 38m

$133

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Thu 3/13

6:10 am-8:19 am

Nonstop3h 09m

Seattle/Tacoma Intl

Mon 3/17

9:35 am-1:29 pm

Nonstop2h 54m

$137

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Thu 3/13

5:15 am-11:50 am

1 stop7h 35m

Seattle/Tacoma Intl

Sun 3/16

5:15 am-8:57 am

Nonstop2h 42m

$144

DenverSpokane

DEN - GEG

DENGEG

Denver Intl

Thu 8/14

9:48 am-11:09 am

Nonstop2h 21m

Spokane

Sun 8/17

11:54 am-3:15 pm

Nonstop2h 21m

$153

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sun 3/23

10:50 pm-12:35 am

Nonstop2h 45m

Portland

Wed 3/26

4:30 pm-11:10 pm

1 stop5h 40m

$187

DenverPasco

DEN - PSC

DENPSC

Denver Intl

Wed 3/12

5:45 am-11:53 am

1 stop7h 08m

Pasco Tri Cities

Wed 3/12

5:45 pm-11:48 pm

1 stop5h 03m

$189

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Thu 4/17

6:30 am-1:09 pm

1 stop7h 39m

Portland

Mon 4/21

5:15 pm-11:40 pm

1 stop5h 25m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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Best time to book a flight from Denver to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Denver to Washington

Get recent, data-driven insights about flights from Denver to Washington including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Denver to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Denver to State of Washington (average of $238). Flying from Denver to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to WA?

Find hourly flight availability from Denver to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to State of Washington as you normally would.

Weekly flight availability from Denver to State of Washington

Explore weekly flight availability from Denver to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from DEN to USWA are scheduled on a Wednesday (43 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated February 20, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Denver to Washington. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Denver to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For a flight from Denver to Washington, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city.

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

    The Denver Intl to Washington flight path was viewed by 223 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airlines for a one-way flight from Denver to State of Washington are Frontier ($48), Delta ($79), and American Airlines ($89).

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

    The most popular route from Denver to State of Washington is Denver Intl - Seattle/Tacoma Intl. You may also consider Denver Intl - Portland or Denver Intl - Spokane.

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

    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 Denver to State of Washington on time: WestJet (88%), Icelandair (88%), Condor (88%).

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

    On average you can expect to pay $715 for a flight from Denver to State of Washington. The cheapest flight overall is $81 while the most popular route, (Denver Intl - Seattle/Tacoma Intl) is currently priced at $98.

  • Can I find deals for flights from Denver to Washington that include hotel bookings?

    Yes. In addition to deals on Denver to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Washington.

  • Can I find deals for business class flights from Denver to Washington?

    Yes. Cheapflights offers flight deals from Denver to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Denver to State of Washington (average of $238). Flying from Denver to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Denver to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Denver to Washington

Discover the top 5 airlines that operate flights from Denver to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$148FlexibilityNo cancel feeOn-time62%
DeltaCheapest$92Average$276FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$118Average$301FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$134Average$382FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$139Average$390FlexibilityNo cancel feeOn-time69%
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