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$69+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SEA
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$97
(Kiwi.com)

One-way from

$69
(Frontier)

Popular in

July

Cheapest in

September

Average price

$202

Good round-trip deal

$79 or less

Good one-way deal

$39 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. 5% potential increase in price ($12 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 March 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 March 25, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
Tue 4/2210:50 pmDEN - PDX
Nonstop2h 52mFrontier
Tue 4/296:20 amPDX - DEN
Nonstop2h 36mFrontier
Deal found 3/24$97
This Expedia deal was found by Cheapflights users on 3/24. 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.
Tue 4/227:00 amDEN - PDX
1 stop7h 50mMultiple Airlines
Sun 4/276:20 amPDX - DEN
Nonstop2h 36mMultiple Airlines
Deal found 3/24$142
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 4/267:00 amDEN - SEA
Nonstop3h 00mHawaiian Airlines
Mon 4/288:20 pmSEA - DEN
Nonstop2h 39mHawaiian Airlines
Deal found 3/23$156
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Wed 4/238:00 amDEN - PDX
Nonstop2h 47mUnited Airlines
Wed 4/236:23 pmPDX - DEN
Nonstop2h 36mUnited Airlines
Deal found 3/24$157
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Tue 4/295:15 amDEN - SEA
1 stop7h 34mUnited Airlines
Wed 4/305:14 amSEA - DEN
Nonstop2h 43mUnited Airlines
Deal found 3/23$163
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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.
Tue 4/227:55 pmDEN - SEA
Nonstop3h 00mAlaska Airlines
Wed 4/305:30 amSEA - DEN
1 stop4h 51mAlaska Airlines
Deal found 3/23$167
This Southwest deal was found by Cheapflights users on 3/24. 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.
Wed 4/237:00 amDEN - PDX
1 stop7h 50mSouthwest
Wed 4/232:55 pmPDX - DEN
Nonstop2h 30mSouthwest
Deal found 3/24$167
This Trip.com deal was found by Cheapflights users on 3/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/612:21 pmDEN - SEA
Nonstop2h 56mMultiple Airlines
Fri 5/98:20 pmSEA - DEN
Nonstop2h 39mMultiple Airlines
Deal found 3/24$171
This Southwest deal was found by Cheapflights users on 3/23. 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.
Tue 4/291:15 pmDEN - SEA
Nonstop2h 55mSouthwest
Wed 4/306:15 amSEA - DEN
2 stops8h 20mSouthwest
Deal found 3/23$172
This Delta deal was found by Cheapflights users on 3/24. 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 4/302:25 pmDEN - SEA
Nonstop3h 03mDelta
Thu 5/17:55 pmSEA - DEN
Nonstop2h 45mDelta
Deal found 3/24$177
This Delta deal was found by Cheapflights users on 3/24. 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.
Tue 4/222:25 pmDEN - PDX
1 stop7h 24mDelta
Tue 4/297:23 amPDX - DEN
1 stop5h 08mDelta
Deal found 3/24$177
This Frontier deal was found by Cheapflights users on 3/24. 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.
Wed 6/44:03 pmDEN - SEA
Nonstop3h 09mFrontier
Sat 6/76:25 amSEA - DEN
Nonstop2h 47mFrontier
Deal found 3/24$178

Cheapflights Fare Finder

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 March 25, 2025.
Use the filters below to find and compare flights from Denver to Washington that are best for you.

Fly from

Denver

Fly to

Washington

Route

Depart

Return

Price

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 4/22

10:50 pm-12:42 am

Nonstop2h 52m

Portland

Tue 4/29

6:20 am-9:56 am

Nonstop2h 36m

$97

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Tue 4/22

10:37 pm-12:44 am

Nonstop3h 07m

Seattle/Tacoma Intl

Tue 4/29

6:00 am-9:46 am

Nonstop2h 46m

$112

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Wed 4/23

10:37 pm-12:44 am

Nonstop3h 07m

Seattle/Tacoma Intl

Wed 4/30

5:30 am-11:21 am

1 stop4h 51m

$142

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 4/22

7:00 am-1:50 pm

1 stop7h 50m

Portland

Tue 4/29

6:20 am-9:56 am

Nonstop2h 36m

$142

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Tue 4/22

7:00 am-9:00 am

Nonstop3h 00m

Seattle/Tacoma Intl

Wed 4/30

8:20 pm-11:59 pm

Nonstop2h 39m

$157

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 4/23

8:20 am-10:02 am

Nonstop2h 42m

Portland

Wed 4/23

5:40 pm-9:15 pm

Nonstop2h 35m

$157

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Wed 4/30

5:50 pm-12:58 am

1 stop8h 08m

Seattle/Tacoma Intl

Sat 5/10

8:50 am-12:36 pm

Nonstop2h 46m

$163

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 4/22

8:00 am-9:47 am

Nonstop2h 47m

Portland

Tue 4/29

1:39 pm-10:44 pm

1 stop8h 05m

$163

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Tue 4/22

7:55 pm-9:55 pm

Nonstop3h 00m

Seattle/Tacoma Intl

Wed 4/30

5:30 am-11:21 am

1 stop4h 51m

$167

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 4/19

2:45 pm-8:15 pm

1 stop6h 30m

Portland

Wed 4/23

2:55 pm-6:25 pm

Nonstop2h 30m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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.

Cheapflights Insights

Everything you need to know about your flight from Denver to Washington

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 March 25, 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 March 25, 2025.

The most flights from DEN to USWA are scheduled on a Friday (44 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (21 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 March 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 230 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 ($69), Delta ($79), and Hawaiian Airlines ($79).

  • 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: Japan Airlines (92%), KLM (91%), Korean Air (90%).

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

    On average you can expect to pay $1,281 for a flight from Denver to State of Washington. The cheapest flight overall is $68 while the most popular route, (Denver Intl - Seattle/Tacoma Intl) is currently priced at $156.

  • 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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Denver to Palm Springs flights

Top 6 airlines flying from Denver to Washington

Discover the top 6 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$130FlexibilityNo cancel feeOn-time62%
DeltaCheapest$101Average$281FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$108Average$253FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$118Average$303FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$138Average$397FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$147Average$392FlexibilityNo cancel feeOn-time69%
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