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$111+ Cheap flights from Portland, ME (PWM) 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SEA
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Cheap flight deals from Portland to Washington

Keep the following information in mind while searching for Portland to Washington flight deals. Data was last updated November 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$221
(Delta)

One-way from

$111
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$381
Provider with most accurate pricing for Portland-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Seattle/Tacoma Intl flights.
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From Portland to Washington
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One-way flight from Portland to Washington
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Highest demand for flights based on searches. 9% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Portland to Washington

Cheapest flights from Portland to Washington
Explore the most affordable flight options available from Portland to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2025.

This Delta deal was found by Cheapflights users on 11/7. 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 12/96:08 amPWM - SEA
1 stop11h 27mDelta
Mon 12/1511:15 pmSEA - PWM
1 stop9h 58mDelta
Deal found 11/7$221
This Delta deal was found by Cheapflights users on 11/9. 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 12/116:08 amPWM - SEA
1 stop11h 27mDelta
Tue 12/169:25 amSEA - PWM
2 stops10h 56mDelta
Deal found 11/9$226
This Delta deal was found by Cheapflights users on 11/7. 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 11/206:35 amPWM - SEA
2 stops13h 25mDelta
Tue 12/169:25 amSEA - PWM
2 stops10h 56mDelta
Deal found 11/7$231
This Delta deal was found by Cheapflights users on 11/8. 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.
Mon 12/156:08 amPWM - SEA
1 stop11h 27mDelta
Mon 1/121:45 pmSEA - PWM
1 stop7h 35mDelta
Deal found 11/8$248
This Delta deal was found by Cheapflights users on 11/7. 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 12/124:53 pmPWM - SEA
1 stop8h 32mDelta
Sun 12/1411:59 pmSEA - PWM
2 stops9h 14mDelta
Deal found 11/7$253
This Delta deal was found by Cheapflights users on 11/7. 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 11/114:53 pmPWM - SEA
1 stop8h 30mDelta
Sat 11/1511:27 amSEA - PWM
1 stop9h 27mDelta
Deal found 11/7$266
This Delta deal was found by Cheapflights users on 11/7. 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 11/114:53 pmPWM - SEA
1 stop8h 30mDelta
Fri 11/1411:55 pmSEA - PWM
2 stops10h 55mDelta
Deal found 11/7$271
This Delta deal was found by Cheapflights users on 11/8. 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.
Mon 12/84:53 pmPWM - SEA
2 stops10h 31mDelta
Mon 12/1511:15 pmSEA - PWM
1 stop9h 58mDelta
Deal found 11/8$275
This Delta deal was found by Cheapflights users on 11/9. 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 11/126:00 amPWM - SEA
2 stops13h 55mDelta
Wed 11/1911:55 pmSEA - PWM
2 stops9h 13mDelta
Deal found 11/9$276
This Delta deal was found by Cheapflights users on 11/8. 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.
Mon 12/156:08 amPWM - SEA
1 stop11h 27mDelta
Sat 1/1011:10 pmSEA - PWM
2 stops9h 10mDelta
Deal found 11/8$280
This Delta deal was found by Cheapflights users on 11/7. 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.
Sat 12/136:15 amPWM - PDX
2 stops19h 22mDelta
Wed 12/179:10 amPDX - PWM
2 stops11h 54mDelta
Deal found 11/7$290
This Delta deal was found by Cheapflights users on 11/8. 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.
Sat 12/612:53 pmPWM - PDX
2 stops12h 44mDelta
Sat 12/139:10 amPDX - PWM
2 stops11h 49mDelta
Deal found 11/8$329

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 November 10, 2025.
Use the filters below to find and compare flights from Portland to Washington that are best for you.

Fly from

Portland

Fly to

Washington

Route

Depart

Return

Price

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Wed 12/10

2:34 pm-10:23 pm

1 stop10h 49m

Seattle/Tacoma Intl

Mon 12/15

11:15 pm-12:13 pm

1 stop9h 58m

$221

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Sat 12/13

2:34 pm-10:23 pm

1 stop10h 49m

Seattle/Tacoma Intl

Mon 12/15

11:15 pm-12:13 pm

1 stop9h 58m

$221

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Thu 12/11

6:08 am-2:35 pm

1 stop11h 27m

Seattle/Tacoma Intl

Tue 12/16

9:25 am-11:21 pm

2 stops10h 56m

$226

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Sat 12/13

4:45 pm-10:25 pm

1 stop8h 40m

Seattle/Tacoma Intl

Wed 12/17

11:30 am-12:04 am

1 stop9h 34m

$248

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Thu 12/11

6:08 am-2:35 pm

1 stop11h 27m

Seattle/Tacoma Intl

Wed 12/17

11:30 am-12:04 am

1 stop9h 34m

$248

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Tue 12/9

6:08 am-2:35 pm

1 stop11h 27m

Seattle/Tacoma Intl

Wed 12/17

11:30 am-12:04 am

1 stop9h 34m

$248

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Tue 12/9

2:34 pm-10:23 pm

1 stop10h 49m

Seattle/Tacoma Intl

Tue 12/16

6:00 am-4:07 pm

1 stop7h 07m

$270

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Thu 11/20

2:30 pm-10:25 pm

1 stop10h 55m

Seattle/Tacoma Intl

Tue 12/16

6:00 am-4:07 pm

1 stop7h 07m

$270

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Thu 12/11

6:08 am-2:35 pm

1 stop11h 27m

Seattle/Tacoma Intl

Sat 12/13

11:30 am-11:59 pm

1 stop9h 29m

$270

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Tue 12/9

2:34 pm-10:23 pm

1 stop10h 49m

Seattle/Tacoma Intl

Sat 12/13

11:30 am-11:59 pm

1 stop9h 29m

$270

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/8

Showing 1-10 of 51 results
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Best time to book a flight from Portland to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Portland 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 Portland to Washington

What is the cheapest month to book a flight from Portland, Maine to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to State of Washington (average of $98). Flying from Portland, Maine to State of Washington in August is currently the most expensive (average of $163). 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 PWM to WA?

Find hourly flight availability from Portland 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 November 10, 2025.

When flying from Portland, Maine to State of Washington, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 48% versus a flight in the afternoon.

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 November 10, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Portland to Washington by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,004 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,011 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,047 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Sun Country Air
6.9
Okay
336 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Portland 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 Portland to Washington?

    Located just 2.9 mi from the city center, Portland (PWM) is the airport most travelers will use when flying to Washington from Portland.

  • How long is the flight from Portland, Maine to State of Washington?

    Departing from Portland, Maine to State of Washington will take you 10h 49m. Airlines will cover a distance of 2481 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $111. American Airlines flights start at $111 while deals on Southwest start at $202 one-way.

  • What are the most popular routes from Portland, Maine to State of Washington?

    While some choose either Portland - Portland or Portland - Spokane, Portland - Seattle/Tacoma Intl is the most popular route from Portland, Maine to State of Washington.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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 Portland, Maine to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Portland, Maine to State of Washington (average of $98). Flying from Portland, Maine to State of Washington in August is currently the most expensive (average of $163). 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.

See more FAQs

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Alternative routes for Portland to Washington

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Top 6 airlines flying from Portland to Washington

Discover the top 6 airlines that operate flights from Portland 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 November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$240Average$240FlexibilityNo cancel feeOn-time62%
DeltaCheapest$259Average$494FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$304Average$460FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$314Average$495FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$326Average$620FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$380Average$502FlexibilityNo cancel feeOn-time63%

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