What airlines fly to State of Washington?

Delta, Alaska Airlines and JetBlue are the top three most popular airlines that fly to State of Washington from Portland, Maine according to our data. Delta is the first choice among our users, with 39% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 7 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Portland to Washington?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Portland to Washington

When did momondo last update prices for flights from Portland Airport to Washington?

Prices for flights from Portland Airport to Washington are updated daily.

How many operators does momondo search for flights from Portland Airport to Washington?

There are 4 operators available for flights from Portland Airport to Washington as of November 2026.

How old do you have to be to fly from Portland Airport to Washington?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$202 Cheap Flights from Portland, Maine to Washington in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland, Maine to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:49 pm - 6:43 pmPWM Portland-SEA Seattle/Tacoma Intl

8h 54m1 stop Detroit Metropolitan Wayne County

9:18 am - 11:33 pmSEA Seattle/Tacoma Intl-PWM Portland

11h 15m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$390Delta

Wed, Dec 9 - Wed, Dec 16

4:53 pm - 10:03 pmPWM Portland-SEA Seattle/Tacoma Intl

8h 10m1 stop Detroit Metropolitan Wayne County

6:00 am - 11:52 pmSEA Seattle/Tacoma Intl-PWM Portland

14h 52m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$390Delta

Tue, Dec 8 - Mon, Dec 14

12:15 pm - 8:31 pmPWM Portland-SEA Seattle/Tacoma Intl

11h 16m1 stop Chicago O'Hare Intl

11:39 pm - 11:42 amSEA Seattle/Tacoma Intl-PWM Portland

9h 03m1 stop Chicago O'Hare Intl

$405American Airlines

Tue, Dec 8 - Mon, Dec 14

3:14 pm - 9:41 pmPWM Portland-SEA Seattle/Tacoma Intl

9h 27m1 stop Newark

8:08 am - 7:10 pmSEA Seattle/Tacoma Intl-PWM Portland

8h 02m1 stop Washington, D.C. Dulles Intl

$405United Airlines

Sat, Jan 23 - Wed, Jan 27

3:14 pm - 9:41 pmPWM Portland-SEA Seattle/Tacoma Intl

9h 27m1 stop Newark

7:00 am - 6:53 pmSEA Seattle/Tacoma Intl-PWM Portland

8h 53m1 stop Newark

$405United Airlines

Tue, Jan 12 - Tue, Jan 19

12:55 pm - 9:40 pmPWM Portland-SEA Seattle/Tacoma Intl

11h 45m2 stops Baltimore/Washington Phoenix Sky Harbor Intl

6:45 am - 9:50 pmSEA Seattle/Tacoma Intl-PWM Portland

12h 05m2 stops Denver Intl Baltimore/Washington

$415Southwest

Tue, Jan 12 - Tue, Jan 19

12:15 pm - 8:31 pmPWM Portland-SEA Seattle/Tacoma Intl

11h 16m1 stop Chicago O'Hare Intl

11:39 pm - 11:42 amSEA Seattle/Tacoma Intl-PWM Portland

9h 03m1 stop Chicago O'Hare Intl

$420American Airlines

Tue, Dec 8 - Mon, Dec 14

5:20 am - 7:25 pmPWM Portland-SEA Seattle/Tacoma Intl

17h 05m2 stops Baltimore/Washington Denver Intl

12:05 am - 4:10 pmSEA Seattle/Tacoma Intl-PWM Portland

13h 05m2 stops Chicago Midway Baltimore/Washington

$421Southwest

Sat, May 1 - Fri, May 7

5:00 am - 5:50 pmPWM Portland-SEA Seattle/Tacoma Intl

15h 50m2 stops Washington, D.C. Reagan-National Los Angeles

9:08 pm - 9:43 pmSEA Seattle/Tacoma Intl-PWM Portland

21h 35m2 stops San Francisco Washington, D.C. Reagan-National

$677Alaska Airlines

Thu, Jan 14 - Thu, Jan 14

11:49 am - 8:04 pmPWM Portland-SEA Seattle/Tacoma Intl

11h 15m1 stop Washington, D.C. Reagan-National

9:08 pm - 9:43 pmSEA Seattle/Tacoma Intl-PWM Portland

21h 35m2 stops San Francisco Washington, D.C. Reagan-National

$742Alaska Airlines

Thu, Jan 14 - Thu, Jan 14

Cheap last minute flights

Enter your travel dates to find the best prices.

12:50 pm - 8:20 pmPWM Portland-SEA Seattle/Tacoma Intl

10h 30m1 stop Chicago O'Hare Intl

11:34 pm - 11:35 amSEA Seattle/Tacoma Intl-PWM Portland

9h 01m1 stop Chicago O'Hare Intl

$599American Airlines

Wed, Nov 11 - Sat, Nov 14

12:50 pm - 8:20 pmPWM Portland-SEA Seattle/Tacoma Intl

10h 30m1 stop Chicago O'Hare Intl

11:34 pm - 11:35 amSEA Seattle/Tacoma Intl-PWM Portland

9h 01m1 stop Chicago O'Hare Intl

$599American Airlines

Wed, Nov 11 - Sat, Nov 14

3:40 pm - 9:39 pmPWM Portland-SEA Seattle/Tacoma Intl

8h 59m1 stop Newark

8:30 am - 11:21 pmSEA Seattle/Tacoma Intl-PWM Portland

11h 51m2 stops Denver Intl Newark

$604United Airlines

Wed, Nov 11 - Sat, Nov 14

12:50 pm - 8:20 pmPWM Portland-SEA Seattle/Tacoma Intl

10h 30m1 stop Chicago O'Hare Intl

6:00 am - 9:39 pmSEA Seattle/Tacoma Intl-PWM Portland

12h 39m2 stops Charlotte Douglas Washington, D.C. Reagan-National

$604American Airlines

Wed, Nov 11 - Sat, Nov 14

4:03 pm - 11:00 pmPWM Portland-SEA Seattle/Tacoma Intl

9h 57m1 stop New York John F Kennedy Intl

11:45 am - 12:19 amSEA Seattle/Tacoma Intl-PWM Portland

9h 34m1 stop New York John F Kennedy Intl

$609Delta

Wed, Nov 11 - Sat, Nov 14

2:05 pm - 11:59 pmPWM Portland-SEA Seattle/Tacoma Intl

12h 54m2 stops Atlanta Hartsfield-Jackson Salt Lake City

8:30 am - 11:31 pmSEA Seattle/Tacoma Intl-PWM Portland

12h 01m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

$609Delta

Wed, Nov 11 - Sat, Nov 14

5:08 pm - 11:07 pmPWM Portland-SEA Seattle/Tacoma Intl

8h 59m1 stop Chicago O'Hare Intl

10:56 pm - 2:27 pmSEA Seattle/Tacoma Intl-PWM Portland

12h 31m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

$669United Airlines

Mon, Nov 16 - Sat, Nov 21

10:25 am - 10:20 pmPWM Portland-SEA Seattle/Tacoma Intl

14h 55m2 stops Baltimore/Washington Las Vegas Harry Reid Intl

12:15 am - 1:05 pmSEA Seattle/Tacoma Intl-PWM Portland

9h 50m2 stops Chicago Midway Baltimore/Washington

$674Southwest

Wed, Nov 11 - Thu, Nov 12

12:45 pm - 11:35 pmPWM Portland-SEA Seattle/Tacoma Intl

13h 50m2 stops Baltimore/Washington Chicago Midway

8:40 am - 12:10 amSEA Seattle/Tacoma Intl-PWM Portland

12h 30m2 stops Austin Bergstrom Baltimore/Washington

$674Southwest

Mon, Nov 16 - Sat, Nov 21

5:08 pm - 11:07 pmPWM Portland-SEA Seattle/Tacoma Intl

8h 59m1 stop Chicago O'Hare Intl

7:04 pm - 10:07 amSEA Seattle/Tacoma Intl-PWM Portland

12h 03m2 stops Denver Intl Washington, D.C. Dulles Intl

$703United Airlines

Mon, Nov 16 - Sun, Nov 22

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Delta flights from Portland, Maine to State of Washington

Our best Delta deals on Portland, Maine to State of Washington flight tickets

Delta

Jan 15

PWM3:10 pmPortland

10h 11m

1 stop

SEA10:21 pmSeattle/Tacoma Intl

Jan 19

SEA11:12 pmSeattle/Tacoma Intl

9h 53m

1 stop

PWM12:05 pmPortland

$385

Delta

Dec 8

PWM4:53 pmPortland

10h 00m

2 stops

SEA11:53 pmSeattle/Tacoma Intl

Dec 14

SEA6:00 amSeattle/Tacoma Intl

14h 52m

2 stops

PWM11:52 pmPortland

$395

Delta

Dec 9

PWM6:00 amPortland

11h 36m

1 stop

SEA2:36 pmSeattle/Tacoma Intl

Dec 16

SEA8:25 amSeattle/Tacoma Intl

11h 55m

2 stops

PWM11:20 pmPortland

$410

United Airlines flights from Portland, Maine to State of Washington

Our best United Airlines deals on Portland, Maine to State of Washington flight tickets

United Airlines

Jan 15

PWM6:00 amPortland

13h 03m

2 stops

SEA4:03 pmSeattle/Tacoma Intl

Jan 19

SEA7:00 amSeattle/Tacoma Intl

8h 53m

1 stop

PWM6:53 pmPortland

$390

United Airlines

Jan 10

PWM7:30 amPortland

15h 08m

2 stops

SEA7:38 pmSeattle/Tacoma Intl

Jan 13

SEA7:00 amSeattle/Tacoma Intl

8h 53m

1 stop

PWM6:53 pmPortland

$424

United Airlines

Jan 6

PWM3:09 pmPortland

9h 32m

1 stop

SEA9:41 pmSeattle/Tacoma Intl

Jan 11

SEA7:00 amSeattle/Tacoma Intl

8h 53m

1 stop

PWM6:53 pmPortland

$467

momondo Fare Finder

Use the filters below to find and compare flights from Portland, Maine to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Wed 12/9

12:49 pm-6:43 pm

1 stop8h 54m

Seattle/Tacoma Intl

Wed 12/16

9:18 am-11:33 pm

2 stops11h 15m

$390

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Tue 12/8

4:53 pm-10:03 pm

1 stop8h 10m

Seattle/Tacoma Intl

Mon 12/14

6:00 am-11:52 pm

2 stops14h 52m

$390

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Tue 12/8

12:15 pm-8:31 pm

1 stop11h 16m

Seattle/Tacoma Intl

Mon 12/14

11:39 pm-11:42 am

1 stop9h 03m

$405

Quickest round-trip

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Sat 1/23

3:14 pm-9:41 pm

1 stop9h 27m

Seattle/Tacoma Intl

Wed 1/27

8:08 am-7:10 pm

1 stop8h 02m

$405

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Tue 1/12

3:14 pm-9:41 pm

1 stop9h 27m

Seattle/Tacoma Intl

Tue 1/19

7:00 am-6:53 pm

1 stop8h 53m

$405

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Tue 1/12

12:55 pm-9:40 pm

2 stops11h 45m

Seattle/Tacoma Intl

Tue 1/19

6:45 am-9:50 pm

2 stops12h 05m

$415

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Tue 12/8

12:15 pm-8:31 pm

1 stop11h 16m

Seattle/Tacoma Intl

Mon 12/14

11:39 pm-11:42 am

1 stop9h 03m

$420

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Sat 5/1

5:20 am-7:25 pm

2 stops17h 05m

Seattle/Tacoma Intl

Fri 5/7

12:05 am-4:10 pm

2 stops13h 05m

$421

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Thu 1/14

5:00 am-5:50 pm

2 stops15h 50m

Seattle/Tacoma Intl

Thu 1/14

9:08 pm-9:43 pm

2 stops21h 35m

$677

PortlandSeattle

PWM Portland - SEA Seattle/Tacoma Intl

PWMSEA

Portland

Thu 1/14

11:49 am-8:04 pm

1 stop11h 15m

Seattle/Tacoma Intl

Thu 1/14

9:08 pm-9:43 pm

2 stops21h 35m

$742

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland, Maine to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to State of Washington?

The month of September is, on average, the cheapest month to fly to State of Washington from Portland, Maine, with most prices found around $415. If you aren’t able to travel to State of Washington during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $415.

How far in advance should I book a flight from Portland, Maine to Washington?

You are more likely to see cheaper flights to State of Washington from Portland, Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $494 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Portland, Maine for as low as $351 on momondo.

Can stopping save me money on Portland, Maine to State of Washington flights?

You could potentially save up to 40% on your flight if you consider stops on a Portland, Maine to State of Washington flight.

Cheap Portland, Maine to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to State of Washington

Best Price Found	$202
Fastest flight time	8h 14m
Direct flights	None

The best one-way flight to State of Washington from Portland, Maine in the past 72 hours is $202. The best round-trip flight deal from Portland, Maine to State of Washington found on momondo in the last 72 hours is $390.

The fastest flight from Portland, Maine to State of Washington takes 8h 14m

There are no direct flights from Portland, Maine to State of Washington. There are no popular flight routes from Portland, Maine to State of Washington.

Search flight deals

Frequently asked questions about flying from Portland, Maine to Washington

When did momondo last update prices for flights from Portland Airport to Washington?
Prices for flights from Portland Airport to Washington are updated daily.
How many operators does momondo search for flights from Portland Airport to Washington?
There are 4 operators available for flights from Portland Airport to Washington as of November 2026.
How old do you have to be to fly from Portland Airport to Washington?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland, Maine to State of Washington

Compare and see reviews for airlines that fly from Portland, Maine to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $155	Free Cancellation	Rating 7.8 8,700 reviews	Search Delta flights
American Airlines	PriceFrom $285	Free Cancellation	Rating 7.0 12,226 reviews	Search American Airlines flights
United Airlines	PriceFrom $300	Free Cancellation	Rating 7.3 10,476 reviews	Search United Airlines flights
Southwest	PriceFrom $405	Free Cancellation	Rating 8.0 4,219 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Washington?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Washington. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Washington with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to Washington?

Once you have performed a search for Portland to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Washington right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.