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 8 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, JetBlue, 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 5 operators available for flights from Portland Airport to Washington as of June 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.

$125 Cheap Flights from Portland, Maine to Washington in 2026

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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.

2:53 pm - 9:13 pm

PWM

PDX

9h 20m

1 stop

12:40 am - 10:49 am

PDX

PWM

7h 09m

1 stop

$257Delta

Tue, Sep 1 - Tue, Sep 8

6:05 am - 4:03 pm

PWM

PDX

12h 58m

2 stops

12:40 am - 10:49 am

PDX

PWM

7h 09m

1 stop

$262Delta

Tue, Sep 1 - Tue, Sep 8

9:08 am - 2:45 pm

PWM

SEA

8h 37m

1 stop

5:50 am - 5:32 pm

SEA

PWM

8h 42m

1 stop

$273American Airlines

Thu, Aug 27 - Tue, Sep 1

6:09 pm - 11:59 pm

PWM

PDX

8h 50m

1 stop

12:50 pm - 11:41 pm

PDX

PWM

7h 51m

1 stop

$294American Airlines

Thu, Aug 20 - Tue, Aug 25

5:55 am - 3:00 pm

PWM

GEG

12h 05m

2 stops

6:55 am - 10:25 pm

GEG

PWM

12h 30m

2 stops

$490Southwest

Thu, Sep 3 - Mon, Sep 7

5:55 am - 3:00 pm

PWM

GEG

12h 05m

2 stops

6:00 am - 9:30 pm

GEG

PWM

12h 30m

1 stop

$491Southwest

Thu, Sep 3 - Mon, Sep 7

11:17 am - 9:09 pm

PWM

GEG

12h 52m

2 stops

11:30 am - 9:27 pm

GEG

PWM

6h 57m

1 stop

$510United Airlines

Tue, Oct 27 - Wed, Oct 28

11:17 am - 9:02 pm

PWM

PSC

12h 45m

2 stops

5:25 am - 3:49 pm

PSC

PWM

7h 24m

1 stop

$532United Airlines

Tue, Oct 27 - Sat, Oct 31

12:51 pm - 11:44 pm

PWM

BLI

13h 53m

2 stops

7:26 pm - 10:03 am

BLI

PWM

11h 37m

2 stops

$712Alaska Airlines

Tue, Sep 22 - Sat, Sep 26

12:51 pm - 11:44 pm

PWM

BLI

13h 53m

2 stops

7:26 pm - 10:03 am

BLI

PWM

11h 37m

2 stops

$714Alaska Airlines

Tue, Sep 22 - Sat, Sep 26

American Airlines flights from Portland, Maine to State of Washington

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

American Airlines

Aug 27

PWM9:08 amPortland

8h 37m

1 stop

SEA2:45 pmSeattle/Tacoma Intl

Sep 1

SEA5:50 amSeattle/Tacoma Intl

8h 42m

1 stop

PWM5:32 pmPortland

$273

American Airlines

Aug 20

PWM6:09 pmPortland

8h 50m

1 stop

PDX11:59 pmPortland

Aug 25

PDX12:50 pmPortland

7h 51m

1 stop

PWM11:41 pmPortland

$294

American Airlines

Sep 19

PWM5:24 pmPortland

9h 47m

1 stop

SEA12:11 amSeattle/Tacoma Intl

Sep 28

SEA8:20 amSeattle/Tacoma Intl

10h 35m

1 stop

PWM9:55 pmPortland

$297

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

Jun 8

PWM5:15 amPortland

9h 36m

1 stop

SEA11:51 amSeattle/Tacoma Intl

Jun 9

SEA8:00 amSeattle/Tacoma Intl

8h 27m

1 stop

PWM7:27 pmPortland

$381

United Airlines

Aug 28

PWM5:03 pmPortland

8h 42m

1 stop

SEA10:45 pmSeattle/Tacoma Intl

Sep 1

SEA5:20 pmSeattle/Tacoma Intl

13h 44m

2 stops

PWM10:04 amPortland

$413

United Airlines

Oct 9

PWM3:25 pmPortland

9h 30m

1 stop

SEA9:55 pmSeattle/Tacoma Intl

Oct 20

SEA7:00 amSeattle/Tacoma Intl

8h 43m

1 stop

PWM6:43 pmPortland

$418

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

Quickest round-trip

PortlandPortland

PWM - PDX

PWMPDX

Portland

Tue 9/1

2:53 pm-9:13 pm

1 stop9h 20m

Portland

Tue 9/8

12:40 am-10:49 am

1 stop7h 09m

$257

PortlandPortland

PWM - PDX

PWMPDX

Portland

Tue 9/1

6:05 am-4:03 pm

2 stops12h 58m

Portland

Tue 9/8

12:40 am-10:49 am

1 stop7h 09m

$262

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Thu 8/27

9:08 am-2:45 pm

1 stop8h 37m

Seattle/Tacoma Intl

Tue 9/1

5:50 am-5:32 pm

1 stop8h 42m

$273

PortlandPortland

PWM - PDX

PWMPDX

Portland

Thu 8/20

6:09 pm-11:59 pm

1 stop8h 50m

Portland

Tue 8/25

12:50 pm-11:41 pm

1 stop7h 51m

$294

PortlandSpokane

PWM - GEG

PWMGEG

Portland

Thu 9/3

5:55 am-3:00 pm

2 stops12h 05m

Spokane

Mon 9/7

6:55 am-10:25 pm

2 stops12h 30m

$490

PortlandSpokane

PWM - GEG

PWMGEG

Portland

Thu 9/3

5:55 am-3:00 pm

2 stops12h 05m

Spokane

Mon 9/7

6:00 am-9:30 pm

1 stop12h 30m

$491

PortlandSpokane

PWM - GEG

PWMGEG

Portland

Tue 10/27

11:17 am-9:09 pm

2 stops12h 52m

Spokane

Wed 10/28

11:30 am-9:27 pm

1 stop6h 57m

$510

PortlandPasco

PWM - PSC

PWMPSC

Portland

Tue 10/27

11:17 am-9:02 pm

2 stops12h 45m

Pasco Tri Cities

Sat 10/31

5:25 am-3:49 pm

1 stop7h 24m

$532

PortlandBellingham

PWM - BLI

PWMBLI

Portland

Tue 9/22

12:51 pm-11:44 pm

2 stops13h 53m

Bellingham

Sat 9/26

7:26 pm-10:03 am

2 stops11h 37m

$712

PortlandBellingham

PWM - BLI

PWMBLI

Portland

Tue 9/22

12:51 pm-11:44 pm

2 stops13h 53m

Bellingham

Sat 9/26

7:26 pm-10:03 am

2 stops11h 37m

$714

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 November is, on average, the cheapest month to fly to State of Washington from Portland, Maine, with most prices found around $110. If you aren’t able to travel to State of Washington during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $110.

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 $457 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 $321 on momondo.

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

You could potentially save up to 7% 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

Fastest flight time	7h 30m
Direct flights	None

The fastest flight from Portland, Maine to State of Washington takes 7h 30m

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 5 operators available for flights from Portland Airport to Washington as of June 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 8,393 reviews	Search Delta flights
Sun Country Air	PriceFrom $168	Free Cancellation	Rating 6.8 333 reviews	Search Sun Country Air flights
American Airlines	PriceFrom $285	Free Cancellation	Rating 7.1 11,643 reviews	Search American Airlines flights
United Airlines	PriceFrom $296	Free Cancellation	Rating 7.4 9,775 reviews	Search United Airlines flights
Southwest	PriceFrom $405	Free Cancellation	Rating 8.0 4,255 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.