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Cheap flights from Seattle to Portland from $121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Portland departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:16 am - 11:10 pm
SEA
-
PWM
8h 54m
1 stop
American Airlines Logo
3:03 pm - 10:58 pm
PWM
-
SEA
10h 55m
1 stop
$266American Airlines
mié., may. 20 - mié., may. 27
American Airlines Logo
10:57 pm - 12:14 pm
SEA
-
PWM
10h 17m
1 stop
American Airlines Logo
6:17 am - 12:47 pm
PWM
-
SEA
9h 30m
1 stop
$272American Airlines
mar., mar. 24 - mar., mar. 31
Delta Logo
11:15 pm - 12:09 pm
SEA
-
PWM
9h 54m
1 stop
Delta Logo
4:48 pm - 12:03 am
PWM
-
SEA
10h 15m
2 stops
$273Delta
mar., mar. 24 - mar., mar. 31
United Airlines Logo
1:00 pm - 11:50 pm
SEA
-
PWM
7h 50m
1 stop
United Airlines Logo
6:00 am - 2:16 pm
PWM
-
SEA
11h 16m
1 stop
$275United Airlines
jue., may. 28 - mar., jun. 2
American Airlines Logo
11:16 am - 11:10 pm
SEA
-
PWM
8h 54m
1 stop
American Airlines Logo
3:03 pm - 10:58 pm
PWM
-
SEA
10h 55m
1 stop
$276American Airlines
mié., may. 20 - mié., may. 27
American Airlines Logo
11:16 am - 11:10 pm
SEA
-
PWM
8h 54m
1 stop
American Airlines Logo
3:03 pm - 10:58 pm
PWM
-
SEA
10h 55m
1 stop
$278American Airlines
mié., may. 20 - mié., may. 27
American Airlines Logo
11:58 pm - 12:41 pm
SEA
-
PWM
9h 43m
2 stops
American Airlines Logo
5:36 pm - 12:57 am
PWM
-
SEA
10h 21m
1 stop
$288American Airlines
jue., may. 28 - mar., jun. 2
American Airlines Logo
9:45 pm - 12:06 pm
SEA
-
PWM
11h 21m
2 stops
American Airlines Logo
5:40 pm - 12:24 am
PWM
-
SEA
9h 44m
1 stop
$298American Airlines
lun., feb. 9 - jue., feb. 12
Delta Logo
11:15 pm - 11:18 am
SEA
-
PWM
9h 03m
2 stops
Delta Logo
2:35 pm - 10:22 pm
PWM
-
SEA
10h 47m
1 stop
$312Delta
lun., feb. 23 - lun., mar. 2
Delta Logo
11:15 am - 11:59 pm
SEA
-
PWM
9h 44m
1 stop
Delta Logo
12:50 pm - 8:29 pm
PWM
-
SEA
10h 39m
1 stop
$313Delta
mar., may. 19 - mié., may. 27

American Airlines flights from Seattle to Portland, Maine

Our best American Airlines deals on Seattle to Portland, Maine flight tickets
American Airlines
Feb 4
SEA8:35 amSeattle/Tacoma Intl
12h 08m
2 stops
PWM11:43 pmPortland
Feb 7
PWM5:30 amPortland
15h 15m
2 stops
SEA5:45 pmSeattle/Tacoma Intl
$251
American Airlines
May 20
SEA11:16 amSeattle/Tacoma Intl
8h 54m
1 stop
PWM11:10 pmPortland
May 27
PWM3:03 pmPortland
10h 55m
1 stop
SEA10:58 pmSeattle/Tacoma Intl
$266
American Airlines
Mar 24
SEA10:57 pmSeattle/Tacoma Intl
10h 17m
1 stop
PWM12:14 pmPortland
Mar 31
PWM6:17 amPortland
9h 30m
1 stop
SEA12:47 pmSeattle/Tacoma Intl
$272

United Airlines flights from Seattle to Portland, Maine

Our best United Airlines deals on Seattle to Portland, Maine flight tickets
United Airlines
May 28
SEA1:00 pmSeattle/Tacoma Intl
7h 50m
1 stop
PWM11:50 pmPortland
Jun 2
PWM6:00 amPortland
11h 16m
1 stop
SEA2:16 pmSeattle/Tacoma Intl
$275
United Airlines
Mar 1
SEA12:18 pmSeattle/Tacoma Intl
8h 02m
1 stop
PWM11:20 pmPortland
Mar 4
PWM4:15 pmPortland
9h 28m
1 stop
SEA10:43 pmSeattle/Tacoma Intl
$285
United Airlines
Jun 2
SEA1:00 pmSeattle/Tacoma Intl
7h 50m
1 stop
PWM11:50 pmPortland
Jun 16
PWM6:00 amPortland
8h 38m
1 stop
SEA11:38 amSeattle/Tacoma Intl
$319

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Portland, Maine 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, momondo users made 832,500 searches. Data last updated enero 29, 2026.
Use the filters below to find and compare flights from Seattle to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

mié. 5/20

11:16 am-11:10 pm

1 stop8h 54m

Portland

mié. 5/27

3:03 pm-10:58 pm

1 stop10h 55m

$266

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

mar. 3/24

10:57 pm-12:14 pm

1 stop10h 17m

Portland

mar. 3/31

6:17 am-12:47 pm

1 stop9h 30m

$272

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

mar. 3/24

11:15 pm-12:09 pm

1 stop9h 54m

Portland

mar. 3/31

4:48 pm-12:03 am

2 stops10h 15m

$273

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

jue. 5/28

1:00 pm-11:50 pm

1 stop7h 50m

Portland

mar. 6/2

6:00 am-2:16 pm

1 stop11h 16m

$275

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

mié. 5/20

11:16 am-11:10 pm

1 stop8h 54m

Portland

mié. 5/27

3:03 pm-10:58 pm

1 stop10h 55m

$276

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

mié. 5/20

11:16 am-11:10 pm

1 stop8h 54m

Portland

mié. 5/27

3:03 pm-10:58 pm

1 stop10h 55m

$278

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

jue. 5/28

11:58 pm-12:41 pm

2 stops9h 43m

Portland

mar. 6/2

5:36 pm-12:57 am

1 stop10h 21m

$288

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

lun. 2/9

9:45 pm-12:06 pm

2 stops11h 21m

Portland

jue. 2/12

5:40 pm-12:24 am

1 stop9h 44m

$298

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

lun. 2/23

11:15 pm-11:18 am

2 stops9h 03m

Portland

lun. 3/2

2:35 pm-10:22 pm

1 stop10h 47m

$312

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

mar. 5/19

11:15 am-11:59 pm

1 stop9h 44m

Portland

mié. 5/27

12:50 pm-8:29 pm

1 stop10h 39m

$313

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Seattle to Portland, Maine

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

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Seattle is in January. Flight prices, which tend to average around $297, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $426.

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

You are more likely to see cheaper flights to Portland, Maine from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $512 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Seattle for as low as $403 on momondo.

Can stopping save me money on Seattle to Portland, Maine flights?

You could potentially save up to 36% on your flight if you consider stops on a Seattle to Portland, Maine flight.

How have Seattle to Portland, Maine flight prices changed over time?

As of January 2026, prices for Seattle to Portland, Maine flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Portland, Maine

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Portland, Maine (SEA to PWM) flight deals and tips

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

Fastest flight time

7h 35m

Direct flights

None
The fastest flight from Seattle to Portland, Maine takes 7h 35m
There are no direct flights from Seattle to Portland, Maine. There are no popular flight routes from Seattle to Portland, Maine.
Search flight deals

  • How far is Seattle/Tacoma Intl to Portland by plane?

    A flight from Seattle/Tacoma Intl to Portland will travel around 2481.6 mi. Flights usually cover this in 7h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Portland Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Portland Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Portland Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Portland, Maine?

Best airlines flying from Seattle to Portland, Maine

Compare and see reviews for airlines that fly from Seattle to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $172Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights
Sun Country AirPriceFrom $177Free CancellationRating
6.9
343 reviews
Search Sun Country Air flights
DeltaPriceFrom $229Free CancellationRating
7.9
8,127 reviews
Search Delta flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
American AirlinesPriceFrom $297Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $320Free CancellationRating
8.0
11,808 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $387Free CancellationRating
8.0
4,267 reviews
Search Southwest flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Georgetown
Falmouth
Tamworth

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Portland. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Seattle to Portland flights to just show those with flexible booking policies.

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

Once all potential Seattle to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Portland from Seattle. 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.

An easier way to manage your Portland, Maine trip

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