Cheap Flights from Portland, ME to Seattle, WA from $132

One way Round trip

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On Cheapflightsplus.com you will find 221 connecting flights from Portland to Seattle. You can compare airfare deals from 4 airlines and multiple travel sites from $132, book and save on cheap plane tickets and last minute offers. Also check out PWM-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Portland to Seattle Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $132 (one-way), $226 (round-trip).

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Best Flights from Portland to Seattle Today

Take a look at the list of non stop flights and flights with layovers from Portland to Seattle with the lowest price of $132. Take a look at the list of flights with layovers from Portland to Seattle from $132. There’re no direct flights. The fastest connecting flight – 7h 46m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $132 Find flight	12:58 Portland Portland Intl Jetport	20:56 Seattle Seattle-Tacoma Intl	10h 58m layover 4h 0m - Minneapolis	Sun Country Airlines	SY1822 SY1639
from $182 Find flight	06:00 Portland Portland Intl Jetport	11:31 Seattle Seattle-Tacoma Intl	8h 31m layover 0h 54m - Chicago	United Airlines	UA1857 UA1620
from $184 Find flight	14:07 Portland Portland Intl Jetport	19:56 Seattle Seattle-Tacoma Intl	8h 49m layover 1h 7m - Washington D.C.	Alaska Airlines	AS4422 AS3
from $184 Find flight	16:56 Portland Portland Intl Jetport	22:18 Seattle Seattle-Tacoma Intl	8h 22m layover 0h 48m - Chicago	United Airlines	UA2466 UA2211
from $184 Find flight	15:35 Portland Portland Intl Jetport	21:17 Seattle Seattle-Tacoma Intl	8h 42m layover 1h 20m - Denver	United Airlines	UA2852 UA299
from $184 Find flight	16:10 Portland Portland Intl Jetport	22:00 Seattle Seattle-Tacoma Intl	8h 50m layover 1h 4m - Philadelphia	Alaska Airlines	AS4108 AS443
from $184 Find flight	15:06 Portland Portland Intl Jetport	21:56 Seattle Seattle-Tacoma Intl	9h 50m layover 1h 50m - Newark	United Airlines	UA3620 UA1187
from $184 Find flight	15:35 Portland Portland Intl Jetport	22:59 Seattle Seattle-Tacoma Intl	10h 24m layover 3h 0m - Denver	United Airlines	UA2852 UA2651
from $184 Find flight	10:50 Portland Portland Intl Jetport	18:30 Seattle Seattle-Tacoma Intl	10h 40m layover 3h 7m - Newark	United Airlines	UA3623 UA2403
from $186 Find flight	18:20 Portland Portland Intl Jetport	23:59 Seattle Seattle-Tacoma Intl	8h 39m layover 0h 51m - Chicago	United Airlines	UA5327 UA1001
from $186 Find flight	19:15 Portland Portland Intl Jetport	00:56+1 день Seattle Seattle-Tacoma Intl	8h 41m layover 1h 1m - Washington D.C.	United Airlines	UA1429 UA716
from $186 Find flight	16:56 Portland Portland Intl Jetport	23:59 Seattle Seattle-Tacoma Intl	10h 3m layover 2h 23m - Chicago	United Airlines	UA2466 UA1001
from $194 Find flight	10:05 Portland Portland Intl Jetport	15:51 Seattle Seattle-Tacoma Intl	8h 46m layover 1h 12m - Washington D.C.	United Airlines	UA3438 UA1914
from $201 Find flight	14:14 Portland Portland Intl Jetport	22:59 Seattle Seattle-Tacoma Intl	11h 45m layover 1h 8m - Washington D.C. 0h 48m - San Francisco	United Airlines	UA3624 UA1757 UA1603
from $201 Find flight	10:50 Portland Portland Intl Jetport	22:59 Seattle Seattle-Tacoma Intl	15h 9m layover 3h 37m - Newark 1h 41m - San Francisco	United Airlines	UA3623 UA2328 UA1603
from $216 Find flight	12:46 Portland Portland Intl Jetport	16:25+1 день Seattle Seattle-Tacoma Intl	30h 39m layover 17h 30m - Minneapolis 3h 55m - Las Vegas	Sun Country Airlines	SY1822 SY103 NK1681

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 17, 2025

Flight Schedule Portland (Maine) to Seattle (Washington)

Full flight schedule will help you in detecting at what time planes fly from Portland to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
05:08 — 10:55	05:08 — 06:59 AS6416 Alaska Airlines Portland — Washington D.C. 1h 1m stop 08:00 — 10:55 AS1 Alaska Airlines Washington D.C. — Seattle	8h 47m including layover	Find flight from$267
05:35 — 11:50	05:35 — 07:25 UA3552 United Airlines Portland — Washington D.C. 1h 35m stop 09:00 — 11:50 UA1734 United Airlines Washington D.C. — Seattle	9h 15m including layover	Find flight from$214
06:00 — 11:31	06:00 — 07:51 UA1857 United Airlines Portland — Chicago 54m stop 08:45 — 11:31 UA1620 United Airlines Chicago — Seattle	8h 31m including layover	Find flight from$182
06:10 — 09:50 +1 day	06:00 — 07:53 UA1834 United Airlines Portland — Chicago 23h 5m stop 07:10 — 09:50 UA1643 United Airlines Chicago — Seattle	30h 40m including layover	Find flight from$207
08:00 — 18:30	08:00 — 09:31 UA3424 United Airlines Portland — Newark 5h 59m stop 15:30 — 18:30 UA2403 United Airlines Newark — Seattle	13h 30m including layover	Find flight from$234
08:00 — 21:56	08:00 — 09:31 UA3424 United Airlines Portland — Newark 9h 14m stop 18:45 — 21:56 UA1187 United Airlines Newark — Seattle	16h 56m including layover	Find flight from$263
10:05 — 15:51	10:05 — 11:53 UA3438 United Airlines Portland — Washington D.C. 1h 12m stop 13:05 — 15:51 UA1914 United Airlines Washington D.C. — Seattle	8h 46m including layover	Find flight from$194
10:50 — 18:30	10:50 — 12:23 UA3623 United Airlines Portland — Newark 3h 7m stop 15:30 — 18:30 UA2403 United Airlines Newark — Seattle	10h 40m including layover	Find flight from$184
12:42 — 17:28	13:16 — 15:24 SY1822 Sun Country Airlines Portland — Minneapolis 54m stop 15:18 — 17:05 SY285 Sun Country Airlines Minneapolis — Seattle	7h 46m including layover	Find flight from$170
12:58 — 20:56	12:58 — 15:06 SY1822 Sun Country Airlines Portland — Minneapolis 4h stop 19:06 — 20:56 SY1639 Sun Country Airlines Minneapolis — Seattle	10h 58m including layover	Find flight from$132
13:16 — 07:59 +1 day	12:58 — 15:06 SY1822 Sun Country Airlines Portland — Minneapolis 14h 48m stop 06:18 — 08:08 SY281 Sun Country Airlines Minneapolis — Seattle	21h 43m including layover	Find flight from$163
13:16 — 22:47	12:47 — 15:00 SY1822 Sun Country Airlines Portland — Minneapolis 5h 36m stop 21:00 — 22:45 SY289 Sun Country Airlines Minneapolis — Seattle	12h 31m including layover	Find flight from$201
14:07 — 19:56	14:07 — 15:59 AS4422 Alaska Airlines Portland — Washington D.C. 1h 7m stop 17:02 — 20:00 AS3 Alaska Airlines Washington D.C. — Seattle	8h 49m including layover	Find flight from$184
14:22 — 20:42	14:08 — 16:19 UA3624 United Airlines Portland — Washington D.C. 1h 35m stop 17:55 — 20:48 UA326 United Airlines Washington D.C. — Seattle	9h 20m including layover	Find flight from$184
15:06 — 21:56	15:06 — 16:55 UA3620 United Airlines Portland — Newark 1h 50m stop 18:45 — 21:56 UA1187 United Airlines Newark — Seattle	9h 50m including layover	Find flight from$184
15:35 — 21:17	15:35 — 18:00 UA2852 United Airlines Portland — Denver 1h 20m stop 19:20 — 21:17 UA299 United Airlines Denver — Seattle	8h 42m including layover	Find flight from$184
16:10 — 22:00	16:06 — 17:50 AS4108 Alaska Airlines Portland — Philadelphia 1h 4m stop 18:52 — 21:57 AS443 Alaska Airlines Philadelphia — Seattle	8h 50m including layover	Find flight from$184
16:56 — 22:18	16:56 — 18:53 UA2466 United Airlines Portland — Chicago 48m stop 19:56 — 22:39 UA2211 United Airlines Chicago — Seattle	8h 22m including layover	Find flight from$184
18:20 — 23:59	18:20 — 20:25 UA5327 United Airlines Portland — Chicago 51m stop 21:16 — 23:59 UA1001 United Airlines Chicago — Seattle	8h 39m including layover	Find flight from$186
18:20 — 23:59	18:20 — 20:25 UA3520 United Airlines Portland — Chicago 51m stop 21:16 — 23:59 UA2200 United Airlines Chicago — Seattle	8h 39m including layover	Find flight from$206
19:15 — 00:56 +1 day	19:15 — 21:05 UA1429 United Airlines Portland — Washington D.C. 1h 1m stop 22:06 — 00:56 UA716 United Airlines Washington D.C. — Seattle	8h 41m including layover	Find flight from$186
19:15 — 00:56 +1 day	19:15 — 21:10 UA3582 United Airlines Portland — Washington D.C. 56m stop 22:06 — 00:56 UA716 United Airlines Washington D.C. — Seattle	8h 41m including layover	Find flight from$206

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on June 17, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Portland to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Portland and Seattle is 3995 miles. Time difference between the cities is 3h. Airplanes depart 05:08 to 20:52 from 1 Portland airport and arrive 05:08 to 20:52 to 3 Seattle airports. Average flight time is 14h 39m.

The fastest flight 7h 46m
Average flight time 14h 39m
The earliest flight 05:08
The latest flight 20:52
Distance 2483 ml

The cheapest months to travel to Seattle are june (from 176 $), august (from 227 $), may (from 237 $).

The most expensive months are july (from 268 $), september (from 259 $), october (from 243 $).

What is the lowest airfare Portland to Seattle?

The cheapest plane ticket found by our users is $132. This airfare is for economy class on one-way SY1822 flight by Sun Country Airlines for June 28, 2025 which leaves Portland Intl Jetport in Portland at 12:58 am and arrives at Seattle Seattle-Tacoma Intl at 20:56.

Economy class

$132

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Business class

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First class

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Popular Airlines on the Route

The flight Portland — Seattle is served by 4 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 17 departures per week at the price of from $ 184 . And the most expensive tickets are offered by United Airlines airline - from $ 1071.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 221 flights with layovers on the route. The fastest connecting flight is SY1822 by Sun Country Airlines takes 7h 46m and the cheapest is SY1822 by Sun Country Airlines for $132.

AS - Alaska Airlines

from $184

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SY - Sun Country Airlines

from $132

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MX - Mexicana

from $250

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UA - United Airlines

from $182

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Airports

You can fly from Portland to Seattle from 1 airports (Portland Intl Jetport).

Portland airports

Portland Intl Jetport-PWM

from $132
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Seattle airports

Boeing Field International Airport-BFI

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Seattle-Tacoma Intl-SEA

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Kenmore Air Harbor SPB-LKE

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Airplanes

There are flights to Seattle from Portland by 4 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Portland

You may also consider searching for discounted plane tickets to some other popular places from Portland within United States.

Portland — Las Vegas

from $74

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Portland — Seattle

from $80

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Portland — Chicago

from $60

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Portland — Denver

from $55

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Portland — San Diego

from $68

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Portland — Los Angeles

from $56

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Portland — Sacramento

from $58

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Portland — Austin

from $59

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Portland — Spokane

from $63

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Portland — Atlanta

from $64

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Top International Destinations from Portland

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Portland — Vancouver

from $73

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Portland — Calgary

from $75

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Portland — Amsterdam

from $59

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Portland — Guadalajara

from $68

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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