Cheap Flights from Portland, ME to Seattle, WA from $168
On Cheapflightsplus.com you will find 305 connecting flights from Portland to Seattle. You can compare airfare deals from 4 airlines and multiple travel sites from $168, 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.
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 42m.
- The fastest flight 7h 46m
- Average flight time 14h 42m
- The earliest flight 05:08
- The latest flight 20:52
- Distance 2483 ml
Best Flights from Portland to Seattle Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $168 | 12:58 Portland Portland Intl Jetport | 20:56 Seattle Seattle-Tacoma Intl | 10h 58m layover 4h 0m - Minneapolis | Sun Country Airlines | SY1822 SY1639 |
| from $232 | 06:00 Portland Portland Intl Jetport | 11:31 Seattle Seattle-Tacoma Intl | 8h 31m layover 0h 54m - Chicago | United Airlines | UA1857 UA1620 |
| from $257 | 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 $275 | 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 |
The cheapest months to travel to Seattle are june (from 168 $), august (from 217 $), may (from 226 $).
The most expensive months are july (from 256 $), september (from 248 $), october (from 232 $).
What is the lowest airfare Portland to Seattle?
The cheapest plane ticket found by our users is $168. 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.
Flight Schedule Portland (Maine) to Seattle (Washington)
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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 - 23 departures per week at the price of from $ 235 . And the most expensive tickets are offered by United Airlines airline - from $ 1367.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 305 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 $168.
- AS - Alaska Airlinesfrom $235Find
- SY - Sun Country Airlinesfrom $168Find
- MX - Mexicanafrom $320Find
- UA - United Airlinesfrom $232Find
Airports
You can fly from Portland to Seattle from 1 airports (Portland Intl Jetport).
Portland airports
- Portland Intl Jetport-PWMfrom $168Find
Seattle airports
- Boeing Field International Airport-BFIFind
- Seattle-Tacoma Intl-SEAFind
- Kenmore Air Harbor SPB-LKEFind
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.
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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.
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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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