Cheap Flights from Oslo to Seattle, WA from $271

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On Cheapflightsplus.com you will find 1000 connecting flights from Oslo to Seattle. You can compare airfare deals from 27 airlines and multiple travel sites from $271, book and save on cheap plane tickets and last minute offers. Also check out OSL-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Oslo 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: $271 (one-way), $465 (round-trip).

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Best Flights from Oslo to Seattle Today

Take a look at the list of non stop flights and flights with layovers from Oslo to Seattle with the lowest price of $271. Take a look at the list of flights with layovers from Oslo to Seattle from $271. There’re no direct flights. The fastest connecting flight – 11h 45m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $278 Find flight	19:25 Oslo Gardermoen	11:35+1 день Seattle Seattle-Tacoma Intl	25h 10m layover 13h 5m - London	British Airways	BA763 IB3509
from $339 Find flight	08:35 Oslo Gardermoen	16:00 Seattle Seattle-Tacoma Intl	16h 25m layover 5h 25m - Helsinki	Finnair	AY912 AY33
from $271 Find flight	17:20 Oslo Gardermoen	11:35+1 день Seattle Seattle-Tacoma Intl	27h 15m layover 1h 20m - Helsinki 11h 40m - London	Finnair	AY916 AY1341 AY5451
from $278 Find flight	07:45 Oslo Gardermoen	21:44 Seattle Seattle-Tacoma Intl	22h 59m layover 4h 15m - London 2h 10m - Philadelphia	British Airways	BA767 BA67 BA6730

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 18, 2025

Flight Schedule Oslo to Seattle (Washington)

Full flight schedule will help you in detecting at what time planes fly from Oslo 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
06:50 — 15:05	18:45 — 20:50 LH867 Lufthansa Oslo — Frankfurt 4h 45m stop 14:25 — 16:10 DE2032 Condor Airlines Frankfurt — Seattle	17h 15m including layover	Find flight from$447
08:35 — 16:00	08:35 — 10:55 AY912 Finnair Oslo — Helsinki 5h 25m stop 16:20 — 16:00 AY33 Finnair Helsinki — Seattle	16h 25m including layover	Find flight from$339
08:35 — 16:00	08:35 — 10:55 BA6027 British Airways Oslo — Helsinki 5h 25m stop 16:20 — 16:00 BA6002 British Airways Helsinki — Seattle	16h 25m including layover	Find flight from$366
08:35 — 16:00	08:35 — 10:55 AY912 Finnair Oslo — Helsinki 5h 25m stop 16:20 — 16:00 IB6465 Iberia Helsinki — Seattle	16h 25m including layover	Find flight from$409
11:15 — 11:35 +1 day	11:15 — 12:45 BA761 British Airways Oslo — London 21h 5m stop 09:50 — 11:35 IB3509 Iberia London — Seattle	33h 20m including layover	Find flight from$279
13:10 — 16:00	13:10 — 15:35 AY914 Finnair Oslo — Helsinki 45m stop 16:20 — 16:00 AY33 Finnair Helsinki — Seattle	11h 50m including layover	Find flight from$362
13:10 — 16:00	13:10 — 15:35 AY914 Finnair Oslo — Helsinki 45m stop 16:20 — 16:00 IB6465 Iberia Helsinki — Seattle	11h 50m including layover	Find flight from$409
17:20 — 16:00 +1 day	17:20 — 19:45 AY916 Finnair Oslo — Helsinki 20h 40m stop 16:20 — 16:00 AY33 Finnair Helsinki — Seattle	31h 40m including layover	Find flight from$390
17:20 — 16:00 +1 day	17:20 — 19:45 AY916 Finnair Oslo — Helsinki 20h 40m stop 16:20 — 16:00 IB6465 Iberia Helsinki — Seattle	31h 40m including layover	Find flight from$409
19:25 — 11:35 +1 day	19:25 — 20:45 BA763 British Airways Oslo — London 13h 5m stop 09:50 — 11:35 IB3509 Iberia London — Seattle	25h 10m including layover	Find flight from$278
20:05 — 21:50 +1 day	20:05 — 22:00 N01 N0 Oslo — New York 20h 36m stop 18:53 — 22:15 HA4990 Hawaiian Airlines New York — Seattle	34h 45m including layover	Find flight from$443
20:05 — 20:35 +1 day	20:05 — 22:00 N01 N0 Oslo — Newark 19h 30m stop 17:30 — 20:44 HA4901 Hawaiian Airlines Newark — Seattle	33h 30m including layover	Find flight from$447
20:45 — 16:00 +1 day	20:45 — 23:10 BA6078 British Airways Oslo — Helsinki 17h 10m stop 16:20 — 16:00 BA6002 British Airways Helsinki — Seattle	28h 15m including layover	Find flight from$375
20:45 — 16:00 +1 day	20:45 — 23:10 AY918 Finnair Oslo — Helsinki 17h 10m stop 16:20 — 16:00 AY33 Finnair Helsinki — Seattle	28h 15m including layover	Find flight from$390
20:45 — 16:00 +1 day	20:45 — 23:10 AY918 Finnair Oslo — Helsinki 17h 10m stop 16:20 — 16:00 IB6465 Iberia Helsinki — Seattle	28h 15m including layover	Find flight from$409

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

*Departure and arrival times - local. Updated on September 18, 2025

Flight Information

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

Distance between Oslo and Seattle is 7329 miles. Time difference between the cities is 9h. Airplanes depart 05:00 to 23:40 from 3 Oslo airports and arrive 05:00 to 23:40 to 3 Seattle airports. Average flight time is 27h 58m.

The fastest flight 11h 45m
Average flight time 27h 58m
The earliest flight 05:00
The latest flight 23:40
Distance 4555 ml

The cheapest months to travel to Seattle are october (from 271 $), august (from 287 $), july (from 430 $).

The most expensive months are january (from 816 $), november (from 815 $), february (from 634 $).

What is the lowest airfare Oslo to Seattle?

The cheapest plane ticket found by our users is $271. This airfare is for economy class on one-way AY916 flight by Finnair for October 7, 2025 which leaves Gardermoen in Oslo at 17:20 am and arrives at Seattle Seattle-Tacoma Intl at 11:35.

Economy class

$271

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Business class

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First class

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Popular Airlines on the Route

The flight Oslo — Seattle is served by 27 regular airlines and 6 low-cost airlines. Most of the flights on this route are operated by LOT - 23 departures per week at the price of from $ 623 . And the most expensive tickets are offered by British Airways airline - from $ 1716.

Direct flights

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

Connecting Flights

There are 1000 flights with layovers on the route. The fastest connecting flight is SK1467 by SAS takes 11h 45m and the cheapest is AY916 by Finnair for $271.

FI - Icelandair

from $480

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VY - Vueling

from $553

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LO - LOT

from $623

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JU - Air Serbia

from $1257

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LX - SWISS International Air Lines

from $476

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FR - Ryanair

from $657

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WF - Wideroe's Flyveselskap

from $366

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BT - airBaltic

from $705

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DY - Norwegian

from $400

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SK - SAS

from $353

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IB - Iberia

from $438

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SN - Brussels Airlines

from $956

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Airports

You can fly from Oslo to Seattle from 3 airports (Gardermoen, Sandefjord, Puente Genil).

Oslo airports

Gardermoen-OSL

from $271
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Sandefjord-TRF

from $366
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Puente Genil-GEN

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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 Oslo by 27 airlines that use 1 aircraft brands. They range from huge modern airplanes to small-sized.

Airbus A320-200 (Sharklets)

from $447

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Top International Destinations from Oslo

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.

Oslo — New York

from $59

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Oslo — Miami

from $57

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Oslo — Boston

from $72

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Oslo — Chicago

from $58

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Oslo — Seattle

from $56

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Oslo — Las Vegas

from $79

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Oslo — San Francisco

from $56

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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.
To find a plane ticket, please select dates.