Cheap Flights from Seattle, WA to Oslo from $161

Return flight: Oslo – Seattle
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On Cheapflightsplus.com you will find 1000 connecting flights from Seattle to Oslo. You can compare airfare deals from 24 airlines and multiple travel sites from $161, book and save on cheap plane tickets and last minute offers. Also check out SEA-OSL flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Seattle to Oslo 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: $161 (one-way), $276 (round-trip).
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Best Flights from Seattle to Oslo Today

Take a look at the list of non stop flights and flights with layovers from Seattle to Oslo with the lowest price of $161. Take a look at the list of flights with layovers from Seattle to Oslo from $161. There’re no direct flights. The fastest connecting flight – 11h 25m.
Price Departure Arrival Flight Duration Airline Flight
from $161
Find flight
15:45
Seattle
Seattle-Tacoma Intl
 12:35+1 день
Oslo
Gardermoen
 11h 50m
layover
1h 35m - Reykjavik
 Icelandair
FI680
FI318
from $338
Find flight
08:19
Seattle
Seattle-Tacoma Intl
 12:55+1 день
Oslo
Gardermoen
 19h 36m
layover
7h 7m - New York
 Hawaiian Airlines
HA6501
N02
from $260
Find flight
15:45
Seattle
Seattle-Tacoma Intl
 16:40+1 день
Oslo
Gardermoen
 15h 55m
layover
1h 25m - Reykjavik
2h 35m - Copenhagen
 Icelandair
FI680
FI204
DY941
from $292
Find flight
23:59
Seattle
Seattle-Tacoma Intl
 12:35+2 дня
Oslo
Gardermoen
 27h 36m
layover
14h 14m - Minneapolis
1h 15m - Reykjavik
 Sun Country Airlines
SY290
FI656
FI318
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 18, 2025
Full flight schedule will help you in detecting at what time planes fly from Seattle to Oslo. 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 Arrival Flight Details Flight Duration Price
06:41 — 12:55
+1 day
06:41 — 15:00 HA6671 Hawaiian Airlines
Seattle — New York
8h 55m stop
23:55 — 12:55 N02 N0
New York — Oslo
21h 14m
including layover
Find flight
from$338
06:41 — 12:55
+1 day
06:41 — 15:00 HA6593 Hawaiian Airlines
Seattle — New York
8h 55m stop
23:55 — 12:55 N02 N0
New York — Oslo
21h 14m
including layover
Find flight
from$338
08:19 — 12:55
+1 day
08:19 — 16:48 HA6501 Hawaiian Airlines
Seattle — New York
7h 7m stop
23:55 — 12:55 N02 N0
New York — Oslo
19h 36m
including layover
Find flight
from$338
11:06 — 12:55
+1 day
11:06 — 19:29 HA6746 Hawaiian Airlines
Seattle — New York
4h 26m stop
23:55 — 12:55 N02 N0
New York — Oslo
16h 49m
including layover
Find flight
from$379
14:20 — 12:15
+1 day
14:00 — 09:10 LH491 Lufthansa
Seattle — Frankfurt
1h 20m stop
10:40 — 12:45 LH860 Lufthansa
Frankfurt — Oslo
12h 55m
including layover
Find flight
from$380
14:20 — 18:00
+1 day
14:00 — 09:10 LH491 Lufthansa
Seattle — Frankfurt
7h 5m stop
21:40 — 23:45 LH864 Lufthansa
Frankfurt — Oslo
18h 40m
including layover
Find flight
from$383
15:45 — 12:35
+1 day
14:35 — 06:15 FI680 Icelandair
Seattle — Reykjavik
1h 35m stop
07:50 — 11:35 FI318 Icelandair
Reykjavik — Oslo
11h 50m
including layover
Find flight
from$161
15:45 — 15:25
+1 day
15:45 — 06:15 FI680 Icelandair
Seattle — Reykjavik
4h 25m stop
10:40 — 15:25 FI322 Icelandair
Reykjavik — Oslo
14h 40m
including layover
Find flight
from$172
18:50 — 18:05
+1 day
18:50 — 13:40 LH489 Lufthansa
Seattle — Munich
2h 15m stop
15:55 — 18:05 LH2454 Lufthansa
Munich — Oslo
14h 15m
including layover
Find flight
from$380
18:50 — 22:10
+1 day
18:50 — 13:40 LH489 Lufthansa
Seattle — Munich
6h 20m stop
20:00 — 22:10 LH2456 Lufthansa
Munich — Oslo
18h 20m
including layover
Find flight
from$380
19:00 — 12:35
+2 days
19:00 — 09:25 FI682 Icelandair
Seattle — Reykjavik
22h 25m stop
07:50 — 12:35 FI318 Icelandair
Reykjavik — Oslo
32h 35m
including layover
Find flight
from$162
19:00 — 15:25
+1 day
19:00 — 09:25 FI682 Icelandair
Seattle — Reykjavik
1h 15m stop
10:40 — 15:25 FI322 Icelandair
Reykjavik — Oslo
11h 25m
including layover
Find flight
from$172
21:40 — 12:55
+2 days
21:40 — 05:59 AS314 Alaska Airlines
Seattle — New York
17h 56m stop
23:55 — 12:55 N02 N0
New York — Oslo
30h 15m
including layover
Find flight
from$395
23:30 — 12:35
+2 days
23:30 — 14:00 FI684 Icelandair
Seattle — Reykjavik
17h 50m stop
07:50 — 12:35 FI318 Icelandair
Reykjavik — Oslo
28h 5m
including layover
Find flight
from$173
23:30 — 15:25
+2 days
23:30 — 14:00 FI684 Icelandair
Seattle — Reykjavik
20h 40m stop
10:40 — 15:25 FI322 Icelandair
Reykjavik — Oslo
30h 55m
including layover
Find flight
from$173
*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 Seattle to Oslo depends on and how to choose the most interesting flight option for you.

Distance between Seattle and Oslo is 7329 miles. Time difference between the cities is 9h. Airplanes depart 00:59 to 23:59 from 3 Seattle airports and arrive 00:59 to 23:59 to 3 Oslo airports. Average flight time is 22h 5m.

  • The fastest flight 11h 25m
  • Average flight time 22h 5m
  • The earliest flight 00:59
  • The latest flight 23:59
  • Distance 4555 ml

The cheapest months to travel to Oslo are october (from 161 $), july (from 172 $), september (from 172 $).

The most expensive months are december (from 493 $), february (from 441 $), november (from 431 $).

What is the lowest airfare Seattle to Oslo?

The cheapest plane ticket found by our users is $161. This airfare is for economy class on one-way FI680 flight by Icelandair for October 7, 2025 which leaves Seattle-Tacoma Intl in Seattle at 15:45 am and arrives at Oslo Gardermoen at 12:35.

Economy class
$161
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Business class
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First class
?
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Popular Airlines on the Route

The flight Seattle — Oslo is served by 24 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by KLM - 43 departures per week at the price of from $ 475 . And the most expensive tickets are offered by Air Canada airline - from $ 2891.

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 FI682 by Icelandair takes 11h 25m and the cheapest is FI680 by Icelandair for $161.

  • KL - KLM
    from $475
    Find
  • AC - Air Canada
    from $367
    Find
  • FI - Icelandair
    from $161
    Find
  • OS - Austrian Airlines
    from $414
    Find
  • EI - Aer Lingus
    from $690
    Find
  • AF - Air France
    from $469
    Find
  • SY - Sun Country Airlines
    from $292
    Find
  • LX - SWISS International Air Lines
    from $409
    Find
  • UA - United Airlines
    from $424
    Find
  • AS - Alaska Airlines
    from $318
    Find
  • F9 - Frontier Airlines
    from $301
    Find
  • TK - Turkish Airlines
    from $605
    Find
See more connecting flights

Airports

You can fly from Seattle to Oslo from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).

Seattle airports

  • Boeing Field International Airport-BFI
    from $523
    Find
  • Seattle-Tacoma Intl-SEA
    from $161
    Find
  • Kenmore Air Harbor SPB-LKE
    Find

Oslo airports

  • Gardermoen-OSL
    Find
  • Sandefjord-TRF
    Find
  • Puente Genil-GEN
    Find

Airplanes

There are flights to Oslo from Seattle by 24 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Seattle

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

Top International Destinations from Seattle

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.

How to book a plane ticket yourself?

How to book an air ticket yourself?
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  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
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  • 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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