$137 Find Cheap Flights from Washington to Oslo - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Oslo departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Washington to Oslo

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Oslo that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington to Oslo

Sat, Sep 26 - Fri, Oct 16
Icelandair Logo
3:30 pm - 3:25 pm
PDX
-
OSL
14h 55m
1 stop
Icelandair Logo
1:50 pm - 5:55 pm
OSL
-
PDX
13h 05m
1 stop
$453Icelandair
Sat, Sep 26 - Mon, Oct 5
Icelandair Logo
3:30 pm - 12:35 pm
PDX
-
OSL
12h 05m
1 stop
Icelandair Logo
4:30 pm - 5:55 pm
OSL
-
PDX
34h 25m
1 stop
$454Icelandair
Sun, Aug 23 - Wed, Sep 2
Icelandair Logo
7:05 pm - 3:25 pm
PDX
-
OSL
11h 20m
1 stop
Icelandair Logo
1:50 pm - 5:55 pm
OSL
-
PDX
13h 05m
1 stop
$460Icelandair
Tue, Oct 6 - Sat, Oct 17
United Airlines Logo
6:50 pm - 10:05 pm
SEA
-
OSL
18h 15m
1 stop
United Airlines Logo
7:15 am - 4:59 pm
OSL
-
SEA
18h 44m
1 stop
$511United Airlines
Tue, Sep 15 - Tue, Sep 29
Lufthansa Logo
6:50 pm - 6:00 pm
SEA
-
OSL
14h 10m
1 stop
Lufthansa Logo
6:55 am - 2:22 pm
OSL
-
SEA
16h 27m
2 stops
$513Lufthansa
Sun, Nov 1 - Tue, Nov 10
United Airlines Logo
7:00 am - 5:10 pm
SEA
-
OSL
25h 10m
2 stops
United Airlines Logo
6:45 am - 10:59 am
OSL
-
SEA
37h 14m
2 stops
$516United Airlines
Sun, Nov 1 - Tue, Nov 10
Lufthansa Logo
7:00 am - 5:30 pm
SEA
-
OSL
25h 30m
2 stops
Lufthansa Logo
6:25 pm - 1:00 pm
OSL
-
SEA
27h 35m
1 stop
$520Lufthansa
Tue, Sep 8 - Sun, Sep 20
Air Canada Logo
8:00 am - 3:15 pm
SEA
-
OSL
22h 15m
2 stops
Air Canada Logo
6:25 am - 6:32 pm
OSL
-
SEA
21h 07m
2 stops
$521Air Canada
Tue, Sep 15 - Tue, Sep 29
Scandinavian Airlines Logo
3:55 pm - 2:30 pm
SEA
-
TRF
13h 35m
1 stop
Scandinavian Airlines Logo
6:00 am - 1:45 pm
TRF
-
SEA
16h 45m
1 stop
$645Scandinavian Airlines
Tue, Jul 28 - Tue, Aug 11
Scandinavian Airlines Logo
3:55 pm - 8:25 pm
SEA
-
TRF
19h 30m
1 stop
Scandinavian Airlines Logo
6:00 am - 1:45 pm
TRF
-
SEA
16h 45m
1 stop
$656Scandinavian Airlines
Useful Info

Good to know

Cheapest flight$137
Flight from Seattle to Oslo Airport

FAQs for booking flights from Washington to Oslo

  • How does KAYAK find such low prices on flights from Washington to Oslo?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Oslo.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Oslo?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Oslo?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Oslo?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Oslo

Cabin class types available on flights to Washington

Cabin classes available on flights to Oslo. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Oslo
Business Class flights to Oslo
Premium Economy Class flights to Oslo
Economy Class flights to Oslo