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Find cheap flights from Oslo to Washington from $202

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Oslo to Washington departing on 6/4. 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
0 bags
Fri 6/14
Fri 6/21

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Best Washington Flight Deals

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours

Seattle
Seattle1 stop$407

Good to know

Cheapest flight

$202
Flight from Oslo Airport to Seattle

FAQs - booking Washington flights

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

    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 Oslo to Washington.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington from Oslo 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 Oslo to Washington?

    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 Washington with an airline and back to Oslo with another airline.

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

    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 Washington from Oslo up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Oslo to Washington

Recent round-trip flight deals

6/12Wed
1 stopBritish Airways
27h 25mOSL-SEA
6/18Tue
2 stopsBritish Airways
18h 29mSEA-OSL
$407
5/29Wed
1 stop
25h 50mOSL-SEA
6/2Sun
1 stop
17h 20mSEA-OSL
$410
5/24Fri
1 stop
23h 55mOSL-SEA
5/29Wed
1 stop
20h 05mSEA-OSL
$411
6/12Wed
2 stopsBritish Airways
21h 13mOSL-SEA
6/18Tue
2 stopsBritish Airways
18h 29mSEA-OSL
$412
5/25Sat
1 stopAir France
27h 30mOSL-SEA
6/2Sun
1 stopAir France
13h 15mSEA-OSL
$414
5/25Sat
1 stopDelta
13h 50mOSL-SEA
5/27Mon
1 stopDelta
17h 50mSEA-OSL
$416
5/25Sat
2 stopsDelta
19h 00mOSL-SEA
5/28Tue
1 stopDelta
13h 10mSEA-OSL
$422
5/24Fri
1 stopAmerican Airlines
32h 35mOSL-SEA
5/31Fri
1 stopAmerican Airlines
17h 30mSEA-OSL
$449
5/24Fri
2 stopsAmerican Airlines
20h 05mOSL-SEA
5/31Fri
1 stopAmerican Airlines
17h 30mSEA-OSL
$460
8/14Wed
2 stopsSWISS
23h 48mOSL-SEA
9/5Thu
2 stopsSWISS
21h 15mSEA-OSL
$476

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Recent one-way flight deals

6/4Tue
2 stops
29h 47mOSL-SEA
$202
6/4Tue
1 stopIcelandair
30h 30mOSL-SEA
$242
9/8Sun
1 stopIcelandair
13h 05mOSL-PDX
$402
8/11Sun
1 stopIcelandair
21h 50mOSL-SEA
$438
6/4Tue
3 stops
27h 42mOSL-SEA
$447
6/18Tue
1 stopIberia
19h 05mOSL-SEA
$551
6/18Tue
2 stopsBritish Airways
21h 08mOSL-SEA
$559
6/29Sat
2 stopsBritish Airways
30h 58mOSL-PDX
$742
6/29Sat
1 stopKLM
14h 30mOSL-PDX
$1,187
7/29Mon
2 stopsKLM
16h 30mTRF-SEA
$1,329

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Last minute flights from Oslo to Washington

Last minute flight, train and bus deals

5/16Thu
multi-stop
23h 55mOSL-SEA
5/26Sun
multi-stop
20h 05mSEA-OSL
$471
5/18Sat
multi-stopDelta
18h 04mOSL-SEA
5/27Mon
multi-stopDelta
15h 25mSEA-OSL
$482
5/16Thu
multi-stopDelta
20h 10mOSL-SEA
5/25Sat
multi-stopDelta
16h 05mSEA-OSL
$484
5/17Fri
multi-stopBritish Airways
27h 35mOSL-SEA
5/26Sun
multi-stopBritish Airways
18h 55mSEA-OSL
$536
5/17Fri
multi-stopBritish Airways
27h 35mOSL-SEA
5/28Tue
multi-stopBritish Airways
18h 45mSEA-OSL
$548
5/15Wed
multi-stopAmerican Airlines
25h 24mOSL-SEA
5/27Mon
multi-stopAmerican Airlines
25h 03mSEA-OSL
$613
5/16Thu
multi-stopAir Canada
17h 37mOSL-SEA
5/29Wed
multi-stopAir Canada
19h 50mSEA-OSL
$657
5/18Sat
multi-stopIcelandair
12h 50mOSL-SEA
5/28Tue
multi-stopIcelandair
11h 30mSEA-OSL
$698
5/19Sun
multi-stopIcelandair
28h 10mOSL-SEA
5/25Sat
multi-stopIcelandair
13h 35mSEA-OSL
$722
5/19Sun
multi-stopAir Canada
24h 16mOSL-SEA
5/28Tue
multi-stopAir Canada
19h 45mSEA-OSL
$733

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Flights to Washington

Return flight deals:

Washington - Oslo

Cabin classes: