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

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 Airport.

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

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

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 Airport 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 Airport?

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

$259 CHEAP FLIGHTS from Washington to Oslo Airport (OSL)

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Flight Deals

Cheap Flights from Washington to Oslo Gardermoen

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Oslo Gardermoen

Sun, Sep 6 - Mon, Sep 21

7:00 pm - 3:25 pmPDX Portland-OSL Oslo Gardermoen

11h 25m1 stop Reykjavik Keflavik Intl

4:30 pm - 5:55 pmOSL Oslo Gardermoen-PDX Portland

34h 25m1 stop Reykjavik Keflavik Intl

$423Icelandair

Sat, Oct 24 - Mon, Nov 2

3:30 pm - 3:25 pmPDX Portland-OSL Oslo Gardermoen

14h 55m1 stop Reykjavik Keflavik Intl

1:10 pm - 5:00 pmOSL Oslo Gardermoen-PDX Portland

12h 50m1 stop Reykjavik Keflavik Intl

$444Icelandair

Tue, Jan 19 - Wed, Jan 27

10:00 am - 5:40 pmPDX Portland-OSL Oslo Gardermoen

22h 40m2 stops Vancouver Intl Munich Franz Josef Strauss

6:15 am - 6:31 pmOSL Oslo Gardermoen-PDX Portland

21h 16m2 stops Frankfurt am Main Vancouver Intl

$474Multiple Airlines

Mon, Oct 19 - Fri, Oct 23

3:30 pm - 5:55 pmPDX Portland-OSL Oslo Gardermoen

17h 25m2 stops Vancouver Intl Munich Franz Josef Strauss

6:25 am - 7:06 pmOSL Oslo Gardermoen-PDX Portland

21h 41m2 stops Frankfurt am Main Vancouver Intl

$476Multiple Airlines

Sun, Nov 1 - Tue, Nov 10

2:50 pm - 5:40 pmSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

17h 50m1 stop Munich Franz Josef Strauss

6:25 pm - 1:00 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

27h 35m1 stop Munich Franz Josef Strauss

$497Lufthansa

Fri, Nov 27 - Thu, Dec 3

2:50 pm - 5:40 pmSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

17h 50m1 stop Munich Franz Josef Strauss

6:15 am - 12:00 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

14h 45m1 stop Frankfurt am Main

$498United Airlines

Wed, Nov 25 - Sat, Dec 5

2:50 pm - 5:40 pmSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

17h 50m1 stop Munich Franz Josef Strauss

6:15 am - 12:00 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

14h 45m1 stop Frankfurt am Main

$498United Airlines

Sun, Nov 1 - Tue, Nov 10

2:50 pm - 5:40 pmSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

17h 50m1 stop Munich Franz Josef Strauss

6:25 pm - 1:00 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

27h 35m1 stop Munich Franz Josef Strauss

$499Lufthansa

Sat, Sep 26 - Sat, Oct 3

3:55 pm - 9:00 pmSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

20h 05m1 stop Kastrup Copenhagen

1:35 pm - 1:45 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

33h 10m1 stop Kastrup Copenhagen

$509Scandinavian Airlines

Fri, Sep 25 - Sat, Oct 3

3:55 pm - 4:35 pmSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

15h 40m1 stop Kastrup Copenhagen

1:35 pm - 1:45 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

33h 10m1 stop Kastrup Copenhagen

$509Scandinavian Airlines

Recent last minute flight deals from Washington to Oslo Gardermoen

Wed, Aug 12 - Thu, Aug 20

10:40 am - 12:10 amSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

28h 30m2 stops Vancouver Intl Zurich

5:35 am - 11:26 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

26h 51m2 stops Zurich San Francisco

$496SWISS

Fri, Aug 14 - Wed, Aug 19

6:50 pm - 9:05 amSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

29h 15m2 stops Munich Franz Josef Strauss Frankfurt am Main

7:10 am - 4:59 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

18h 49m1 stop Munich Franz Josef Strauss

$532Lufthansa

Fri, Aug 14 - Wed, Aug 19

6:50 pm - 9:05 amSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

29h 15m2 stops Munich Franz Josef Strauss Frankfurt am Main

6:35 am - 4:59 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

19h 24m2 stops Frankfurt am Main Munich Franz Josef Strauss

$563Lufthansa

Wed, Aug 12 - Fri, Aug 21

1:05 pm - 11:05 amPDX Portland-OSL Oslo Gardermoen

13h 00m1 stop Amsterdam Schiphol

6:30 am - 11:10 amOSL Oslo Gardermoen-PDX Portland

13h 40m1 stop Amsterdam Schiphol

$569KLM

Wed, Aug 12 - Fri, Aug 21

11:45 am - 4:20 pmPDX Portland-OSL Oslo Gardermoen

19h 35m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

6:30 am - 11:10 amOSL Oslo Gardermoen-PDX Portland

13h 40m1 stop Amsterdam Schiphol

$573Delta

Wed, Aug 12 - Wed, Aug 19

1:05 pm - 11:05 amPDX Portland-OSL Oslo Gardermoen

13h 00m1 stop Amsterdam Schiphol

6:30 am - 11:10 amOSL Oslo Gardermoen-PDX Portland

13h 40m1 stop Amsterdam Schiphol

$582KLM

Wed, Aug 12 - Sun, Aug 16

1:05 pm - 11:05 amPDX Portland-OSL Oslo Gardermoen

13h 00m1 stop Amsterdam Schiphol

6:30 am - 11:10 amOSL Oslo Gardermoen-PDX Portland

13h 40m1 stop Amsterdam Schiphol

$582Delta

Wed, Aug 12 - Thu, Aug 20

2:10 pm - 9:05 amSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

33h 55m1 stop Frankfurt am Main

7:10 am - 4:59 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

18h 49m1 stop Munich Franz Josef Strauss

$589United Airlines

Wed, Aug 12 - Wed, Aug 19

2:10 pm - 9:05 amSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

33h 55m1 stop Frankfurt am Main

7:10 am - 4:59 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

18h 49m1 stop Munich Franz Josef Strauss

$589United Airlines

Wed, Aug 12 - Wed, Aug 19

10:40 am - 12:10 amSEA Seattle/Tacoma Intl-OSL Oslo Gardermoen

28h 30m2 stops Vancouver Intl Zurich

5:35 am - 11:26 pmOSL Oslo Gardermoen-SEA Seattle/Tacoma Intl

26h 51m2 stops Zurich San Francisco

$625SWISS

Useful Info

Low season	November
High season	July
Cheapest flight	$259

Best time to beat the crowds with an average 30% drop in price.

Most popular time to fly with an average 31% increase in price.

Flight from Seattle to Oslo Airport

How does KAYAK find such low prices on flights from Washington to Oslo Airport?
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 Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Oslo Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo Airport 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 Airport?
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 Airport 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 Airport?
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 Airport 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 Gardermoen

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Oslo Airport (OSL)

OSL

$259 Find Cheap Flights from Washington to Oslo Airport - Compare and Save

Cheap Flights from Washington to Oslo Gardermoen

Recent round-trip flight deals from Washington to Oslo Gardermoen

Recent one-way flight deals from Washington to Oslo Gardermoen

Recent last minute flight deals from Washington to Oslo Gardermoen

Good to know

Low season

High season

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FAQs for booking Washington to Oslo Airport flights

Everything you need to know for your flight to Oslo Gardermoen

Information on your arrival and departure airports

Cabin class types available on flights to Oslo Gardermoen

Complete your trip to Oslo Gardermoen with a hotel stay or car rental

Find direct flights for Oslo Gardermoen

Flights to other popular destinations

Flights from domestic origins to Washington

Choose which airport to fly into in Oslo

Find deals for your return flight