What is the cheapest airline that flies from Oslo Gardermoen to Washington?

British Airways, American Airlines, and Finnair are the most popular carriers operating from Oslo Gardermoen to Washington

When did momondo last update prices for flights from Oslo Gardermoen Airport to Washington?

Prices for flights from Oslo Gardermoen Airport to Washington were last updated today.

How many operators does momondo search for flights from Oslo Gardermoen Airport to Washington?

As of June 2026, there are 3 operators available to choose from for flights from Oslo Gardermoen Airport to Washington.

How old do you have to be to fly from Oslo Gardermoen Airport to Washington?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oslo Gardermoen Airport to Washington.

What documentation or ID do you need to fly to Washington?

The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$394 Cheap Flights from Oslo Gardermoen Airport to State of Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oslo Gardermoen Airport to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:45 am - 11:23 pm

OSL

PDX

24h 38m

2 stops

7:30 pm - 10:40 am

PDX

OSL

30h 10m

1 stop

$600British Airways

Thu, Sep 24 - Sat, Oct 3

7:45 am - 11:28 pm

OSL

PDX

24h 43m

2 stops

11:42 am - 11:25 pm

PDX

OSL

26h 43m

2 stops

$655American Airlines

Thu, Oct 1 - Mon, Oct 5

7:45 am - 11:28 pm

OSL

PDX

24h 43m

2 stops

11:42 am - 4:20 pm

PDX

OSL

19h 38m

2 stops

$659American Airlines

Thu, Oct 1 - Mon, Oct 5

6:30 am - 4:13 pm

OSL

SEA

18h 43m

2 stops

9:45 pm - 8:40 pm

SEA

OSL

13h 55m

1 stop

$675Delta

Tue, Aug 18 - Mon, Aug 31

9:55 am - 10:40 pm

OSL

SEA

21h 45m

2 stops

6:50 pm - 10:05 pm

SEA

OSL

18h 15m

1 stop

$686Lufthansa

Mon, Jun 15 - Sun, Jun 28

6:30 am - 4:13 pm

OSL

SEA

18h 43m

2 stops

7:15 am - 11:05 am

SEA

OSL

18h 50m

2 stops

$687Delta

Tue, Aug 18 - Mon, Aug 31

9:55 am - 4:59 pm

OSL

SEA

16h 04m

2 stops

7:00 am - 12:15 pm

SEA

OSL

20h 15m

2 stops

$688Lufthansa

Thu, Aug 6 - Tue, Aug 25

9:00 pm - 1:45 pm

OSL

SEA

25h 45m

1 stop

3:55 pm - 10:35 pm

SEA

OSL

21h 40m

1 stop

$699Scandinavian Airlines

Mon, Jun 15 - Sun, Jun 28

9:20 am - 11:45 am

OSL

SEA

35h 25m

2 stops

3:40 pm - 11:55 pm

SEA

OSL

23h 15m

2 stops

$714Multiple Airlines

Mon, Aug 3 - Mon, Aug 17

5:30 pm - 5:55 pm

OSL

SEA

33h 25m

2 stops

3:40 pm - 11:55 pm

SEA

OSL

23h 15m

2 stops

$717Multiple Airlines

Mon, Aug 3 - Mon, Aug 17

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Lufthansa flights from Oslo Gardermoen Airport to State of Washington

Our best Lufthansa deals on Oslo Gardermoen Airport to State of Washington flight tickets

Lufthansa

Jun 15

OSL9:55 amOslo Gardermoen

21h 45m

2 stops

SEA10:40 pmSeattle/Tacoma Intl

Jun 28

SEA6:50 pmSeattle/Tacoma Intl

18h 15m

1 stop

OSL10:05 pmOslo Gardermoen

$686

Lufthansa

Aug 6

OSL9:55 amOslo Gardermoen

16h 04m

2 stops

SEA4:59 pmSeattle/Tacoma Intl

Aug 25

SEA7:00 amSeattle/Tacoma Intl

20h 15m

2 stops

OSL12:15 pmOslo Gardermoen

$688

Lufthansa

Jun 18

OSL6:45 amOslo Gardermoen

20h 47m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

Jul 2

SEA6:50 pmSeattle/Tacoma Intl

18h 15m

1 stop

OSL10:05 pmOslo Gardermoen

$693

Icelandair flights from Oslo Gardermoen Airport to State of Washington

Our best Icelandair deals on Oslo Gardermoen Airport to State of Washington flight tickets

Icelandair

Jun 11

OSL1:50 pmOslo Gardermoen

30h 55m

1 stop

SEA11:45 amSeattle/Tacoma Intl

Jun 24

SEA11:25 pmSeattle/Tacoma Intl

28h 10m

1 stop

OSL12:35 pmOslo Gardermoen

$679

Icelandair

Jun 10

OSL4:30 pmOslo Gardermoen

13h 10m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

Jun 23

SEA11:25 pmSeattle/Tacoma Intl

31h 00m

1 stop

OSL3:25 pmOslo Gardermoen

$718

Icelandair

Aug 3

OSL1:50 pmOslo Gardermoen

30h 55m

1 stop

SEA11:45 amSeattle/Tacoma Intl

Aug 17

SEA3:40 pmSeattle/Tacoma Intl

11h 55m

1 stop

OSL12:35 pmOslo Gardermoen

$774

momondo Fare Finder

Use the filters below to find and compare flights from Oslo Gardermoen Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 9/24

7:45 am-11:23 pm

2 stops24h 38m

Portland

Sat 10/3

7:30 pm-10:40 am

1 stop30h 10m

$600

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 10/1

7:45 am-11:28 pm

2 stops24h 43m

Portland

Mon 10/5

11:42 am-11:25 pm

2 stops26h 43m

$655

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 10/1

7:45 am-11:28 pm

2 stops24h 43m

Portland

Mon 10/5

11:42 am-4:20 pm

2 stops19h 38m

$659

Quickest round-trip

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Tue 8/18

6:30 am-4:13 pm

2 stops18h 43m

Seattle/Tacoma Intl

Mon 8/31

9:45 pm-8:40 pm

1 stop13h 55m

$675

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 6/15

9:55 am-10:40 pm

2 stops21h 45m

Seattle/Tacoma Intl

Sun 6/28

6:50 pm-10:05 pm

1 stop18h 15m

$686

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Tue 8/18

6:30 am-4:13 pm

2 stops18h 43m

Seattle/Tacoma Intl

Mon 8/31

7:15 am-11:05 am

2 stops18h 50m

$687

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Thu 8/6

9:55 am-4:59 pm

2 stops16h 04m

Seattle/Tacoma Intl

Tue 8/25

7:00 am-12:15 pm

2 stops20h 15m

$688

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 6/15

9:00 pm-1:45 pm

1 stop25h 45m

Seattle/Tacoma Intl

Sun 6/28

3:55 pm-10:35 pm

1 stop21h 40m

$699

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 8/3

9:20 am-11:45 am

2 stops35h 25m

Seattle/Tacoma Intl

Mon 8/17

3:40 pm-11:55 pm

2 stops23h 15m

$714

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 8/3

5:30 pm-5:55 pm

2 stops33h 25m

Seattle/Tacoma Intl

Mon 8/17

3:40 pm-11:55 pm

2 stops23h 15m

$717

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oslo Gardermoen Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to State of Washington?

The month of November is, on average, the cheapest month to fly to State of Washington from Oslo Gardermoen Airport, with most prices found around $301. If you aren’t able to travel to State of Washington during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $323.

How far in advance should I book a flight from Oslo Gardermoen Airport to Washington?

You are more likely to see cheaper flights to State of Washington from Oslo Gardermoen Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $629 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Oslo Gardermoen Airport for as low as $535 on momondo.

Can stopping save me money on Oslo Gardermoen Airport to State of Washington flights?

You could potentially save up to 10% on your flight if you consider stops on a Oslo Gardermoen Airport to State of Washington flight.

Cheap Oslo Gardermoen Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oslo Gardermoen Airport to State of Washington

Fastest flight time	12h 50m
Direct flights	None

The fastest flight from Oslo Gardermoen Airport to State of Washington takes 12h 50m

There are no direct flights from Oslo Gardermoen Airport to State of Washington. There are no popular flight routes from Oslo Gardermoen Airport to State of Washington.

Search flight deals

Frequently asked questions about flying from Oslo Gardermoen Airport to Washington

When did momondo last update prices for flights from Oslo Gardermoen Airport to Washington?
Prices for flights from Oslo Gardermoen Airport to Washington were last updated today.
How many operators does momondo search for flights from Oslo Gardermoen Airport to Washington?
As of June 2026, there are 3 operators available to choose from for flights from Oslo Gardermoen Airport to Washington.
How old do you have to be to fly from Oslo Gardermoen Airport to Washington?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oslo Gardermoen Airport to Washington.
What documentation or ID do you need to fly to Washington?
The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oslo Gardermoen Airport to State of Washington

Compare and see reviews for airlines that fly from Oslo Gardermoen Airport to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $443	Free Cancellation	Rating 7.0 670 reviews		Search Icelandair flights
Scandinavian Airlines	PriceFrom $588	Free Cancellation	Rating 7.4 1,813 reviews		Search Scandinavian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Oslo to Washington?

It is quick and easy to find Oslo to Washington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington that suits you.

Can I find flights from Oslo to Washington with flexible booking policies on momondo?

Yes. All flights to Washington from Oslo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Oslo to Washington?

momondo helps you find the best flight between Oslo and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Oslo to Washington right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington from Oslo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.