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$367+ Cheap flights from Oslo Gardermoen (OSL) to Washington

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — SEA
Jan 21 — Jan 281
Tue 1/21
Tue 1/28
1 adult, Economy
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Cheap flight deals from Oslo Gardermoen to Washington

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to Washington (USWA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 16, 2025.

Round-trip from

$367
(Booking.com)
From Oslo Gardermoen to Washington
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Cheapest flights from Oslo Gardermoen to Washington
Explore the most affordable flight options available from Oslo Gardermoen to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

This Booking.com deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/169:30 pmOSL - SEA
1 stop28h 30mIcelandair
Sat 2/222:35 pmSEA - OSL
1 stop21h 00mIcelandair
Deal found 1/16$367
This Ticket deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/16:55 pmOSL - PDX
1 stop25h 30mKLM
Sun 2/161:25 pmPDX - OSL
1 stop17h 50mKLM
Deal found 1/16$374
This Ticket deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1011:30 amOSL - SEA
1 stop32h 50mBritish Airways
Sun 3/2310:41 amSEA - OSL
2 stops27h 59mBritish Airways
Deal found 1/16$381
This Ticket deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/238:50 pmOSL - PDX
2 stops52h 45mFinnair
Sun 3/97:30 pmPDX - OSL
1 stop31h 25mFinnair
Deal found 1/16$410
This Ticket deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/238:50 pmOSL - PDX
2 stops52h 45mMultiple Airlines
Sun 3/911:59 pmPDX - OSL
2 stops38h 41mMultiple Airlines
Deal found 1/16$412
This Travelis deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/98:30 pmOSL - SEA
1 stop28h 30mFinnair
Sat 5/315:40 pmSEA - OSL
1 stop33h 45mFinnair
Deal found 1/16$416
This Ticket deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/237:50 amOSL - PDX
2 stops23h 55mBritish Airways
Sun 6/81:20 pmPDX - OSL
2 stops25h 20mBritish Airways
Deal found 1/16$418
This Delta deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/16:20 amOSL - PDX
2 stops26h 09mDelta
Sun 2/1610:16 amPDX - OSL
2 stops21h 09mDelta
Deal found 1/16$426
This Ticket deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/16:20 amOSL - PDX
2 stops24h 35mAir France
Sun 2/161:25 pmPDX - OSL
2 stops18h 00mAir France
Deal found 1/16$442
This Flysmarter deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/67:00 amOSL - SEA
2 stops25h 09mMultiple Airlines
Sat 2/226:50 pmSEA - OSL
2 stops28h 15mMultiple Airlines
Deal found 1/16$447
This Delta deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/286:20 amOSL - SEA
2 stops20h 45mDelta
Sat 4/52:10 pmSEA - OSL
1 stop19h 20mDelta
Deal found 1/16$456
This United Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/169:35 amOSL - SEA
2 stops19h 44mUnited Airlines
Sat 2/227:15 amSEA - OSL
3 stops48h 55mUnited Airlines
Deal found 1/16$462

Find flights from Oslo Gardermoen to Washington within your budget

Customize your flight search to find flights from Oslo Gardermoen to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.

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Route

Depart

Return

Price

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Sun 2/16

9:30 pm-5:00 pm

1 stop28h 30m

Seattle/Tacoma Intl

Sat 2/22

2:35 pm-8:35 pm

1 stop21h 00m

$367

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sat 2/1

6:55 pm-11:25 am

1 stop25h 30m

Portland

Sun 2/16

1:25 pm-4:15 pm

1 stop17h 50m

$374

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 3/10

11:30 am-12:20 pm

1 stop32h 50m

Seattle/Tacoma Intl

Sun 3/23

10:41 am-10:40 pm

2 stops27h 59m

$381

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sun 2/23

8:50 pm-4:35 pm

2 stops52h 45m

Portland

Sun 3/9

7:30 pm-10:55 am

1 stop31h 25m

$410

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sun 2/23

8:50 pm-4:35 pm

2 stops52h 45m

Portland

Sun 3/9

11:59 pm-10:40 pm

2 stops38h 41m

$412

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Fri 5/9

8:30 pm-4:00 pm

1 stop28h 30m

Seattle/Tacoma Intl

Sat 5/31

5:40 pm-12:25 pm

1 stop33h 45m

$416

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Fri 5/23

7:50 am-10:45 pm

2 stops23h 55m

Portland

Sun 6/8

1:20 pm-11:40 pm

2 stops25h 20m

$418

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sat 2/1

6:20 am-11:29 pm

2 stops26h 09m

Portland

Sun 2/16

10:16 am-4:25 pm

2 stops21h 09m

$426

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sat 2/1

6:20 am-9:55 pm

2 stops24h 35m

Portland

Sun 2/16

1:25 pm-4:25 pm

2 stops18h 00m

$442

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Thu 2/6

7:00 am-11:09 pm

2 stops25h 09m

Seattle/Tacoma Intl

Sat 2/22

6:50 pm-8:05 am

2 stops28h 15m

$447

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 28 results
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Best time to book a flight from Oslo Gardermoen to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Oslo Gardermoen with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Oslo Gardermoen to Washington

Get recent, data-driven insights about flights from Oslo Gardermoen to Washington including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Oslo Gardermoen Airport to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to State of Washington (average of $238). Flying from Oslo Gardermoen Airport to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from OSL to WA?

Find hourly flight availability from Oslo Gardermoen to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2025.

When flying from Oslo Gardermoen Airport to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated January 16, 2025.
Read reviews from past customers who have flown Icelandair, British Airways and United Airlines from Oslo to Washington. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,511 reviews

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very good
8,511 reviews

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very good
8,511 reviews

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Cathay Pacific
7.5
Good
823 reviews
Delta
8.0
Very good
8,511 reviews

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,487 reviews
Delta
8.0
Very good
8,511 reviews

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Oslo Gardermoen to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Oslo Gardermoen Airport to State of Washington one-way?

    The cheapest airlines for a one-way flight from Oslo Gardermoen Airport to State of Washington are Icelandair ($411), Brussels Airlines ($521), and Finnair ($652).

  • Can I find deals for flights from Oslo Gardermoen to Washington that include hotel bookings?

    Yes. In addition to deals on Oslo Gardermoen to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oslo Gardermoen to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oslo Gardermoen to Washington.

  • Can I find deals for business class flights from Oslo Gardermoen to Washington?

    Yes. Cheapflights offers flight deals from Oslo Gardermoen to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oslo Gardermoen Airport to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to State of Washington (average of $238). Flying from Oslo Gardermoen Airport to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Oslo Gardermoen to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Oslo Gardermoen to Washington

Discover the top 5 airlines that operate flights from Oslo Gardermoen to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$382Average$558FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$415Average$565FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$416Average$585FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$419Average$672FlexibilityNo cancel feeOn-time70%
DeltaCheapest$522Average$683FlexibilityNo cancel feeOn-timeN/A
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