$318+ Cheap flights from Oslo Gardermoen (OSL) to Washington
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Oslo Gardermoen to Washington with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Oslo Gardermoen to Washington
Keep the following information in mind while searching for Oslo Gardermoen to Washington flight deals. Data was last updated April 1, 2025.
Round-trip from | $449 (United Airlines) |
|---|---|
One-way from | $318 (Kiwi.com) |
Popular in | August |
Cheapest in | October |
Average price | $498 |
Find flight deals from Oslo Gardermoen to Washington
Cheapest flights from Oslo Gardermoen to WashingtonExplore 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 April 1, 2025.
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 April 1, 2025.
This United Airlines deal was found by Cheapflights users on 3/31. 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.
This Finnair deal was found by Cheapflights users on 3/31. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 3/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Lufthansa deal was found by Cheapflights users on 3/31. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This British Airways deal was found by Cheapflights users on 3/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Ticket deal was found by Cheapflights users on 3/31. 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.
This Delta deal was found by Cheapflights users on 3/31. 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.
This oojo deal was found by Cheapflights users on 3/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Ticket deal was found by Cheapflights users on 3/31. 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.
This British Airways deal was found by Cheapflights users on 3/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 3/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 3/31. 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.
Cheapflights Fare Finder
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 April 1, 2025.
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
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
Mon 5/5
6:35 am-7:37 pm
2 stops22h 02m
Seattle/Tacoma Intl
Fri 5/23
6:50 pm-10:10 pm
1 stop18h 20m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
Sun 5/4
8:35 am-4:00 pm
1 stop16h 25m
Seattle/Tacoma Intl
Thu 5/15
5:40 pm-7:45 pm
1 stop17h 05m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
Wed 5/7
1:20 pm-4:00 pm
1 stop11h 40m
Seattle/Tacoma Intl
Fri 5/23
8:20 pm-10:30 pm
1 stop17h 10m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
Tue 5/6
6:35 am-12:25 pm
1 stop14h 50m
Seattle/Tacoma Intl
Fri 5/23
6:50 pm-10:10 pm
1 stop18h 20m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
Sat 5/10
5:10 pm-11:09 pm
2 stops38h 59m
Seattle/Tacoma Intl
Mon 5/26
1:30 pm-11:30 pm
1 stop25h 00m
OsloPortland
OSL - PDX
OSLPDX
Oslo Gardermoen
Sun 4/20
6:30 am-11:20 am
1 stop13h 50m
Portland
Mon 5/5
1:15 pm-4:20 pm
1 stop18h 05m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
Mon 5/5
6:30 am-6:22 pm
2 stops20h 52m
Seattle/Tacoma Intl
Wed 5/21
10:25 am-11:50 am
2 stops16h 25m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
Sat 5/3
1:50 pm-5:50 pm
1 stop13h 00m
Seattle/Tacoma Intl
Fri 5/16
7:00 pm-12:35 pm
1 stop32h 35m
OsloPortland
OSL - PDX
OSLPDX
Oslo Gardermoen
Sun 4/20
6:50 am-5:27 pm
2 stops19h 37m
Portland
Mon 5/5
3:56 pm-10:10 pm
2 stops21h 14m
OsloPortland
OSL - PDX
OSLPDX
Oslo Gardermoen
Sun 4/20
8:35 am-11:02 pm
2 stops23h 27m
Portland
Mon 5/5
7:25 pm-11:30 pm
1 stop19h 05m
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.
Cheapflights Insights
Everything you need to know about your flight from Oslo Gardermoen Airport to Washington
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 April 1, 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 April 1, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair 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.
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
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.
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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.
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 April 1, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$395 | Average$535 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$416 | Average$682 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$419 | Average$674 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$423 | Average$563 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$452 | Average$592 | FlexibilityNo cancel fee | On-timeN/A |