WAS - OSL

$227 Find Cheap Flights from Washington, D.C. to Oslo - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$438
Typical prices: $571-$865
Scandinavian Airlines
Fri 4/20Fri 4/27
IAD - OSL • 1 stop
Cheapest one-way
$227
Typical prices: $307-$524
Icelandair
Thu 2/22
IAD - OSL • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. and Oslo Gardermoen Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Top routes
IAD - OSL
Cheapest • 5% average savings
DCA - OSL
Most popular
Insights
Insights
When to book
12 weeks
in advance
Our data shows that travelers who book at least 12 weeks in advance save around 29% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 30% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Lisbon Humberto Delgado (LIS)
Cheapest • Avg $575 (round-trip)
Reykjavik Keflavik Intl (KEF)
Shortest trip • 11h 31m (one-way)
Insights
Insights
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We hope you love your trip to Oslo Gardermoen Airport!
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Booking Insights
Flight Deals

Cheap Flights from Washington, D.C. to Oslo (WAS-OSL)

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

Recent round-trip flight deals from Washington, D.C. to Oslo

Tue, Apr 20 - Tue, Apr 27
Scandinavian Airlines Logo
8:10 pm - 12:55 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
10h 45m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:00 am - 5:00 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
17h 00m1 stop Kastrup Copenhagen
$438Scandinavian Airlines
Thu, Jan 21 - Tue, Jan 26
Scandinavian Airlines Logo
8:30 pm - 2:20 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
11h 50m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:00 pm - 3:15 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
27h 15m1 stop Kastrup Copenhagen
$451Scandinavian Airlines
Wed, Dec 2 - Mon, Dec 7
Icelandair Logo
7:40 pm - 8:35 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
18h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
1:10 pm - 6:30 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
11h 20m1 stop Reykjavik Keflavik Intl
$521Icelandair
Mon, Nov 16 - Mon, Nov 23
Icelandair Logo
7:40 pm - 11:35 amIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
9h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
1:10 pm - 6:30 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
11h 20m1 stop Reykjavik Keflavik Intl
$522Icelandair
Mon, Nov 23 - Sun, Dec 6
Multiple Airlines Logo
7:40 pm - 7:30 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
17h 50m2 stops Reykjavik Keflavik Intl Stockholm Arlanda
Multiple Airlines Logo
8:30 pm - 6:30 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
28h 00m3 stops Riga Intl Stockholm Arlanda Reykjavik Keflavik Intl
$583Multiple Airlines
Tue, Dec 1 - Mon, Dec 7
TAP AIR PORTUGAL Logo
5:25 pm - 12:10 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
12h 45m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:45 pm - 2:40 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
25h 55m1 stop Lisbon Humberto Delgado
$593TAP AIR PORTUGAL
Tue, Dec 1 - Mon, Dec 7
TAP AIR PORTUGAL Logo
5:25 pm - 12:10 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
12h 45m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:45 pm - 2:40 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
25h 55m1 stop Lisbon Humberto Delgado
$594TAP AIR PORTUGAL
Mon, Nov 23 - Sun, Dec 6
Multiple Airlines Logo
7:40 pm - 7:30 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
17h 50m2 stops Reykjavik Keflavik Intl Stockholm Arlanda
Multiple Airlines Logo
8:30 pm - 6:30 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
28h 00m3 stops Riga Intl Stockholm Arlanda Reykjavik Keflavik Intl
$612Multiple Airlines
Sun, Nov 15 - Fri, Nov 27
Lufthansa Logo
10:55 pm - 5:40 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
12h 45m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:15 am - 3:55 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
15h 40m1 stop Frankfurt am Main
$720Lufthansa
Wed, Mar 24 - Mon, Mar 29
Lufthansa Logo
11:55 pm - 5:40 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
12h 45m1 stop Munich Franz Josef Strauss
Lufthansa Logo
9:55 am - 3:55 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
12h 00m1 stop Frankfurt am Main
$721Lufthansa
Booking Insights

Price, demand and travel trends for Washington, D.C. to Oslo Gardermoen Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. to Oslo Gardermoen Airport?

Round-trip flights from Washington, D.C. to Oslo Gardermoen Airport typically range from $571 to $865. The lowest price found in the past 5 days was $438, on Scandinavian Airlines.

What is the cheapest Washington, D.C. to Oslo Gardermoen Airport flight route?

There's little price difference between Washington, D.C. to Oslo Gardermoen Airport routes. They average around $734 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Oslo Gardermoen Airport?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Washington, D.C. to Oslo Gardermoen Airport. It’s 13% cheaper than the average day, while Friday is the most expensive, with prices 20% higher.

What’s the cheapest month to fly from Washington, D.C. to Oslo Gardermoen Airport?

•January is the cheapest month to fly from Washington, D.C. to Oslo Gardermoen Airport at $492 round-trip.
•June ($876) and July ($780) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 78% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Washington, D.C. to Oslo Gardermoen Airport the cheapest?

Flights from Washington, D.C. to Oslo Gardermoen Airport are cheapest 12 weeks before departure. Booking in this window typically costs about 29% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Washington, D.C. to Oslo Gardermoen Airport flights

Low season

December

Cheapest flight

$227
Beat the crowds with an average 51% drop in travelers.
The most popular month to fly with an average 72% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport

When to book flights from Washington, D.C. to Oslo

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Oslo based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. to Oslo Gardermoen Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. to Oslo Gardermoen Airport?

    Three cabin classes are available on flights from Washington, D.C. to Oslo Gardermoen Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Washington, D.C. to Oslo Gardermoen Airport?

    A nonstop flight from Washington, D.C. to Oslo Gardermoen Airport takes 00m, covering 3,874 miles.

  • Do I need a passport to fly from Washington, D.C. to Oslo Gardermoen Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. to Oslo Gardermoen Airport flight?

    Round-trip flights from Washington, D.C. to Oslo Gardermoen Airport range from $571 to $865, with an average of $702 over the past 12 months. Anything below $571 counts as a good deal.

  • How expensive are last-minute Washington, D.C. to Oslo Gardermoen Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 22% above the $702 route average. Book 12 weeks before departure for the lowest fares.

  • How are flight prices from Washington, D.C. to Oslo Gardermoen Airport looking right now?

    One-way fares from Washington, D.C. to Oslo Gardermoen Airport are currently lower than usual. Average one-way flight prices are about $331, which is 18% below the typical average for this route.

  • What car rental options are available at Oslo Gardermoen Airport (OSL)?

    Oslo Gardermoen Airport (OSL) hosts 5 major car rental companies, with daily rates starting from around $17 for economy cars. Top options include:

    • Hertz
    • Budget
    • Sixt
    • Avis
    • Thrifty

  • Which airports can I use when flying from Washington, D.C. to Oslo Gardermoen Airport?

    Flights from Washington, D.C. to Oslo Gardermoen Airport may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Oslo Gardermoen (OSL).

  • Which airports do connecting flights from Washington, D.C. to Oslo Gardermoen Airport pass through?

    One-stop flights from Washington, D.C. to Oslo Gardermoen Airport most commonly connect through:

    • Reykjavik Keflavik Intl (KEF) - 37% of one-stop connections
    • Kastrup Copenhagen (CPH) - 32% of one-stop connections
    • Frankfurt am Main (FRA) - 10% of one-stop connections
    • Amsterdam Schiphol (AMS) - 9% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. to Oslo Gardermoen Airport?

    Yes. Flexible dates can save you up to 28% on flights from Washington, D.C. to Oslo Gardermoen Airport. Monday is the cheapest departure day at $617 round-trip on average, while Friday is the most expensive at $849, a difference of $232.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. to Oslo Gardermoen Airport?

    Flying via Reykjavik Keflavik Intl (KEF) gives the shortest average 1-stop total travel time at 11h 31m, compared with 12h 15m via Frankfurt am Main (FRA) and 12h 30m via Amsterdam Schiphol (AMS).

  • What is the time difference between Washington, D.C. and Oslo Gardermoen Airport?

    Oslo Gardermoen Airport is 5 hours ahead of Washington, D.C. (Central European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Oslo Gardermoen Airport?

    Some of the most popular sights in Oslo Gardermoen Airport are Nationaltheatret, Rockefeller and Oslo domkirke. These are among the most viewed places in Oslo Gardermoen Airport on KAYAK.

Your guide to booking Washington, D.C. to Oslo Gardermoen Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Friday. On this route, Monday flights average $617, about $232 less than Friday fares (27% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 12 weeks before you fly. On this route, that window historically saves about 29% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Oslo Gardermoen Airport trip for January. Fares historically average $492 round-trip in that month - typically $384 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from Washington, D.C. to Oslo

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

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