WAS - OSL

$229 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
$400
Typical prices: $559-$850
Icelandair
Sat 10/20Mon 10/29
BWI - OSL • 1 stop
Cheapest one-way
$229
Typical prices: $320-$526
Icelandair
Wed 1/31
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.
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Insights
Top routes
IAD - OSL
Cheapest • 6% average savings
DCA - OSL
Most popular
Insights
Insights
When to book
24 weeks
in advance
Our data shows that travelers who book at least 24 weeks in advance save around 18% compared to booking last minute.
Insights
Insights
When to travel
April
Cheapest • 29% price drop
June
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 33m (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

Wed, Jan 13 - Sat, Jan 23
Icelandair Logo
7:40 pm - 8:35 pmBWI  Baltimore/Washington-OSL Oslo Gardermoen
18h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
1:10 pm - 6:40 pmOSL  Oslo Gardermoen-BWI Baltimore/Washington
11h 30m1 stop Reykjavik Keflavik Intl
$400Icelandair
Tue, Oct 20 - Thu, Oct 29
Icelandair Logo
8:30 pm - 12:35 pmBWI  Baltimore/Washington-OSL Oslo Gardermoen
10h 05m1 stop Reykjavik Keflavik Intl
Icelandair Logo
1:10 pm - 7:40 pmOSL  Oslo Gardermoen-BWI Baltimore/Washington
11h 30m1 stop Reykjavik Keflavik Intl
$400Icelandair
Mon, Feb 1 - Fri, Feb 5
Scandinavian Airlines Logo
8:30 pm - 8:20 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
17h 50m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
9:05 pm - 6:50 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
27h 45m1 stop Kastrup Copenhagen
$552Scandinavian Airlines
Wed, Dec 30 - Wed, Jan 13
Scandinavian Airlines Logo
8:30 pm - 1:10 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
10h 40m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
9:00 am - 5:15 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
14h 15m1 stop Kastrup Copenhagen
$552Scandinavian Airlines
Thu, Nov 12 - Sun, Nov 15
Multiple Airlines Logo
7:40 pm - 3:35 pmBWI  Baltimore/Washington-OSL Oslo Gardermoen
13h 55m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
9:35 am - 6:40 pmOSL  Oslo Gardermoen-BWI Baltimore/Washington
15h 05m1 stop Reykjavik Keflavik Intl
$570Multiple Airlines
Sun, Nov 15 - Tue, Nov 24
Multiple Airlines Logo
7:40 pm - 3:35 pmBWI  Baltimore/Washington-OSL Oslo Gardermoen
13h 55m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
9:10 am - 6:40 pmOSL  Oslo Gardermoen-BWI Baltimore/Washington
15h 30m1 stop Reykjavik Keflavik Intl
$572Multiple Airlines
Fri, Dec 11 - Sun, Dec 20
TAP AIR PORTUGAL Logo
10:30 pm - 12:10 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
31h 40m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
1:00 pm - 3:15 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
32h 15m1 stop Lisbon Humberto Delgado
$590TAP AIR PORTUGAL
Sat, Dec 5 - Mon, Dec 14
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 - 2:45 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
26h 00m1 stop Lisbon Humberto Delgado
$593TAP AIR PORTUGAL
Tue, Dec 8 - Fri, Dec 11
United Airlines Logo
10:55 pm - 5:40 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
12h 45m1 stop Munich Franz Josef Strauss
United Airlines Logo
9:35 am - 3:55 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
12h 20m1 stop Frankfurt am Main
$737United Airlines
Mon, Nov 23 - Thu, Nov 26
United Airlines Logo
10:55 pm - 5:40 pmIAD  Washington, D.C. Dulles Intl-OSL Oslo Gardermoen
12h 45m1 stop Munich Franz Josef Strauss
United Airlines Logo
6:15 am - 4:26 pmOSL  Oslo Gardermoen-IAD Washington, D.C. Dulles Intl
16h 11m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
$740United Airlines
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 from Washington, D.C. to Oslo Gardermoen Airport 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 start at $400. Prices are below average for this route right now, with typical round-trip fares ranging from $559 to $850. The lowest price found in the past 5 days was $400 on Icelandair.

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

Washington, D.C. Dulles Intl Airport (IAD) to Oslo Gardermoen Airport (OSL) is the cheapest Washington, D.C. to Oslo Gardermoen Airport route, averaging $679 round-trip. Other Washington, D.C. to Oslo Gardermoen Airport routes average $769, 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?

Thursday is the cheapest day of the week to fly from Washington, D.C. to Oslo Gardermoen Airport, it is 10% cheaper than the average day. Friday is the most expensive day with flight prices 21% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • April is the cheapest month to fly from Washington, D.C. to Oslo Gardermoen Airport at $487 round-trip.
  • June ($872) and July ($781) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 79% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Washington, D.C. to Oslo Gardermoen Airport are cheapest 24 weeks before departure. Booking in this window typically costs about 18% 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

November

Cheapest flight

$229
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly with an average 28% increase in price.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

  • 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

  • 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) - 31% of one-stop connections
    • Frankfurt am Main (FRA) - 11% of one-stop connections
    • Amsterdam Schiphol (AMS) - 9% of one-stop connections

    Reykjavik Keflavik Intl (KEF) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 26% on the Washington, D.C. to Oslo Gardermoen Airport route. Thursday is the cheapest departure day at $613 round-trip on average, while Friday is the most expensive at $827, a difference of $214. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

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

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

    Last-minute fares on this route - booked within 2 weeks of departure - run 11% above the route average of $681. Book 24 weeks before departure for the lowest fares.

  • 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 0h 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 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 $310, which is 28% below the typical average for this route.

  • 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 33m, compared with 12h 12m via Frankfurt am Main (FRA) and 12h 16m via Kastrup Copenhagen (CPH).

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

    Oslo Gardermoen Airport is 6 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 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

  • 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 $559 to $850, with an average of $681 over the past 12 months. Anything below $559 counts as a good deal.

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 can be flexible, aim for a Thursday departure instead of Friday. On this route, Thursday flights average $613 - about $214 less than Friday (26% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 24 weeks before you fly. On this route, that window historically saves about 18% 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 April. Fares historically average $487 round-trip in that month - typically $385 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

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