Cheap flights from Washington (WAS) to Oslo (OSL)

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How to find the cheapest flight from
Washington (WAS) to Oslo (OSL)

All the information you need to plan the best WAS to OSL flight in 2022: compare Washington to Oslo flight prices with the expected peak season, weather and rainfall in Oslo.
WAS - OS1
Price
$615 - $929
OS1
Temperature
26.6 - 62.6 °F
OS1
Precipitation
1.6 - 3.5 inches

Popular in

January

High demand for flights, 20% potential price rise

Cheapest in

March

Best time to find cheap flights, 17% potential price drop

Round-trip from

$615

From Washington (WAS) to Oslo

One-way from

$510

One-way flight from Washington (WAS) to Oslo

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Washington to Oslo?

Flights from Washington to Oslo lean towards being more expensive in January. Prices are generally better when you fly from Washington to Oslo in March, with the cheapest ticket starting at $375.

When is the cheapest time to fly from Washington to Oslo (WAS - OS1)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington to Oslo as you normally would.

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

To save on the cost of your flight from Washington to Oslo, book at least 61 days before your planned departure. Booking around this time can save you about 35% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $852 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,008.

Cheap flights from Washington to Oslo in January, February 2022

The best prices found for WAS to OSL flights for January, February
12 Feb - 24 Feb
$371pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
19 Feb - 5 Mar
$377pp
IAD
Washington Dulles Intl
Icelandair
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
Icelandair
 
1 STOP
IAD
Washington Dulles Intl
19 Feb - 27 Feb
$380pp
IAD
Washington Dulles Intl
Icelandair
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
Icelandair
 
1 STOP
IAD
Washington Dulles Intl

Washington to Oslo 2022 flight deals

Cheap flights to Oslo from Washington found for this year
17 Sep - 25 Sep
$365pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
22 Sep - 26 Sep
$367pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
12 Feb - 24 Feb
$371pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl

Last minute flights from Washington to Oslo

Late deals on round-trip flights to Oslo from Washington, departing today and this week
26 Jan - 31 Jan
$491pp
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl
26 Jan - 31 Jan
$497pp
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl
26 Jan - 4 Feb
$524pp
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl

One-way flights to Oslo from Washington

The cheapest one-way flights from Washington to Oslo
1:30 pm - 1:50 pm
TAP AIR PORTUGAL
1 Stop
18h 20m
IAD - OSL
TAP AIR PORTUGAL
4:00 pm - 11:35 am
Finnair
2 Stops
13h 35m
DCA - OSL
Finnair
$539
SmartFares
1:30 pm - 4:35 am
Multiple Airlines
2 Stops
33h 05m
IAD - TRF
Multiple Airlines
$551
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Washington</span> to <span class="emphasized">Oslo</span> flights.

Flight FAQs

From Washington to Oslo

Which airlines flying from Washington to Oslo have flexible cancellations due to COVID-19?

Some of our airline partners flying from Washington to Oslo have new flexible policies in place due to COVID-19. Icelandair, SAS, and British Airways are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Icelandair with this kind of flexibility.

Can I find flights from Washington to Oslo for under $400 on Cheapflights?

Yes, there are multiple flights from Washington to Oslo for under $400. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $371, but on average you can expect to pay $448.

Are there last-minute flights available from Washington to Oslo for under $500?

There are currently 20+ open flights from Washington to Oslo within the next 7 days for less than $500.

What are the cheapest airlines flying from Washington to Oslo round-trip?

TAP AIR PORTUGAL, at $371, was found to be the cheapest airline from Washington to Oslo.Alternate airlines to your destination round-trip include Icelandair and SAS. You may be able to fly from Washington to Oslo for 49% less than the average price by searching for these airlines.

What are the most popular routes from Washington to Oslo?

The most popular flight routes from Washington to Oslo are Washington Dulles Intl - Oslo Gardermoen, Baltimore/Washington - Oslo Gardermoen and Washington Reagan-National - Oslo Gardermoen.

What are the most popular airlines that fly from Washington to Oslo?

Before booking your flight from Washington to Oslo check out the most popular airlines for this route: American Airlines, Air France or British Airways.

What are the cheapest flights from Washington to Oslo?

On average you can expect to pay $527 for a flight from Washington to Oslo. The cheapest flight overall is $356 while the most popular route, (Washington Dulles Intl - Oslo Gardermoen) is currently priced at $510.

COVID Restrictions

View COVID Travel Restrictions for Oslo, Norway

Do I need a COVID test to fly to Oslo from Washington?

Information is based on travel restrictions from Washington to Oslo

Most visitors from Washington need to provide a negative COVID-19 test result and/or quarantine to enter Oslo.

COVID-19 testing requirements
Visitors from Washington must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Oslo.

Quarantine requirements
Visitors from Washington are not required to quarantine after entering Oslo.

Documents
Pre Registration Form - 72 hours before arrival in Norway.


Do I need a test to fly back to Washington from Oslo?

Returning to Washington from Oslo

COVID-19 testing requirements
Visitors from Oslo must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Washington.

Quarantine requirements
Visitors from Oslo are not required to quarantine after entering Washington.

Hide COVID Travel Restrictions for Oslo, Norway

Destination information for Oslo

Things to know before you go - useful duration and weather info for your trip from Washington to Oslo.
Today's exchange rate
$1 = 8.77 kr
Average temperature for January in Oslo
33.8 °F
Avg rainfall for January in Oslo
1.5 ″

Airports servicing Washington

Reagan-National (DCA)

Airports servicing Oslo

Oslo Gardermoen (OSL)
Oslo Sandefjord (TRF)

Top 8 airlines flying from Washington to Oslo

The chart below displays the airlines Cheapflights users traveling from Washington to Oslo choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Icelandair
$329 $870 No cancel fee 76%
British Airways
$340 $753 No cancel fee 70%
SAS
$347 $886 No cancel fee 77%
Delta
$350 $858 No cancel fee N/A
Lufthansa
$493 $737 No cancel fee 76%
KLM
$496 $664 No cancel fee 75%
United Airlines
$637 $1,378 No cancel fee 69%
Brussels Airlines
$708 $822 No cancel fee N/A
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