Cheap flights from Washington, D.C. to Oslo from $159

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Oslo departing on 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
8:30 pm - 12:35 pm
IAD
-
OSL
10h 05m
1 stop
Icelandair Logo
4:30 pm - 7:20 pm
OSL
-
IAD
32h 50m
1 stop
$361Icelandair
Thu, Apr 2 - Sat, Apr 18
Icelandair Logo
8:30 pm - 12:35 pm
IAD
-
OSL
10h 05m
1 stop
Icelandair Logo
4:30 pm - 7:20 pm
OSL
-
IAD
32h 50m
1 stop
$382Icelandair
Wed, Apr 22 - Thu, Apr 30
Icelandair Logo
8:30 pm - 12:35 pm
BWI
-
OSL
10h 05m
1 stop
Icelandair Logo
4:30 pm - 7:25 pm
OSL
-
BWI
32h 55m
1 stop
$383Icelandair
Wed, Apr 22 - Thu, Apr 30
Scandinavian Airlines Logo
11:00 am - 6:45 am
DCA
-
OSL
13h 45m
1 stop
Scandinavian Airlines Logo
1:20 pm - 10:41 pm
OSL
-
DCA
15h 21m
1 stop
$507Scandinavian Airlines
Wed, Apr 22 - Thu, Apr 30
American Airlines Logo
1:25 pm - 10:55 am
DCA
-
OSL
15h 30m
2 stops
American Airlines Logo
12:50 pm - 10:29 pm
OSL
-
DCA
15h 39m
2 stops
$521American Airlines
Thu, Apr 30 - Wed, May 6
Delta Logo
5:00 pm - 4:20 pm
DCA
-
OSL
17h 20m
2 stops
Delta Logo
9:25 am - 9:34 pm
OSL
-
DCA
18h 09m
2 stops
$530Delta
Mon, Mar 2 - Fri, Mar 6
United Airlines Logo
8:20 am - 5:15 pm
DCA
-
OSL
26h 55m
2 stops
United Airlines Logo
9:55 am - 6:03 pm
OSL
-
DCA
38h 08m
2 stops
$531United Airlines
Sun, Mar 29 - Thu, Apr 2
American Airlines Logo
1:30 pm - 10:35 am
DCA
-
OSL
15h 05m
2 stops
American Airlines Logo
7:10 am - 5:41 pm
OSL
-
DCA
16h 31m
2 stops
$532American Airlines
Sun, Mar 1 - Fri, Mar 6
Delta Logo
12:16 pm - 11:05 am
DCA
-
OSL
16h 49m
2 stops
Delta Logo
6:30 am - 5:49 pm
OSL
-
DCA
17h 19m
2 stops
$534Delta
Tue, Mar 31 - Mon, Apr 6
Scandinavian Airlines Logo
8:20 pm - 12:25 am
IAD
-
TRF
22h 05m
1 stop
Scandinavian Airlines Logo
6:00 am - 5:00 pm
TRF
-
IAD
17h 00m
1 stop
$540Scandinavian Airlines
Mon, Apr 20 - Mon, Apr 27

KLM flights from Washington, D.C. to Oslo

Our best KLM deals on Washington, D.C. to Oslo flight tickets
KLM
Apr 2
IAD5:40 pmWashington, D.C. Dulles Intl
16h 40m
1 stop
OSL4:20 pmOslo Gardermoen
Apr 8
OSL6:30 amOslo Gardermoen
15h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$520
KLM
Feb 26
IAD6:05 pmWashington, D.C. Dulles Intl
20h 55m
1 stop
OSL9:00 pmOslo Gardermoen
Mar 2
OSL9:25 amOslo Gardermoen
12h 40m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$522
KLM
Feb 28
IAD6:05 pmWashington, D.C. Dulles Intl
32h 35m
1 stop
OSL8:40 amOslo Gardermoen
Mar 2
OSL12:40 pmOslo Gardermoen
33h 25m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$636

British Airways flights from Washington, D.C. to Oslo

Our best British Airways deals on Washington, D.C. to Oslo flight tickets
British Airways
Aug 10
IAD10:25 pmWashington, D.C. Dulles Intl
19h 00m
1 stop
OSL11:25 pmOslo Gardermoen
Aug 19
OSL7:45 amOslo Gardermoen
18h 35m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$514
British Airways
Apr 9
BWI9:30 pmBaltimore/Washington
20h 20m
1 stop
OSL11:50 pmOslo Gardermoen
Apr 13
OSL5:05 pmOslo Gardermoen
32h 35m
1 stop
BWI7:40 pmBaltimore/Washington
$567
British Airways
Mar 24
BWI9:35 pmBaltimore/Washington
11h 35m
1 stop
OSL2:10 pmOslo Gardermoen
Mar 31
OSL5:45 pmOslo Gardermoen
31h 55m
1 stop
BWI7:40 pmBaltimore/Washington
$568

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Oslo 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, momondo users made 832,500 searches. Data last updated February 24, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Oslo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Thu 4/2

8:30 pm-12:35 pm

1 stop10h 05m

Oslo Gardermoen

Sat 4/18

4:30 pm-7:20 pm

1 stop32h 50m

$361

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 4/22

8:30 pm-12:35 pm

1 stop10h 05m

Oslo Gardermoen

Thu 4/30

4:30 pm-7:20 pm

1 stop32h 50m

$382

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Wed 4/22

8:30 pm-12:35 pm

1 stop10h 05m

Oslo Gardermoen

Thu 4/30

4:30 pm-7:25 pm

1 stop32h 55m

$383

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 4/22

11:00 am-6:45 am

1 stop13h 45m

Oslo Gardermoen

Thu 4/30

1:20 pm-10:41 pm

1 stop15h 21m

$507

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Thu 4/30

1:25 pm-10:55 am

2 stops15h 30m

Oslo Gardermoen

Wed 5/6

12:50 pm-10:29 pm

2 stops15h 39m

$521

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 3/2

5:00 pm-4:20 pm

2 stops17h 20m

Oslo Gardermoen

Fri 3/6

9:25 am-9:34 pm

2 stops18h 09m

$530

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sun 3/29

8:20 am-5:15 pm

2 stops26h 55m

Oslo Gardermoen

Thu 4/2

9:55 am-6:03 pm

2 stops38h 08m

$531

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sun 3/1

1:30 pm-10:35 am

2 stops15h 05m

Oslo Gardermoen

Fri 3/6

7:10 am-5:41 pm

2 stops16h 31m

$532

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 3/31

12:16 pm-11:05 am

2 stops16h 49m

Oslo Gardermoen

Mon 4/6

6:30 am-5:49 pm

2 stops17h 19m

$534

Washington, D.C.Oslo

IAD - TRF

IADTRF

Washington, D.C. Dulles Intl

Mon 4/20

8:20 pm-12:25 am

1 stop22h 05m

Oslo Sandefjord

Mon 4/27

6:00 am-5:00 pm

1 stop17h 00m

$540

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Oslo from

How to get the cheapest flight ticket from Washington, D.C. to Oslo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. and Oslo?

What is the cheapest month to fly to Oslo?

The month of February is, on average, the cheapest month to fly to Oslo from Washington, D.C., with most prices found around $463. If you’re not able to fly to Oslo in February, then January is your next best option. Flight prices from Washington, D.C. to Oslo during January average around $491.

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

You are more likely to see cheaper flights to Oslo from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo for around $570 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo from Washington, D.C. for as low as $520 on momondo.

Cheap Washington, D.C. to Oslo flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Oslo

Fastest flight time

10h 05m

Direct flights

None
The fastest flight from Washington, D.C. to Oslo takes 10h 05m
There are no direct flights from Washington, D.C. to Oslo. There are no popular flight routes from Washington, D.C. to Oslo.
  • How far is Washington, D.C. to Oslo by plane?

    There are 3869.9 mi between Washington, D.C. and Oslo. A reasonable flight in good conditions will take 10h 05m.

  • When did momondo last update prices for flights from Washington, D.C. to Oslo?

    Prices for flights from Washington, D.C. to Oslo were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Oslo?

  • How old do you have to be to fly from Washington, D.C. to Oslo?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Oslo.

  • What documentation or ID do you need to fly to Oslo?

    The travel and health documents required for your trip to Oslo can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Washington, D.C. to Oslo

Compare and see reviews for airlines that fly from Washington, D.C. to Oslo with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $395Free CancellationRating
7.1
617 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $400Free CancellationRating
7.3
1,699 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $512Free CancellationRating
6.7
7,762 reviews
Search British Airways flights
KLMPriceFrom $514Free CancellationRating
7.7
1,460 reviews
Search KLM flights
United AirlinesPriceFrom $522Free CancellationRating
7.4
9,346 reviews
Search United Airlines flights
LufthansaPriceFrom $529Free CancellationRating
6.8
7,809 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Oslo?

It is quick and easy to find Washington, D.C. to Oslo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Oslo that suits you.

Can I find flights from Washington, D.C. to Oslo with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Oslo on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Oslo?

Once all potential Washington, D.C. to Oslo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Oslo right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Oslo, momondo offers a useful price alert feature which will track prices for flights to Oslo from Washington, D.C. and alert you when they change.

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1 adult
Thu 3/26
Thu 4/2

Find better results for your trip to Norway

Fly into one of these airports located in Oslo

Airports listed have a maximum distance of 53.1 mi from Oslo