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Cheap flights from Washington, D.C. Reagan-National Airport to Oslo from $340

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. Reagan-National Airport to Oslo departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
11:00 am - 6:45 am
DCA
-
OSL
13h 45m
1 stop
Scandinavian Airlines Logo
9:00 am - 11:26 pm
OSL
-
DCA
20h 26m
2 stops
$651Scandinavian Airlines
Tue, Sep 8 - Tue, Sep 15
Scandinavian Airlines Logo
6:05 am - 6:45 am
DCA
-
OSL
18h 40m
1 stop
Scandinavian Airlines Logo
11:00 am - 11:26 pm
OSL
-
DCA
18h 26m
2 stops
$654Scandinavian Airlines
Mon, Sep 7 - Mon, Sep 14
Scandinavian Airlines Logo
11:00 am - 11:05 am
DCA
-
OSL
18h 05m
2 stops
Scandinavian Airlines Logo
11:00 am - 11:26 pm
OSL
-
DCA
18h 26m
2 stops
$665Scandinavian Airlines
Tue, Aug 18 - Wed, Sep 2
Scandinavian Airlines Logo
6:05 am - 6:45 am
DCA
-
OSL
18h 40m
1 stop
Scandinavian Airlines Logo
1:20 pm - 11:12 pm
OSL
-
DCA
15h 52m
1 stop
$666Scandinavian Airlines
Tue, Sep 8 - Tue, Sep 15
Scandinavian Airlines Logo
6:09 am - 6:45 am
DCA
-
OSL
18h 36m
1 stop
Scandinavian Airlines Logo
1:20 pm - 11:24 pm
OSL
-
DCA
16h 04m
1 stop
$674Scandinavian Airlines
Mon, May 18 - Tue, May 26
Icelandair Logo
4:59 pm - 12:35 pm
DCA
-
OSL
13h 36m
2 stops
Icelandair Logo
1:50 pm - 7:59 am
OSL
-
DCA
24h 09m
2 stops
$675Icelandair
Tue, May 5 - Tue, May 12
Scandinavian Airlines Logo
11:00 am - 12:55 pm
DCA
-
OSL
19h 55m
2 stops
Scandinavian Airlines Logo
1:20 pm - 11:12 pm
OSL
-
DCA
15h 52m
1 stop
$679Scandinavian Airlines
Tue, Aug 18 - Wed, Sep 2
Scandinavian Airlines Logo
11:00 am - 6:45 am
DCA
-
OSL
13h 45m
1 stop
Scandinavian Airlines Logo
1:20 pm - 11:12 pm
OSL
-
DCA
15h 52m
1 stop
$681Scandinavian Airlines
Mon, Aug 24 - Mon, Sep 14
Scandinavian Airlines Logo
11:00 am - 6:45 am
DCA
-
OSL
13h 45m
1 stop
Scandinavian Airlines Logo
9:00 am - 11:26 pm
OSL
-
DCA
20h 26m
2 stops
$682Scandinavian Airlines
Mon, Aug 24 - Mon, Sep 14
Scandinavian Airlines Logo
11:00 am - 6:45 am
DCA
-
OSL
13h 45m
1 stop
Scandinavian Airlines Logo
8:00 am - 11:12 pm
OSL
-
DCA
21h 12m
2 stops
$690Scandinavian Airlines
Mon, Aug 3 - Wed, Aug 19

Scandinavian Airlines flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport

Our best Scandinavian Airlines deals on Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport flight tickets
Scandinavian Airlines
Sep 8
DCA11:00 amWashington, D.C. Reagan-National
13h 45m
1 stop
OSL6:45 amOslo Gardermoen
Sep 15
OSL9:00 amOslo Gardermoen
20h 26m
2 stops
DCA11:26 pmWashington, D.C. Reagan-National
$651
Scandinavian Airlines
Sep 7
DCA6:05 amWashington, D.C. Reagan-National
18h 40m
1 stop
OSL6:45 amOslo Gardermoen
Sep 14
OSL11:00 amOslo Gardermoen
18h 26m
2 stops
DCA11:26 pmWashington, D.C. Reagan-National
$654
Scandinavian Airlines
Aug 18
DCA11:00 amWashington, D.C. Reagan-National
18h 05m
2 stops
OSL11:05 amOslo Gardermoen
Sep 2
OSL11:00 amOslo Gardermoen
18h 26m
2 stops
DCA11:26 pmWashington, D.C. Reagan-National
$665

Delta flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport

Our best Delta deals on Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport flight tickets
Delta
Aug 10
DCA3:30 pmWashington, D.C. Reagan-National
14h 20m
2 stops
OSL11:50 amOslo Gardermoen
Aug 19
OSL1:15 pmOslo Gardermoen
15h 57m
2 stops
DCA11:12 pmWashington, D.C. Reagan-National
$732
Delta
May 7
DCA5:00 pmWashington, D.C. Reagan-National
17h 40m
2 stops
OSL4:40 pmOslo Gardermoen
May 12
OSL1:15 pmOslo Gardermoen
16h 09m
2 stops
DCA11:24 pmWashington, D.C. Reagan-National
$733
Delta
May 3
DCA10:05 amWashington, D.C. Reagan-National
16h 40m
2 stops
OSL8:45 amOslo Gardermoen
May 12
OSL1:15 pmOslo Gardermoen
16h 09m
2 stops
DCA11:24 pmWashington, D.C. Reagan-National
$737

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport 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 April 7, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 9/8

11:00 am-6:45 am

1 stop13h 45m

Oslo Gardermoen

Tue 9/15

9:00 am-11:26 pm

2 stops20h 26m

$651

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 9/7

6:05 am-6:45 am

1 stop18h 40m

Oslo Gardermoen

Mon 9/14

11:00 am-11:26 pm

2 stops18h 26m

$654

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 8/18

11:00 am-11:05 am

2 stops18h 05m

Oslo Gardermoen

Wed 9/2

11:00 am-11:26 pm

2 stops18h 26m

$665

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 9/8

6:05 am-6:45 am

1 stop18h 40m

Oslo Gardermoen

Tue 9/15

1:20 pm-11:12 pm

1 stop15h 52m

$666

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 5/18

6:09 am-6:45 am

1 stop18h 36m

Oslo Gardermoen

Tue 5/26

1:20 pm-11:24 pm

1 stop16h 04m

$674

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 5/5

4:59 pm-12:35 pm

2 stops13h 36m

Oslo Gardermoen

Tue 5/12

1:50 pm-7:59 am

2 stops24h 09m

$675

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 8/18

11:00 am-12:55 pm

2 stops19h 55m

Oslo Gardermoen

Wed 9/2

1:20 pm-11:12 pm

1 stop15h 52m

$679
Quickest round-trip

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 8/24

11:00 am-6:45 am

1 stop13h 45m

Oslo Gardermoen

Mon 9/14

1:20 pm-11:12 pm

1 stop15h 52m

$681

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 8/24

11:00 am-6:45 am

1 stop13h 45m

Oslo Gardermoen

Mon 9/14

9:00 am-11:26 pm

2 stops20h 26m

$682

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 8/3

11:00 am-6:45 am

1 stop13h 45m

Oslo Gardermoen

Wed 8/19

8:00 am-11:12 pm

2 stops21h 12m

$690

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. Reagan-National Airport to Oslo Gardermoen Airport

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

Can stopping save me money on Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport flights?

You could potentially save up to 38% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport flight.

When to book flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport (DCA to OSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport

Fastest flight time

13h 45m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport takes 13h 45m
There are no direct flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport

  • How far is Washington, D.C. Reagan-National to Oslo Gardermoen by plane?

    Oslo Gardermoen is 3877.4 mi away from Washington, D.C. Reagan-National. Flights usually cover this in 13h 45m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport.

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

    The travel and health documents required for your trip to Oslo Gardermoen Airport 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 Gardermoen Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Gardermoen
Fredrikstad
Lillehammer
Drammen

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Oslo for you.

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

Flights from Washington, D.C. to Oslo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Oslo.

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

Yes momondo offers price alerts on flights to Oslo from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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