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Cheap flights from Washington, D.C. Dulles Intl Airport to Oslo from $223

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. Dulles Intl Airport to Oslo departing on 10/31. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
8:20 pm - 2:45 pm
IAD
-
OSL
12h 25m
1 stop
Scandinavian Airlines Logo
11:55 am - 5:00 pm
OSL
-
IAD
11h 05m
1 stop
$646Scandinavian Airlines
Fri, Aug 7 - Fri, Aug 21
Icelandair Logo
11:20 pm - 3:25 pm
IAD
-
OSL
10h 05m
1 stop
Icelandair Logo
1:50 pm - 7:20 pm
OSL
-
IAD
11h 30m
1 stop
$647Icelandair
Tue, Aug 18 - Wed, Aug 26
TAP AIR PORTUGAL Logo
5:40 pm - 5:50 pm
IAD
-
OSL
18h 10m
1 stop
TAP AIR PORTUGAL Logo
6:50 pm - 3:10 pm
OSL
-
IAD
26h 20m
1 stop
$648TAP AIR PORTUGAL
Mon, Sep 7 - Sun, Sep 13
Scandinavian Airlines Logo
8:20 pm - 2:05 pm
IAD
-
OSL
11h 45m
1 stop
Scandinavian Airlines Logo
9:00 pm - 5:00 pm
OSL
-
IAD
26h 00m
1 stop
$651Scandinavian Airlines
Wed, Aug 5 - Tue, Aug 11
Scandinavian Airlines Logo
8:20 pm - 8:15 pm
IAD
-
OSL
17h 55m
1 stop
Scandinavian Airlines Logo
9:55 am - 5:00 pm
OSL
-
IAD
13h 05m
1 stop
$652Scandinavian Airlines
Sun, Aug 9 - Thu, Aug 13
Scandinavian Airlines Logo
8:20 pm - 4:20 pm
IAD
-
OSL
14h 00m
2 stops
Scandinavian Airlines Logo
9:10 pm - 5:00 pm
OSL
-
IAD
25h 50m
2 stops
$653Scandinavian Airlines
Mon, Aug 31 - Tue, Sep 1
Scandinavian Airlines Logo
8:20 pm - 2:45 pm
IAD
-
OSL
12h 25m
1 stop
Scandinavian Airlines Logo
11:55 am - 5:00 pm
OSL
-
IAD
11h 05m
1 stop
$654Scandinavian Airlines
Fri, Aug 7 - Wed, Aug 12
Scandinavian Airlines Logo
8:20 pm - 8:10 am
IAD
-
OSL
29h 50m
1 stop
Scandinavian Airlines Logo
8:00 am - 5:00 pm
OSL
-
IAD
15h 00m
1 stop
$655Scandinavian Airlines
Sun, Aug 2 - Mon, Aug 10
Scandinavian Airlines Logo
12:25 pm - 6:45 am
IAD
-
OSL
12h 20m
1 stop
Scandinavian Airlines Logo
9:00 pm - 11:50 am
OSL
-
IAD
44h 50m
2 stops
$656Scandinavian Airlines
Tue, Sep 29 - Tue, Oct 20
Scandinavian Airlines Logo
8:20 pm - 11:05 am
IAD
-
OSL
32h 45m
1 stop
Scandinavian Airlines Logo
1:20 pm - 11:45 am
OSL
-
IAD
28h 25m
1 stop
$657Scandinavian Airlines
Thu, Sep 3 - Wed, Sep 9

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TAP AIR PORTUGAL flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport

Our best TAP AIR PORTUGAL deals on Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight tickets
TAP AIR PORTUGAL
Sep 7
IAD5:40 pmWashington, D.C. Dulles Intl
18h 10m
1 stop
OSL5:50 pmOslo Gardermoen
Sep 13
OSL6:50 pmOslo Gardermoen
26h 20m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
$648
TAP AIR PORTUGAL
Aug 31
IAD10:35 pmWashington, D.C. Dulles Intl
13h 15m
1 stop
OSL5:50 pmOslo Gardermoen
Dec 19
OSL6:45 pmOslo Gardermoen
31h 50m
1 stop
IAD8:35 pmWashington, D.C. Dulles Intl
$689
TAP AIR PORTUGAL
Oct 9
IAD5:05 pmWashington, D.C. Dulles Intl
12h 55m
1 stop
OSL12:00 pmOslo Gardermoen
Oct 13
OSL6:50 pmOslo Gardermoen
26h 20m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
$696

Scandinavian Airlines flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport

Our best Scandinavian Airlines deals on Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight tickets
Scandinavian Airlines
Aug 7
IAD8:20 pmWashington, D.C. Dulles Intl
12h 25m
1 stop
OSL2:45 pmOslo Gardermoen
Aug 21
OSL11:55 amOslo Gardermoen
11h 05m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
$646
Scandinavian Airlines
Aug 5
IAD8:20 pmWashington, D.C. Dulles Intl
11h 45m
1 stop
OSL2:05 pmOslo Gardermoen
Aug 11
OSL9:00 pmOslo Gardermoen
26h 00m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
$651
Scandinavian Airlines
Aug 9
IAD8:20 pmWashington, D.C. Dulles Intl
17h 55m
1 stop
OSL8:15 pmOslo Gardermoen
Aug 13
OSL9:55 amOslo Gardermoen
13h 05m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
$652

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl 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 July 17, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl 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

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Fri 8/7

8:20 pm-2:45 pm

1 stop12h 25m

Oslo Gardermoen

Fri 8/21

11:55 am-5:00 pm

1 stop11h 05m

$646
Quickest round-trip

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 8/18

11:20 pm-3:25 pm

1 stop10h 05m

Oslo Gardermoen

Wed 8/26

1:50 pm-7:20 pm

1 stop11h 30m

$647

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 9/7

5:40 pm-5:50 pm

1 stop18h 10m

Oslo Gardermoen

Sun 9/13

6:50 pm-3:10 pm

1 stop26h 20m

$648

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 8/5

8:20 pm-2:05 pm

1 stop11h 45m

Oslo Gardermoen

Tue 8/11

9:00 pm-5:00 pm

1 stop26h 00m

$651

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 8/9

8:20 pm-8:15 pm

1 stop17h 55m

Oslo Gardermoen

Thu 8/13

9:55 am-5:00 pm

1 stop13h 05m

$652

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 8/31

8:20 pm-4:20 pm

2 stops14h 00m

Oslo Gardermoen

Tue 9/1

9:10 pm-5:00 pm

2 stops25h 50m

$653

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Fri 8/7

8:20 pm-2:45 pm

1 stop12h 25m

Oslo Gardermoen

Wed 8/12

11:55 am-5:00 pm

1 stop11h 05m

$654

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 8/2

8:20 pm-8:10 am

1 stop29h 50m

Oslo Gardermoen

Mon 8/10

8:00 am-5:00 pm

1 stop15h 00m

$655

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 9/29

12:25 pm-6:45 am

1 stop12h 20m

Oslo Gardermoen

Tue 10/20

9:00 pm-11:50 am

2 stops44h 50m

$656

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Thu 9/3

8:20 pm-11:05 am

1 stop32h 45m

Oslo Gardermoen

Wed 9/9

1:20 pm-11:45 am

1 stop28h 25m

$657

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Oslo from

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

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

What is the cheapest month to fly to Oslo Gardermoen Airport?

The cheapest month to fly to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport is in April. Flight prices, which tend to average around $455, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport during January instead. Flights to Oslo Gardermoen Airport in January, while not as cheap as those in April, still average around $468.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport?

You are more likely to see cheaper flights to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo Gardermoen Airport for around $620 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport for as low as $478 on momondo.

How have Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight prices changed over time?

As of July 2026, prices for Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Oslo Gardermoen Airport (IAD to OSL) flight deals and tips

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

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport takes 9h 55m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport

  • How far is Washington, D.C. Dulles Intl to Oslo Gardermoen by plane?

    Oslo Gardermoen is 3885.3 mi away from Washington, D.C. Dulles Intl. Typically, this will take 9h 55m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl 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.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $399Free CancellationRating
7.0
710 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $401Free CancellationRating
7.2
2,338 reviews
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesPriceFrom $430Free CancellationRating
7.4
1,885 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $514Free CancellationRating
7.8
1,541 reviews
Search KLM flights
United AirlinesPriceFrom $522Free CancellationRating
7.4
10,008 reviews
Search United Airlines flights
LufthansaPriceFrom $529Free CancellationRating
6.8
8,143 reviews
Search Lufthansa flights

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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oslo from Washington, D.C..

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

momondo does allow users to show only those flights to Oslo from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Washington, D.C. to Oslo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Oslo from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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