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Cheap flights from Washington, D.C. Dulles Intl Airport to Oslo from $169

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 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Icelandair Logo
7:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m1 stop
$364Icelandair
Sun, Jan 18 - Sun, Feb 1
TAP AIR PORTUGAL Logo
5:30 pm - 12:10 pm
IAD
-
OSL
12h 40m1 stop
TAP AIR PORTUGAL Logo
6:55 pm - 9:00 pm
OSL
-
IAD
32h 05m1 stop
$392TAP AIR PORTUGAL
Tue, Feb 24 - Thu, Mar 5
Icelandair Logo
7:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
Icelandair Logo
1:10 pm - 6:30 pm
OSL
-
IAD
11h 20m1 stop
$393Icelandair
Fri, Jan 23 - Mon, Jan 26
Icelandair Logo
7:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
Icelandair Logo
1:10 pm - 6:30 pm
OSL
-
IAD
11h 20m1 stop
$394Icelandair
Mon, Feb 2 - Mon, Feb 9
Icelandair Logo
7:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
Icelandair Logo
1:05 pm - 6:30 pm
OSL
-
IAD
11h 25m1 stop
$399Icelandair
Sun, Feb 1 - Sun, Feb 8
TAP AIR PORTUGAL Logo
10:35 pm - 5:50 pm
IAD
-
OSL
13h 15m1 stop
TAP AIR PORTUGAL Logo
12:50 pm - 8:35 pm
OSL
-
IAD
13h 45m1 stop
$404TAP AIR PORTUGAL
Mon, Apr 13 - Mon, Apr 20
TAP AIR PORTUGAL Logo
10:30 pm - 5:55 pm
IAD
-
OSL
13h 25m1 stop
TAP AIR PORTUGAL Logo
6:45 pm - 9:00 pm
OSL
-
IAD
32h 15m1 stop
$411TAP AIR PORTUGAL
Sun, Feb 1 - Sat, Feb 7
Icelandair Logo
7:40 pm - 8:35 pm
IAD
-
OSL
18h 55m1 stop
Icelandair Logo
1:05 pm - 6:30 pm
OSL
-
IAD
11h 25m1 stop
$429Icelandair
Sat, Jan 31 - Sun, Feb 8
Scandinavian Airlines Logo
8:20 pm - 8:15 pm
IAD
-
OSL
17h 55m1 stop
Scandinavian Airlines Logo
9:00 am - 4:50 pm
OSL
-
IAD
13h 50m1 stop
$445Scandinavian Airlines
Wed, Apr 22 - Thu, Apr 30
TAP AIR PORTUGAL Logo
5:30 pm - 12:10 pm
IAD
-
OSL
12h 40m1 stop
TAP AIR PORTUGAL Logo
6:45 pm - 10:00 pm
OSL
-
IAD
32h 15m1 stop
$450TAP AIR PORTUGAL
Sat, Mar 7 - Sat, Mar 14

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

Our best SWISS deals on Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight tickets
SWISS
Jan 18
IAD8:30 pmWashington, D.C. Dulles Intl
33h 40m
1 stop
OSL12:10 pmOslo Gardermoen
Feb 1
OSL1:00 pmOslo Gardermoen
32h 30m
1 stop
IAD3:30 pmWashington, D.C. Dulles Intl
$503
Find similar
SWISS
Jan 1
IAD8:30 pmWashington, D.C. Dulles Intl
33h 40m
1 stop
OSL12:10 pmOslo Gardermoen
Jan 8
OSL1:00 pmOslo Gardermoen
55h 00m
2 stops
IAD2:00 pmWashington, D.C. Dulles Intl
$507
Find similar
SWISS
Jan 1
IAD8:30 pmWashington, D.C. Dulles Intl
33h 40m
1 stop
OSL12:10 pmOslo Gardermoen
Jan 4
OSL1:00 pmOslo Gardermoen
55h 00m
2 stops
IAD2:00 pmWashington, D.C. Dulles Intl
$1,161
Find similar

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight tickets
United Airlines
Apr 1
IAD5:10 pmWashington, D.C. Dulles Intl
22h 55m
2 stops
OSL10:05 pmOslo Gardermoen
Apr 6
OSL6:45 amOslo Gardermoen
18h 55m
2 stops
IAD7:40 pmWashington, D.C. Dulles Intl
$521
Find similar
United Airlines
Jan 14
IAD5:40 pmWashington, D.C. Dulles Intl
18h 00m
1 stop
OSL5:40 pmOslo Gardermoen
Jan 19
OSL11:50 amOslo Gardermoen
33h 45m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$525
Find similar
United Airlines
Jan 14
IAD5:45 pmWashington, D.C. Dulles Intl
17h 25m
1 stop
OSL5:10 pmOslo Gardermoen
Jan 19
OSL11:50 amOslo Gardermoen
33h 45m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$526
Find similar

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 January 1, 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

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 1/18

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sun 2/1

9:30 pm-6:30 pm

1 stop27h 00m

$364

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 2/24

5:30 pm-12:10 pm

1 stop12h 40m

Oslo Gardermoen

Thu 3/5

6:55 pm-9:00 pm

1 stop32h 05m

$392

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Fri 1/23

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Mon 1/26

1:10 pm-6:30 pm

1 stop11h 20m

$393

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 2/2

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Mon 2/9

1:10 pm-6:30 pm

1 stop11h 20m

$394

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 2/1

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sun 2/8

1:05 pm-6:30 pm

1 stop11h 25m

$399

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 4/13

10:35 pm-5:50 pm

1 stop13h 15m

Oslo Gardermoen

Mon 4/20

12:50 pm-8:35 pm

1 stop13h 45m

$404

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 2/1

10:30 pm-5:55 pm

1 stop13h 25m

Oslo Gardermoen

Sat 2/7

6:45 pm-9:00 pm

1 stop32h 15m

$411

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 1/31

7:40 pm-8:35 pm

1 stop18h 55m

Oslo Gardermoen

Sun 2/8

1:05 pm-6:30 pm

1 stop11h 25m

$429

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 4/22

8:20 pm-8:15 pm

1 stop17h 55m

Oslo Gardermoen

Thu 4/30

9:00 am-4:50 pm

1 stop13h 50m

$445

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 3/7

5:30 pm-12:10 pm

1 stop12h 40m

Oslo Gardermoen

Sat 3/14

6:45 pm-10:00 pm

1 stop32h 15m

$450

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. 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 February. 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 February, then book flights to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport during April instead. Flights to Oslo Gardermoen Airport in April, while not as cheap as those in February, still average around $478.

How far in advance should I book a flight 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 $584 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 $492 on momondo.

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

As of January 2026, prices for Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flights are approximately 45% 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

  • 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 $388Free CancellationRating
7.1
593 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $400Free CancellationRating
7.4
1,627 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $513Free CancellationRating
7.7
1,435 reviews
Search KLM flights
United AirlinesPriceFrom $531Free CancellationRating
7.4
9,126 reviews
Search United Airlines flights
LufthansaPriceFrom $541Free CancellationRating
6.8
7,675 reviews
Search Lufthansa flights
Air FrancePriceFrom $543Free CancellationRating
7.4
1,514 reviews
Search Air France flights
British AirwaysPriceFrom $552Free CancellationRating
6.7
7,632 reviews
Search British Airways 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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