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Cheap flights from Washington, D.C. Dulles Intl Airport to Oslo from $157

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 2/8. 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
$362Icelandair
Mon, Jan 12 - Sun, Jan 25
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
$363Icelandair
Mon, Jan 12 - Sun, Jan 25
Icelandair Logo
7:40 pm - 8:35 pm
IAD
-
OSL
18h 55m1 stop
Icelandair Logo
1:10 pm - 6:30 pm
OSL
-
IAD
11h 20m1 stop
$384Icelandair
Sat, Jan 31 - Wed, Feb 4
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
$388Icelandair
Thu, Feb 5 - Sun, Feb 8
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
$392Icelandair
Thu, Jan 29 - Thu, Feb 5
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
Icelandair Logo
9:30 pm - 7:30 pm
OSL
-
IAD
27h 00m1 stop
$394Icelandair
Tue, Mar 17 - Sun, Mar 22
Icelandair Logo
7:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
Icelandair Logo
1:10 pm - 7:30 pm
OSL
-
IAD
11h 20m1 stop
$396Icelandair
Mon, Mar 2 - Mon, Mar 9
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
$407TAP 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
$417Icelandair
Sun, Jan 11 - Sat, Jan 24
Icelandair Logo
7:40 pm - 8:35 pm
IAD
-
OSL
18h 55m1 stop
Icelandair Logo
1:10 pm - 7:30 pm
OSL
-
IAD
11h 20m1 stop
$419Icelandair
Sat, Feb 28 - Thu, Mar 12

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
Feb 24
IAD5:30 pmWashington, D.C. Dulles Intl
12h 40m
1 stop
OSL12:10 pmOslo Gardermoen
Mar 5
OSL6:55 pmOslo Gardermoen
32h 05m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
$407
Find similar
TAP AIR PORTUGAL
Mar 4
IAD10:30 pmWashington, D.C. Dulles Intl
31h 40m
1 stop
OSL12:10 pmOslo Gardermoen
Mar 12
OSL6:55 pmOslo Gardermoen
32h 05m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$416
Find similar
TAP AIR PORTUGAL
Mar 4
IAD10:30 pmWashington, D.C. Dulles Intl
31h 40m
1 stop
OSL12:10 pmOslo Gardermoen
Mar 11
OSL1:00 pmOslo Gardermoen
32h 15m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl
$427
Find similar

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

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight tickets
Lufthansa
Jan 14
IAD5:40 pmWashington, D.C. Dulles Intl
18h 00m
1 stop
OSL5:40 pmOslo Gardermoen
Jan 18
OSL1:50 pmOslo Gardermoen
12h 25m
1 stop
IAD8:15 pmWashington, D.C. Dulles Intl
$467
Find similar
Lufthansa
Jan 15
IAD5:15 pmWashington, D.C. Dulles Intl
13h 45m
1 stop
OSL1:00 pmOslo Gardermoen
Jan 19
OSL6:15 amOslo Gardermoen
20h 00m
1 stop
IAD8:15 pmWashington, D.C. Dulles Intl
$477
Find similar
Lufthansa
Apr 20
IAD10:20 pmWashington, D.C. Dulles Intl
17h 50m
1 stop
OSL10:10 pmOslo Gardermoen
Apr 25
OSL9:55 amOslo Gardermoen
11h 55m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$486
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 December 16, 2025.
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

Mon 1/12

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sun 1/25

9:30 pm-6:30 pm

1 stop27h 00m

$362

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 1/12

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sun 1/25

9:30 pm-6:30 pm

1 stop27h 00m

$363

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

Wed 2/4

1:10 pm-6:30 pm

1 stop11h 20m

$384

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Thu 2/5

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sun 2/8

1:05 pm-6:30 pm

1 stop11h 25m

$388

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Thu 1/29

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Thu 2/5

1:10 pm-6:30 pm

1 stop11h 20m

$392

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 3/17

8:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sun 3/22

9:30 pm-7:30 pm

1 stop27h 00m

$394

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 3/2

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Mon 3/9

1:10 pm-7:30 pm

1 stop11h 20m

$396

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

$407

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 1/11

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sat 1/24

1:10 pm-6:30 pm

1 stop11h 20m

$417

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 2/28

7:40 pm-8:35 pm

1 stop18h 55m

Oslo Gardermoen

Thu 3/12

1:10 pm-7:30 pm

1 stop11h 20m

$419

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 April. Flight prices, which tend to average around $478, 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 $506.

What is the cheapest day to depart on your flight to Oslo Gardermoen Airport?

According to our data, Thursday is the cheapest day to fly to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport. The lowest ticket price found for a Thursday departure recently was $607. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport for around $698.

What is the cheapest time of day to depart on your flight to Oslo Gardermoen Airport?

Our most recent data shows that the best time of day to fly to Oslo Gardermoen Airport is in the morning. Flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport during this time can be as low as $526. In contrast, the most expensive time of day to depart to Oslo Gardermoen Airport is at noon when prices are around $832.

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 $594 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 $528 on momondo.

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

As of December 2025, prices for Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flights are approximately 61% 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 $389Free CancellationRating
7.0
591 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $400Free CancellationRating
7.4
1,606 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $514Free CancellationRating
7.7
1,430 reviews
Search KLM flights
United AirlinesPriceFrom $531Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
LufthansaPriceFrom $540Free CancellationRating
6.8
7,632 reviews
Search Lufthansa flights
Air FrancePriceFrom $543Free CancellationRating
7.4
1,506 reviews
Search Air France flights
British AirwaysPriceFrom $552Free CancellationRating
6.7
7,583 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

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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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