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Cheap flights from Washington, D.C. Dulles Intl Airport to Oslo from $280

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 10/6. 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
8:30 pm - 3:25 pm
IAD
-
OSL
12h 55m
1 stop
Icelandair Logo
4:30 pm - 10:15 pm
OSL
-
IAD
11h 45m
1 stop
$669Icelandair
zo, sep. 6 - za, sep. 19
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
$671Icelandair
wo, aug. 12 - wo, sep. 16
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
$674Icelandair
di, aug. 11 - di, sep. 15
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
$680Icelandair
di, aug. 11 - wo, sep. 16
Icelandair Logo
8:30 pm - 3:25 pm
IAD
-
OSL
12h 55m
1 stop
Icelandair Logo
4:30 pm - 10:15 pm
OSL
-
IAD
11h 45m
1 stop
$682Icelandair
do, sep. 3 - za, sep. 19
Icelandair Logo
8:30 pm - 3:25 pm
IAD
-
OSL
12h 55m
1 stop
Icelandair Logo
4:30 pm - 10:15 pm
OSL
-
IAD
11h 45m
1 stop
$686Icelandair
do, sep. 3 - di, sep. 8
TAP AIR PORTUGAL Logo
5:05 pm - 12:00 pm
IAD
-
OSL
12h 55m
1 stop
TAP AIR PORTUGAL Logo
6:50 pm - 3:10 pm
OSL
-
IAD
26h 20m
1 stop
$687TAP AIR PORTUGAL
za, aug. 29 - zo, sep. 13
Icelandair Logo
11:20 pm - 12:35 pm
IAD
-
OSL
31h 15m
1 stop
Icelandair Logo
4:30 pm - 7:20 pm
OSL
-
IAD
32h 50m
1 stop
$689Icelandair
vr, sep. 4 - zo, sep. 13
Brussels Airlines Logo
5:35 pm - 5:15 pm
IAD
-
OSL
17h 40m
1 stop
Brussels Airlines Logo
6:45 am - 2:20 pm
OSL
-
IAD
37h 35m
2 stops
$690Brussels Airlines
ma, aug. 24 - di, sep. 1
TAP AIR PORTUGAL Logo
10:35 pm - 12:00 pm
IAD
-
OSL
31h 25m
1 stop
TAP AIR PORTUGAL Logo
6:50 pm - 3:10 pm
OSL
-
IAD
26h 20m
1 stop
$692TAP AIR PORTUGAL
do, sep. 3 - di, sep. 8

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
Oct 10
IAD8:20 pmWashington, D.C. Dulles Intl
10h 35m
1 stop
OSL12:55 pmOslo Gardermoen
Oct 20
OSL1:20 pmOslo Gardermoen
11h 50m
1 stop
IAD7:10 pmWashington, D.C. Dulles Intl
$686
Scandinavian Airlines
Sep 14
IAD8:20 pmWashington, D.C. Dulles Intl
12h 35m
1 stop
OSL2:55 pmOslo Gardermoen
Sep 20
OSL6:00 pmOslo Gardermoen
29h 00m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
$704
Scandinavian Airlines
Nov 9
IAD8:30 pmWashington, D.C. Dulles Intl
12h 50m
1 stop
OSL3:20 pmOslo Gardermoen
Nov 19
OSL10:00 amOslo Gardermoen
15h 10m
2 stops
IAD7:10 pmWashington, D.C. Dulles Intl
$707

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
Jun 5
IAD6:30 pmWashington, D.C. Dulles Intl
23h 40m
2 stops
OSL12:10 amOslo Gardermoen
Jun 9
OSL2:05 pmOslo Gardermoen
32h 40m
1 stop
IAD4:45 pmWashington, D.C. Dulles Intl
$694
SWISS
Aug 9
IAD8:20 pmWashington, D.C. Dulles Intl
21h 50m
1 stop
OSL12:10 amOslo Gardermoen
Aug 13
OSL5:35 amOslo Gardermoen
17h 10m
1 stop
IAD4:45 pmWashington, D.C. Dulles Intl
$734

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 mei 18, 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

zo 9/6

8:30 pm-3:25 pm

1 stop12h 55m

Oslo Gardermoen

za 9/19

4:30 pm-10:15 pm

1 stop11h 45m

$669

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

wo 8/12

8:30 pm-12:35 pm

1 stop10h 05m

Oslo Gardermoen

wo 9/16

4:30 pm-7:20 pm

1 stop32h 50m

$671
Quickest round-trip

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

di 8/11

11:20 pm-3:25 pm

1 stop10h 05m

Oslo Gardermoen

di 9/15

1:50 pm-7:20 pm

1 stop11h 30m

$674

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

di 8/11

11:20 pm-3:25 pm

1 stop10h 05m

Oslo Gardermoen

wo 9/16

1:50 pm-7:20 pm

1 stop11h 30m

$680

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

do 9/3

8:30 pm-3:25 pm

1 stop12h 55m

Oslo Gardermoen

za 9/19

4:30 pm-10:15 pm

1 stop11h 45m

$682

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

do 9/3

8:30 pm-3:25 pm

1 stop12h 55m

Oslo Gardermoen

di 9/8

4:30 pm-10:15 pm

1 stop11h 45m

$686

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

za 8/29

5:05 pm-12:00 pm

1 stop12h 55m

Oslo Gardermoen

zo 9/13

6:50 pm-3:10 pm

1 stop26h 20m

$687

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

vr 9/4

11:20 pm-12:35 pm

1 stop31h 15m

Oslo Gardermoen

zo 9/13

4:30 pm-7:20 pm

1 stop32h 50m

$689

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

ma 8/24

5:35 pm-5:15 pm

1 stop17h 40m

Oslo Gardermoen

di 9/1

6:45 am-2:20 pm

2 stops37h 35m

$690

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

do 9/3

10:35 pm-12:00 pm

1 stop31h 25m

Oslo Gardermoen

di 9/8

6:50 pm-3:10 pm

1 stop26h 20m

$692

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 January. Flight prices, which tend to average around $443, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, 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 January, still average around $455.

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 $600 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 $457 on momondo.

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

As of May 2026, prices for Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flights are approximately 2% more expensive 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
Scandinavian AirlinesPriceFrom $398Free CancellationRating
7.4
1,781 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $398Free CancellationRating
7.0
656 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $401Free CancellationRating
7.2
2,252 reviews
Search TAP AIR PORTUGAL flights
KLMPriceFrom $514Free CancellationRating
7.8
1,517 reviews
Search KLM flights
United AirlinesPriceFrom $522Free CancellationRating
7.4
9,737 reviews
Search United Airlines flights
LufthansaPriceFrom $526Free CancellationRating
6.8
8,009 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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