How does KAYAK find such low prices on flights from Pennsylvania to Oslo?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Oslo.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Oslo?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Pennsylvania to Oslo?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo with an airline and back to Pennsylvania with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Oslo?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$227 CHEAP FLIGHTS from Pennsylvania to Oslo (OSL)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Pennsylvania to Oslo Gardermoen

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Pennsylvania to Oslo Gardermoen

Mon, Feb 1 - Fri, Feb 5

8:30 pm - 8:20 pmIAD Washington, D.C. Dulles Intl-OSL Oslo Gardermoen

17h 50m1 stop Kastrup Copenhagen

9:05 pm - 6:50 pmOSL Oslo Gardermoen-IAD Washington, D.C. Dulles Intl

27h 45m1 stop Kastrup Copenhagen

$516Scandinavian Airlines

Wed, Jan 13 - Mon, Jan 18

8:30 pm - 10:30 pmIAD Washington, D.C. Dulles Intl-OSL Oslo Gardermoen

20h 00m1 stop Kastrup Copenhagen

10:00 am - 5:15 pmOSL Oslo Gardermoen-IAD Washington, D.C. Dulles Intl

13h 15m1 stop Kastrup Copenhagen

$516Scandinavian Airlines

Tue, Jan 12 - Tue, Jan 19

7:35 pm - 11:35 amEWR Newark-OSL Oslo Gardermoen

10h 00m1 stop Reykjavik Keflavik Intl

1:10 pm - 6:25 pmOSL Oslo Gardermoen-EWR Newark

11h 15m1 stop Reykjavik Keflavik Intl

$521Icelandair

Wed, Jan 13 - Thu, Jan 21

7:35 pm - 11:35 amEWR Newark-OSL Oslo Gardermoen

10h 00m1 stop Reykjavik Keflavik Intl

1:10 pm - 6:25 pmOSL Oslo Gardermoen-EWR Newark

11h 15m1 stop Reykjavik Keflavik Intl

$521Icelandair

Thu, Nov 5 - Fri, Nov 13

5:40 pm - 12:10 pmEWR Newark-OSL Oslo Gardermoen

12h 30m1 stop Lisbon Humberto Delgado

1:00 pm - 10:10 pmOSL Oslo Gardermoen-EWR Newark

15h 10m1 stop Lisbon Humberto Delgado

$528TAP AIR PORTUGAL

Tue, Jan 12 - Mon, Jan 18

3:34 pm - 2:10 pmJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

16h 36m2 stops Boston Logan Intl London Heathrow

8:50 pm - 7:05 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

28h 15m1 stop Helsinki-Vantaa

$543British Airways

Tue, Jan 12 - Mon, Jan 18

11:20 pm - 2:10 pmJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

32h 50m1 stop London Heathrow

8:50 pm - 7:05 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

28h 15m1 stop Helsinki-Vantaa

$544British Airways

Tue, Oct 27 - Tue, Nov 3

10:20 am - 12:10 pmEWR Newark-OSL Oslo Gardermoen

20h 50m2 stops Montreal Pierre Elliott Trudeau Intl Zurich

1:00 pm - 8:30 pmOSL Oslo Gardermoen-EWR Newark

13h 30m1 stop Zurich

$553Multiple Airlines

Thu, Nov 5 - Wed, Nov 11

5:40 pm - 12:10 pmEWR Newark-OSL Oslo Gardermoen

12h 30m1 stop Lisbon Humberto Delgado

1:00 pm - 3:20 pmOSL Oslo Gardermoen-EWR Newark

32h 20m1 stop Lisbon Humberto Delgado

$557TAP AIR PORTUGAL

Mon, Nov 30 - Mon, Dec 7

7:40 pm - 3:35 pmIAD Washington, D.C. Dulles Intl-OSL Oslo Gardermoen

13h 55m1 stop Reykjavik Keflavik Intl

7:45 pm - 6:30 pmOSL Oslo Gardermoen-IAD Washington, D.C. Dulles Intl

28h 45m2 stops Warsaw Frederic Chopin Reykjavik Keflavik Intl

$579Multiple Airlines

Recent last minute flight deals from Pennsylvania to Oslo Gardermoen

Fri, Sep 18 - Tue, Sep 22

7:15 pm - 10:20 pmJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

21h 05m1 stop London Heathrow

11:15 am - 5:00 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

11h 45m1 stop London Heathrow

$652American Airlines

Sun, Sep 20 - Wed, Sep 30

8:20 pm - 2:55 pmIAD Washington, D.C. Dulles Intl-OSL Oslo Gardermoen

12h 35m1 stop Kastrup Copenhagen

7:20 pm - 5:00 pmOSL Oslo Gardermoen-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Kastrup Copenhagen

$654Scandinavian Airlines

Sun, Sep 20 - Thu, Oct 1

9:50 pm - 10:55 pmJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

19h 05m2 stops Frankfurt am Main Brussels Bruxelles-National

6:45 am - 1:00 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

12h 15m1 stop Brussels Bruxelles-National

$657Brussels Airlines

Sun, Sep 20 - Tue, Oct 20

5:30 pm - 12:00 pmEWR Newark-OSL Oslo Gardermoen

12h 30m1 stop Lisbon Humberto Delgado

6:50 pm - 9:00 pmOSL Oslo Gardermoen-EWR Newark

32h 10m1 stop Lisbon Humberto Delgado

$667TAP AIR PORTUGAL

Sun, Sep 20 - Tue, Oct 20

5:30 pm - 12:00 pmEWR Newark-OSL Oslo Gardermoen

12h 30m1 stop Lisbon Humberto Delgado

6:50 pm - 9:10 pmOSL Oslo Gardermoen-EWR Newark

32h 20m2 stops Lisbon Humberto Delgado Porto

$670TAP AIR PORTUGAL

Sun, Sep 20 - Wed, Sep 30

10:20 pm - 5:55 pmIAD Washington, D.C. Dulles Intl-OSL Oslo Gardermoen

13h 35m1 stop Munich Franz Josef Strauss

7:10 am - 4:05 pmOSL Oslo Gardermoen-IAD Washington, D.C. Dulles Intl

14h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main

$706Lufthansa

Sun, Sep 20 - Wed, Sep 30

10:20 pm - 6:25 pmIAD Washington, D.C. Dulles Intl-OSL Oslo Gardermoen

14h 05m2 stops Munich Franz Josef Strauss Frankfurt am Main

7:10 am - 4:05 pmOSL Oslo Gardermoen-IAD Washington, D.C. Dulles Intl

14h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main

$737Lufthansa

Sun, Sep 20 - Wed, Sep 30

8:20 pm - 2:55 pmIAD Washington, D.C. Dulles Intl-OSL Oslo Gardermoen

12h 35m1 stop Kastrup Copenhagen

4:00 pm - 5:00 pmOSL Oslo Gardermoen-IAD Washington, D.C. Dulles Intl

31h 00m1 stop Kastrup Copenhagen

$749Scandinavian Airlines

Sun, Sep 20 - Thu, Oct 1

4:30 pm - 11:45 amJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

13h 15m1 stop Paris Charles de Gaulle

6:30 am - 12:59 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

12h 29m1 stop Stockholm Arlanda

$749Delta

Sun, Sep 20 - Wed, Sep 30

6:15 pm - 4:40 pmIAD Washington, D.C. Dulles Intl-OSL Oslo Gardermoen

16h 25m1 stop Paris Charles de Gaulle

6:30 am - 5:46 pmOSL Oslo Gardermoen-IAD Washington, D.C. Dulles Intl

17h 16m2 stops Stockholm Arlanda New York John F Kennedy Intl

$805Delta

Recent direct flight deals from Pennsylvania to Oslo Gardermoen

Mon, Oct 12 - Mon, Oct 19

5:10 pm - 6:45 amJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

7h 35mnonstop

1:20 pm - 3:40 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

8h 20mnonstop

$632Scandinavian Airlines

Fri, Nov 27 - Fri, Dec 11

6:30 pm - 8:05 amEWR Newark-OSL Oslo Gardermoen

7h 35mnonstop

10:45 am - 1:25 pmOSL Oslo Gardermoen-EWR Newark

8h 40mnonstop

$642Scandinavian Airlines

Mon, Oct 12 - Mon, Oct 19

5:10 pm - 6:45 amJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

7h 35mnonstop

1:20 pm - 3:40 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

8h 20mnonstop

$650Scandinavian Airlines

Thu, Nov 5 - Sat, Nov 14

6:30 pm - 8:05 amEWR Newark-OSL Oslo Gardermoen

7h 35mnonstop

10:45 am - 1:25 pmOSL Oslo Gardermoen-EWR Newark

8h 40mnonstop

$654Scandinavian Airlines

Thu, Nov 5 - Thu, Nov 12

6:30 pm - 8:05 amEWR Newark-OSL Oslo Gardermoen

7h 35mnonstop

10:45 am - 1:25 pmOSL Oslo Gardermoen-EWR Newark

8h 40mnonstop

$1,277Delta

Thu, Nov 5 - Wed, Nov 11

6:30 pm - 8:05 amEWR Newark-OSL Oslo Gardermoen

7h 35mnonstop

10:45 am - 1:25 pmOSL Oslo Gardermoen-EWR Newark

8h 40mnonstop

$1,277Delta

Mon, Oct 12 - Mon, Oct 19

5:10 pm - 6:45 amJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

7h 35mnonstop

1:20 pm - 3:40 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

8h 20mnonstop

$1,282Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

5:10 pm - 6:45 amJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

7h 35mnonstop

1:20 pm - 3:40 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

8h 20mnonstop

$1,328Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

5:10 pm - 6:45 amJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

7h 35mnonstop

1:20 pm - 3:40 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

8h 20mnonstop

$1,368Air France

Tue, Oct 13 - Tue, Oct 20

5:10 pm - 6:45 amJFK New York John F Kennedy Intl-OSL Oslo Gardermoen

7h 35mnonstop

1:20 pm - 3:40 pmOSL Oslo Gardermoen-JFK New York John F Kennedy Intl

8h 20mnonstop

$1,462Delta

Useful Info

Low season	November
High season	July
Cheapest flight	$227

Best time to beat the crowds with an average 23% drop in price.

Most popular time to fly with an average 26% increase in price.

Flight from Washington Dulles Airport to Oslo

How does KAYAK find such low prices on flights from Pennsylvania to Oslo?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Oslo.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Oslo?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Pennsylvania to Oslo?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo with an airline and back to Pennsylvania with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Oslo?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.