HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oslo

$304+ Cheap flights from Philadelphia (PHL) to Oslo

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — OSL
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Oslo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Philadelphia to Oslo

Cheapest flights from Philadelphia to Oslo
Explore the most affordable flight options available from Philadelphia to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This oojo deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:40 pm
PHL
-
OSL
1 stop22h 40m
British Airways
Tue 4/285:45 pm
OSL
-
PHL
1 stop28h 50m
British Airways
Deal found 3/12$634
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:04 am
PHL
-
OSL
2 stops29h 11m
United Airlines
Tue 5/56:45 am
OSL
-
PHL
2 stops16h 47m
United Airlines
Deal found 3/14$639
This American Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:30 pm
PHL
-
OSL
2 stops16h 55m
American Airlines
Tue 4/287:45 am
OSL
-
PHL
1 stop13h 45m
American Airlines
Deal found 3/12$641
This Expedia deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:45 pm
PHL
-
OSL
1 stop17h 55m
British Airways
Mon 8/245:05 pm
OSL
-
PHL
1 stop29h 35m
British Airways
Deal found 3/14$642
This Finnair deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:10 pm
PHL
-
OSL
2 stops27h 40m
Finnair
Tue 4/75:20 pm
OSL
-
PHL
2 stops27h 45m
Finnair
Deal found 3/12$644
This United Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:33 am
PHL
-
OSL
2 stops24h 42m
United Airlines
Wed 5/66:35 am
OSL
-
PHL
2 stops39h 03m
United Airlines
Deal found 3/15$648
This British Airways deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:35 pm
PHL
-
OSL
1 stop18h 05m
British Airways
Fri 11/137:10 am
OSL
-
PHL
1 stop15h 05m
British Airways
Deal found 3/15$649
This United Airlines deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:55 pm
PHL
-
OSL
2 stops40h 20m
United Airlines
Tue 4/286:55 am
OSL
-
PHL
2 stops37h 21m
United Airlines
Deal found 3/16$650
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/272:55 pm
PHL
-
OSL
2 stops21h 00m
United Airlines
Mon 5/49:55 am
OSL
-
PHL
2 stops41h 38m
United Airlines
Deal found 3/12$664
This Iberia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/18:25 pm
PHL
-
OSL
2 stops16h 50m
Multiple Airlines
Tue 4/77:45 am
OSL
-
PHL
1 stop14h 50m
Multiple Airlines
Deal found 3/12$669
This Priceline deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:50 pm
PHL
-
OSL
2 stops16h 35m
Multiple Airlines
Sun 9/138:30 pm
OSL
-
PHL
2 stops25h 30m
Multiple Airlines
Deal found 3/13$673
This FlightHub deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:20 pm
PHL
-
TRF
2 stops29h 05m
Scandinavian Airlines
Sun 8/233:05 pm
TRF
-
PHL
2 stops37h 32m
Scandinavian Airlines
Deal found 3/13$1,058

Find flight deals from Philadelphia to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Oslo (OS1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 17, 2026.

Round-trip from

$634
(oojo)

One-way from

$304
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$573
From Philadelphia to Oslo
Search Deals
One-way flight from Philadelphia to Oslo
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Oslo 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, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from Philadelphia to Oslo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Tue 4/21

2:55 pm-5:15 pm

2 stops20h 20m

Oslo Gardermoen

Tue 4/28

6:55 am-12:17 pm

2 stops35h 22m

$650

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Mon 8/17

11:30 am-6:20 pm

2 stops24h 50m

Oslo Gardermoen

Mon 8/24

11:45 am-7:19 pm

2 stops37h 34m

$674

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Mon 3/30

11:08 am-4:40 pm

2 stops23h 32m

Oslo Gardermoen

Mon 4/6

6:30 am-11:00 pm

2 stops22h 30m

$698

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Wed 5/13

3:10 pm-5:15 pm

2 stops20h 05m

Oslo Gardermoen

Sun 5/24

6:25 am-11:44 pm

2 stops23h 19m

$741

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Sat 8/22

5:15 pm-5:15 pm

2 stops42h 00m

Oslo Gardermoen

Sun 8/30

6:25 am-9:21 pm

2 stops20h 56m

$741

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Wed 5/13

3:10 pm-5:15 pm

2 stops20h 05m

Oslo Gardermoen

Sat 5/23

9:55 am-6:55 pm

2 stops39h 00m

$747

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Tue 8/4

9:40 am-8:45 am

2 stops17h 05m

Oslo Gardermoen

Thu 8/20

6:30 am-10:37 pm

2 stops22h 07m

$763

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Sun 4/19

3:45 pm-4:15 pm

2 stops18h 30m

Oslo Gardermoen

Sun 4/26

4:00 pm-12:10 pm

1 stop26h 10m

$767

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Sun 5/17

3:10 pm-5:15 pm

2 stops20h 05m

Oslo Gardermoen

Sat 5/23

11:45 am-7:18 pm

2 stops37h 33m

$782

PhiladelphiaOslo

PHL - OSL

PHLOSL

Philadelphia

Tue 8/4

5:40 pm-6:05 pm

1 stop18h 25m

Oslo Gardermoen

Fri 8/14

6:25 am-9:34 pm

2 stops21h 09m

$870

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 39 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Philadelphia to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Oslo

What is the cheapest month to book a flight from Philadelphia to Oslo?

Currently, June is the cheapest month in which you can book a flight from Philadelphia to Oslo (average of $233). Flying from Philadelphia to Oslo in February is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oslo. Reviews last updated March 17, 2026.
Read through reviews of airlines operating flights from Philadelphia to Oslo, such as United Airlines,American Airlines, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,432 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,432 reviews
United Airlines
7.4
Good
9,432 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,467 reviews
United Airlines
7.4
Good
9,432 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,858 reviews
United Airlines
7.4
Good
9,432 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,799 reviews
United Airlines
7.4
Good
9,432 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Oslo?

    Most people fly from Philadelphia (PHL) if they book a flight from Philadelphia to Oslo. On average, Philadelphia has 0 outbound flights to Oslo per day from 4 airlines. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.

  • How long is the flight from Philadelphia to Oslo?

    For as low as $650, United Airlines can have you in Oslo from Philadelphia in 20h 20m. There are 3763 mi between Philadelphia and Oslo. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Philadelphia to Oslo round-trip?

    Cheapflights users have booked flights from Philadelphia to Oslo round-trip from $508. Other airlines that can offer you cheap pricing are American Airlines, from $517, and United Airlines, from $580. These flights start at 36% lower than the current average price 3 months from now.

  • Can I find deals for flights from Philadelphia to Oslo that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Oslo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Oslo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Oslo.

  • Can I find deals for business class flights from Philadelphia to Oslo?

    Yes. Cheapflights offers flight deals from Philadelphia to Oslo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Oslo?

    Currently, June is the cheapest month in which you can book a flight from Philadelphia to Oslo (average of $233). Flying from Philadelphia to Oslo in February is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Philadelphia to Oslo

Discover the top 4 airlines that operate flights from Philadelphia to Oslo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$508Average$854FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$517Average$739FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$580Average$1,032FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$654Average$890FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.