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$320+ Cheap flights from Keflavik Intl (KEF) to Philadelphia (PHL)

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — PHL
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Keflavik Intl to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Philadelphia (PHL). 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 July 30, 2025.

Round-trip from

$636
(United Airlines)

One-way from

$320
(Trip.com)
From Reykjavik Keflavik Intl to Philadelphia
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One-way flight from Reykjavik Keflavik Intl to Philadelphia
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Find flight deals from Keflavik Intl to Philadelphia

Cheapest flights from Keflavik Intl to Philadelphia
Explore the most affordable flight options available from Keflavik Intl to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 8/149:30 amKEF - PHL
1 stop9h 07mUnited Airlines
Wed 8/203:20 pmPHL - KEF
1 stop12h 50mUnited Airlines
Deal found 7/30$636
This Air Canada deal was found by Cheapflights users on 7/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/149:30 amKEF - PHL
1 stop9h 07mAir Canada
Wed 8/2010:10 amPHL - KEF
2 stops18h 00mAir Canada
Deal found 7/30$640
This Air Canada deal was found by Cheapflights users on 7/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/149:30 amKEF - PHL
2 stops16h 59mMultiple Airlines
Wed 8/201:03 pmPHL - KEF
2 stops15h 07mMultiple Airlines
Deal found 7/30$647
This Gurufare deal was found by Cheapflights users on 7/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1312:25 amKEF - PHL
1 stop20h 45mLufthansa
Wed 8/203:20 pmPHL - KEF
1 stop12h 50mLufthansa
Deal found 7/30$1,013

Cheapflights Fare Finder

 
Customize your flight search to find flights from Keflavik Intl to Philadelphia 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 July 30, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Philadelphia that are best for you.

Fly from

Keflavik Intl

Fly to

Philadelphia

Route

Depart

Return

Price

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Thu 8/14

9:30 am-2:37 pm

1 stop9h 07m

Philadelphia

Wed 8/20

3:20 pm-8:10 am

1 stop12h 50m

$636

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Thu 8/14

9:30 am-2:37 pm

1 stop9h 07m

Philadelphia

Wed 8/20

10:10 am-8:10 am

2 stops18h 00m

$640

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Thu 8/14

9:30 am-10:29 pm

2 stops16h 59m

Philadelphia

Wed 8/20

1:03 pm-8:10 am

2 stops15h 07m

$647

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Wed 8/13

12:25 am-5:10 pm

1 stop20h 45m

Philadelphia

Wed 8/20

3:20 pm-8:10 am

1 stop12h 50m

$1,013

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 8/11

3:45 pm-10:43 am

1 stop22h 58m

$320

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Sun 8/10

5:10 pm-4:55 pm

1 stop27h 45m

$718

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Sun 8/10

12:45 am-5:10 pm

2 stops20h 25m

$911

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Sat 8/23

12:25 am-5:10 pm

1 stop20h 45m

$1,098

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Fri 8/8

12:10 am-10:29 pm

2 stops26h 19m

$1,392

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Tue 8/19

1:30 am-3:50 pm

1 stop18h 20m

$2,091

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 11 results
1
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Best time to book a flight from Keflavik Intl to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Keflavik Intl 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.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated July 30, 2025.
See what other customers who have flown with Austrian Airlines, SWISS, and United Airlines from Reykjavik Keflavik Intl Airport to Philadelphia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
823 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Austrian Airlines
7.6
Good
823 reviews
Austrian Airlines
7.6
Good
823 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
SWISS
7.5
Good
1,686 reviews
Austrian Airlines
7.6
Good
823 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
United Airlines
7.4
Good
8,896 reviews
Austrian Airlines
7.6
Good
823 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Air Canada
7.1
Good
9,837 reviews
Austrian Airlines
7.6
Good
823 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Icelandair
7.0
Good
519 reviews
Austrian Airlines
7.6
Good
823 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to Philadelphia. 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 into for flights to Philadelphia from Reykjavik Keflavik Intl?

    Philadelphia (PHL) is the airport you will fly into if you book a flight from Reykjavik Keflavik Intl to Philadelphia. You should not have trouble finding flights to Philadelphia from Reykjavik Keflavik Intl; the airport handles an average of 0 inbound flights from Reykjavik Keflavik Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Philadelphia airport from Reykjavik Keflavik Intl. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

  • What are the cheapest airlines to fly from Reykjavik Keflavik Intl Airport to Philadelphia one-way?

    The cheapest airlines for a one-way flight from Reykjavik Keflavik Intl Airport to Philadelphia are Icelandair ($718), SWISS ($911), and Lufthansa ($1,098).

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

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

  • How can I find direct flights from Keflavik Intl to Philadelphia?

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

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

    Yes. Cheapflights offers flight deals from Keflavik Intl to Philadelphia 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 Reykjavik Keflavik Intl Airport to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Philadelphia (average of $236). Flying from Reykjavik Keflavik Intl Airport to Philadelphia in March is currently the most expensive (average of $295). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Vineland
Wildwood
King of Prussia
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Chester
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Reading
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Dewey Beach
Dover
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