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$410+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — PHL
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
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Cheap 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 May 5, 2026.

This United Airlines deal was found by Cheapflights users on 5/5. 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 6/112:00 pm
KEF
-
PHL
2 stops15h 44m
United Airlines
Wed 6/108:05 am
PHL
-
KEF
1 stop20h 45m
United Airlines
Deal found 5/5$762
This Priceline deal was found by Cheapflights users on 5/3. 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.
Wed 6/179:15 am
KEF
-
PHL
1 stop16h 18m
Air Canada
Wed 6/2410:05 am
PHL
-
KEF
1 stop17h 50m
Air Canada
Deal found 5/3$763
This United Airlines deal was found by Cheapflights users on 5/3. 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 6/1812:00 pm
KEF
-
PHL
1 stop16h 59m
United Airlines
Thu 6/258:05 am
PHL
-
KEF
1 stop20h 45m
United Airlines
Deal found 5/3$766
This United Airlines deal was found by Cheapflights users on 5/4. 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 5/2112:00 pm
KEF
-
PHL
2 stops15h 44m
United Airlines
Wed 5/273:10 pm
PHL
-
KEF
2 stops13h 40m
United Airlines
Deal found 5/4$775
This KLM deal was found by Cheapflights users on 5/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/219:30 am
KEF
-
PHL
1 stop12h 36m
KLM
Wed 5/277:01 pm
PHL
-
KEF
1 stop32h 39m
KLM
Deal found 5/4$837
This FlightHub deal was found by Cheapflights users on 5/3. 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.
Sun 5/312:20 am
KEF
-
PHL
1 stop19h 45m
Multiple Airlines
Mon 5/115:40 pm
PHL
-
KEF
2 stops25h 40m
Multiple Airlines
Deal found 5/3$962
This FlightHub deal was found by Cheapflights users on 5/3. 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.
Sun 5/312:10 am
KEF
-
PHL
2 stops19h 55m
Austrian Airlines
Mon 5/115:40 pm
PHL
-
KEF
2 stops25h 40m
Austrian Airlines
Deal found 5/3$984
This Mytrip deal was found by Cheapflights users on 5/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:00 pm
KEF
-
PHL
2 stops22h 49m
Multiple Airlines
Wed 6/246:00 am
PHL
-
KEF
3 stops21h 40m
Multiple Airlines
Deal found 5/3$1,322

Find 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 May 5, 2026.

Round-trip from

$762
(United Airlines)

One-way from

$410
(Kiwi.com)
From Reykjavik Keflavik Intl to Philadelphia
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One-way flight from Reykjavik Keflavik Intl to Philadelphia
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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 May 5, 2026.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 6/1

11:30 am-11:44 pm

1 stop16h 14m

Philadelphia

Wed 6/10

10:32 am-8:30 am

1 stop17h 58m

$762

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Wed 6/17

9:15 am-2:48 pm

1 stop9h 33m

Philadelphia

Wed 6/24

6:10 am-8:50 am

2 stops22h 40m

$764

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Thu 6/18

12:00 pm-11:44 pm

2 stops15h 44m

Philadelphia

Thu 6/25

8:05 am-8:50 am

1 stop20h 45m

$766
Quickest round-trip

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Thu 5/21

12:00 pm-11:44 pm

2 stops15h 44m

Philadelphia

Wed 5/27

3:10 pm-8:50 am

2 stops13h 40m

$775

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Thu 5/21

9:30 am-6:06 pm

1 stop12h 36m

Philadelphia

Wed 5/27

7:01 pm-7:40 am

1 stop32h 39m

$837
Cheapest one-way

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Thu 7/30

9:00 am-12:39 am

3 stops43h 39m

$436

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Thu 5/21

9:00 am-11:18 pm

2 stops18h 18m

$459

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Wed 8/5

5:15 pm-4:10 pm

2 stops26h 55m

$596
Quickest one-way

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Wed 6/17

7:55 pm-7:38 am

1 stop15h 43m

$637

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Wed 7/8

5:15 pm-4:20 pm

2 stops27h 05m

$642

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 11 resultsSorted by cheapest first
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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.

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.

  • How long is the flight from Reykjavik Keflavik Intl Airport to Philadelphia?

    Airlines like United Airlines fly from Reykjavik Keflavik Intl Airport to Philadelphia in about 16h 14m. The time it takes to get you to your destination can typically vary by up to . There are 2672 mi between Reykjavik Keflavik Intl Airport and Philadelphia.

  • 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.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
King of Prussia
Reading
Camden
Ocean City
Lewes
Dewey Beach
Pottstown
Vineland
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester
Newark

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Alternative routes for Keflavik Intl to Philadelphia

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Keflavik Intl to Newark flights

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