$330+ Cheap flights from Philadelphia (PHL) to Keflavik Intl (KEF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — KEF
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Keflavik Intl 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
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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 Keflavik Intl
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Cheapest flights from Philadelphia to Keflavik IntlExplore the most affordable flight options available from Philadelphia to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
Explore the most affordable flight options available from Philadelphia to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
This FlightHub deal was found by Cheapflights users on 10/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:27 am -
1 stop14h 38m
Fri 11/65:00 pm -
1 stop9h 11m
Deal found 10/15![Icelandair logo]()
$614
This FlightHub deal was found by Cheapflights users on 10/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:30 am -
1 stop15h 35m
Sun 12/65:00 pm -
1 stop30h 43m
Deal found 10/16![Multiple Airlines logo]()
$633
This FlightHub deal was found by Cheapflights users on 10/19. 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.
Tue 12/89:30 am -
1 stop15h 35m
Tue 12/155:00 pm -
1 stop20h 39m
Deal found 10/19![Multiple Airlines logo]()
$634
This Justfly.com deal was found by Cheapflights users on 10/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:00 am -
1 stop18h 05m
Mon 11/235:00 pm -
1 stop20h 20m
Deal found 10/15![Multiple Airlines logo]()
$645
This Icelandair deal was found by Cheapflights users on 10/15. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:27 am -
1 stop15h 38m
Tue 11/35:00 pm -
1 stop9h 11m
Deal found 10/15![Multiple Airlines logo]()
$646
This Justfly.com deal was found by Cheapflights users on 10/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:58 pm -
1 stop31h 07m
Fri 11/135:00 pm -
1 stop29h 08m
Deal found 10/16![Multiple Airlines logo]()
$651
This Priceline deal was found by Cheapflights users on 10/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3012:43 pm -
1 stop12h 22m
Mon 12/75:00 pm -
1 stop20h 39m
Deal found 10/16![Multiple Airlines logo]()
$653
This Priceline deal was found by Cheapflights users on 10/19. 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.
Thu 12/37:33 pm -
1 stop29h 32m
Thu 12/105:00 pm -
1 stop30h 43m
Deal found 10/19![Multiple Airlines logo]()
$659
This FlightHub deal was found by Cheapflights users on 10/18. 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.
Thu 12/109:30 am -
1 stop15h 35m
Sun 12/135:00 pm -
1 stop30h 43m
Deal found 10/18![Multiple Airlines logo]()
$680
This Justfly.com deal was found by Cheapflights users on 10/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:33 pm -
1 stop29h 32m
Wed 12/95:00 pm -
1 stop30h 43m
Deal found 10/18![Multiple Airlines logo]()
$697
Best flights from Philadelphia to Keflavik IntlDiscover carefully curated flight deals from Philadelphia to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
Discover carefully curated flight deals from Philadelphia to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Sun 11/156:00 am -
2 stops23h 00m
Mon 11/2312:00 pm -
2 stops26h 49m
Deal found 10/15![United Airlines logo]()
$767
This Finnair deal was found by Cheapflights users on 10/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/89:15 pm -
2 stops31h 00m
Tue 12/1510:00 am -
2 stops32h 15m
Deal found 10/15![Finnair logo]()
$777
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/93:39 pm -
2 stops20h 41m
Sat 12/1211:35 am -
2 stops39h 36m
Deal found 10/16![Scandinavian Airlines logo]()
$815
This Justfly.com deal was found by Cheapflights users on 10/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:40 pm -
1 stop34h 10m
Sun 11/295:50 pm -
2 stops50h 35m
Deal found 10/19![British Airways logo]()
$914
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:40 pm -
2 stops20h 55m
Mon 11/164:45 pm -
1 stop25h 44m
Deal found 10/19![Multiple Airlines logo]()
$1,030
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:30 pm -
2 stops17h 20m
Sat 12/1211:35 am -
2 stops39h 36m
Deal found 10/16![Scandinavian Airlines logo]()
$815
This Finnair deal was found by Cheapflights users on 10/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:50 pm -
2 stops31h 25m
Mon 11/910:00 am -
2 stops32h 10m
Deal found 10/15![Finnair logo]()
$850
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/410:54 am -
1 stop18h 06m
Mon 11/912:00 pm -
1 stop16h 09m
Deal found 10/19![United Airlines logo]()
$880
This Finnair deal was found by Cheapflights users on 10/19. 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.
Mon 11/98:50 pm -
2 stops31h 25m
Mon 11/1610:00 am -
2 stops32h 10m
Deal found 10/19![Finnair logo]()
$851
This Finnair deal was found by Cheapflights users on 10/17. 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.
Thu 4/85:33 pm -
2 stops18h 57m
Mon 4/128:35 am -
2 stops30h 45m
Deal found 10/17![Finnair logo]()
$880
This Finnair deal was found by Cheapflights users on 10/19. 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 11/47:40 pm -
2 stops32h 35m
Sun 11/810:00 am -
2 stops32h 40m
Deal found 10/19![Finnair logo]()
$1,042
Last-minute flights from Philadelphia to Keflavik IntlDiscover last-minute flight deals from Philadelphia to Keflavik Intl. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Keflavik Intl. Data last updated October 20, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 10/17. 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.
Sat 10/247:19 pm -
1 stop30h 46m
Wed 11/45:00 pm -
1 stop9h 11m
Deal found 10/17![Multiple Airlines logo]()
$633
This Icelandair deal was found by Cheapflights users on 10/15. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:27 am -
1 stop15h 38m
Tue 11/35:00 pm -
1 stop9h 11m
Deal found 10/15![Multiple Airlines logo]()
$646
This FlightHub deal was found by Cheapflights users on 10/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:27 am -
1 stop14h 38m
Fri 11/65:00 pm -
1 stop9h 11m
Deal found 10/15![Icelandair logo]()
$614
This Justfly.com deal was found by Cheapflights users on 10/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:58 pm -
1 stop31h 07m
Fri 11/135:00 pm -
1 stop29h 08m
Deal found 10/16![Multiple Airlines logo]()
$651
This FlightHub deal was found by Cheapflights users on 10/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:00 am -
1 stop18h 05m
Thu 11/125:00 pm -
1 stop9h 11m
Deal found 10/16![Multiple Airlines logo]()
$708
This Finnair deal was found by Cheapflights users on 10/18. 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.
Mon 11/97:50 pm -
2 stops32h 25m
Mon 11/1610:00 am -
2 stops32h 10m
Deal found 10/18![Finnair logo]()
$748
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 am -
1 stop18h 05m
Thu 11/195:00 pm -
1 stop20h 20m
Deal found 10/15![Multiple Airlines logo]()
$736
This Expedia deal was found by Cheapflights users on 10/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:58 pm -
1 stop31h 07m
Thu 11/195:00 pm -
1 stop20h 20m
Deal found 10/15![Multiple Airlines logo]()
$743
This FlightHub deal was found by Cheapflights users on 10/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:35 pm -
1 stop9h 30m
Sat 11/215:00 pm -
1 stop24h 32m
Deal found 10/15![Multiple Airlines logo]()
$757
This Justfly.com deal was found by Cheapflights users on 10/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:00 am -
1 stop18h 05m
Mon 11/235:00 pm -
1 stop20h 20m
Deal found 10/15![Multiple Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 10/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:50 pm -
2 stops33h 00m
Mon 11/2311:55 am -
1 stop33h 20m
Deal found 10/15![American Airlines logo]()
$734
This Priceline deal was found by Cheapflights users on 10/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3012:43 pm -
1 stop12h 22m
Mon 12/75:00 pm -
1 stop20h 39m
Deal found 10/16![Multiple Airlines logo]()
$653
One-way flights from Philadelphia to Keflavik IntlSearch for one-way flight options from Philadelphia to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from Philadelphia to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Wed 1/207:50 pm -
1 stop33h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![American Airlines logo]()
$330
This Air France deal was found by Cheapflights users on 10/17. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/295:15 pm -
2 stops12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Air France logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:40 pm -
2 stops34h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:40 pm -
2 stops35h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:40 pm -
2 stops45h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$425
This KAYAK deal was found by Cheapflights users on 10/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/285:35 pm -
1 stop25h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Lufthansa logo]()
$435
This Priceline deal was found by Cheapflights users on 10/17. 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.
Fri 3/2610:10 pm -
2 stops29h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Finnair logo]()
$452
This American Airlines deal was found by Cheapflights users on 10/17. 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.
Sun 3/2810:30 pm -
2 stops31h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![American Airlines logo]()
$455
This Mytrip deal was found by Cheapflights users on 10/18. 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 1/203:20 pm -
3 stops27h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$463
This American Airlines deal was found by Cheapflights users on 10/17. 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.
Sat 3/2710:30 pm -
2 stops55h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![American Airlines logo]()
$466
Find flight deals from Philadelphia to Keflavik Intl
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Keflavik Intl (KEF). 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 October 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $614 (FlightHub) |
One-way from | $330 (American Airlines) |
Popular in | February |
Cheapest in | January |
Average price | $765 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Keflavik Intl 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 7,457,451 searches. Data last updated October 20, 2026.
Use the filters below to find and compare flights from Philadelphia to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Wed 1/20
7:50 pm-10:40 am
1 stop33h 50m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$330
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Wed 11/18
5:40 pm-8:55 am
2 stops34h 15m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$353
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Mon 3/29
5:35 pm-12:55 pm
1 stop15h 20m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$420
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Thu 11/12
5:40 pm-9:50 am
2 stops35h 10m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$420
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Thu 11/19
5:40 pm-8:20 pm
2 stops45h 40m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$425
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Sun 3/28
5:35 pm-11:25 pm
1 stop25h 50m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$435
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Fri 3/26
10:10 pm-7:50 am
2 stops29h 40m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$452
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Sun 3/28
10:30 pm-9:55 am
2 stops31h 25m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$455
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Wed 3/24
6:40 pm-9:15 pm
2 stops22h 35m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$497
Quickest round-trip
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Wed 11/18
4:59 pm-10:00 am
1 stop12h 01m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$531
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Philadelphia to Keflavik Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Keflavik Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Philadelphia-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Philadelphia to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Philadelphia with our price prediction graph.
PHL-KEF
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 Keflavik Intl
Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated October 20, 2026.
Get a feel of what it's like to fly with United Airlines and Icelandair from Philadelphia to Reykjavik Keflavik Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.3
Crew
8.1
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.3
Crew
8.1
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.3
Crew
8.1
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Reykjavik Keflavik Intl Airport?
Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsHveragerdi
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Top 2 airlines flying from Philadelphia to Keflavik Intl
Discover the top 2 airlines that operate flights from Philadelphia to Keflavik Intl. 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 7,457,451 searches. Data last updated October 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$594 | Average$703 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$646 | Average$1,199 | FlexibilityNo cancel fee | On-time69% |