$331+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — KEF
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Keflavik Intl with Cheapflights
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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 September 23, 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 September 23, 2026.
This Mytrip deal was found by Cheapflights users on 9/20. 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.
Fri 10/237:42 am -
1 stop18h 58m
Fri 10/304:45 pm -
2 stops29h 34m
Deal found 9/20![Multiple Airlines logo]()
$584
This Mytrip deal was found by Cheapflights users on 9/20. 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.
Tue 10/139:30 am -
1 stop17h 10m
Tue 10/204:45 pm -
2 stops29h 30m
Deal found 9/20![Multiple Airlines logo]()
$587
This Mytrip deal was found by Cheapflights users on 9/21. 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.
Sat 11/147:42 am -
1 stop17h 58m
Wed 11/184:45 pm -
2 stops23h 45m
Deal found 9/21![Multiple Airlines logo]()
$596
This Flysmarter deal was found by Cheapflights users on 9/22. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:57 pm -
1 stop12h 13m
Mon 10/57:55 pm -
1 stop17h 37m
Deal found 9/22![Multiple Airlines logo]()
$600
This oojo deal was found by Cheapflights users on 9/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:22 am -
1 stop17h 48m
Mon 10/197:55 pm -
1 stop17h 37m
Deal found 9/18![Icelandair logo]()
$602
This oojo deal was found by Cheapflights users on 9/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:19 pm -
1 stop8h 51m
Fri 10/237:55 pm -
1 stop17h 36m
Deal found 9/18![Icelandair logo]()
$603
This Sembo deal was found by Cheapflights users on 9/22. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:42 am -
1 stop15h 23m
Mon 10/57:55 pm -
1 stop17h 37m
Deal found 9/22![Multiple Airlines logo]()
$610
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:22 am -
1 stop15h 43m
Wed 11/45:00 pm -
1 stop9h 11m
Deal found 9/18![Icelandair logo]()
$614
This flugladen.de deal was found by Cheapflights users on 9/18. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:48 pm -
1 stop9h 22m
Wed 10/147:55 pm -
1 stop30h 50m
Deal found 9/18![Icelandair logo]()
$617
This FlightHub deal was found by Cheapflights users on 9/18. 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.
Mon 11/27:00 am -
1 stop18h 05m
Sat 11/75:00 pm -
1 stop9h 11m
Deal found 9/18![Multiple Airlines logo]()
$626
This Justfly.com deal was found by Cheapflights users on 9/18. 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.
Thu 10/157:19 pm -
1 stop30h 46m
Thu 10/225:10 pm -
1 stop9h 35m
Deal found 9/18![Multiple Airlines logo]()
$628
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 September 23, 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 September 23, 2026.
This Icelandair deal was found by Cheapflights users on 9/18. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/278:59 pm -
1 stop28h 06m
Mon 2/15:00 pm -
1 stop20h 37m
Deal found 9/18![Multiple Airlines logo]()
$636
This United Airlines deal was found by Cheapflights users on 9/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:25 pm -
1 stop12h 30m
Thu 10/2210:00 am -
2 stops37h 24m
Deal found 9/18![United Airlines logo]()
$816
This Finnair deal was found by Cheapflights users on 9/18. 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.
Sat 3/137:50 pm -
2 stops32h 25m
Thu 3/1810:00 am -
2 stops32h 25m
Deal found 9/18![Finnair logo]()
$821
This American Airlines deal was found by Cheapflights users on 9/22. 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 12/159:10 pm -
2 stops32h 30m
Sun 12/205:50 pm -
2 stops26h 45m
Deal found 9/22![American Airlines logo]()
$869
This Icelandair deal was found by Cheapflights users on 9/21. 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.
Sun 1/39:29 am -
1 stop15h 36m
Sat 1/95:00 pm -
1 stop20h 37m
Deal found 9/21![Multiple Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/37:40 pm -
2 stops33h 20m
Mon 11/912:00 pm -
1 stop14h 38m
Deal found 9/22![United Airlines logo]()
$842
This Finnair deal was found by Cheapflights users on 9/20. 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.
Sun 1/109:10 pm -
2 stops31h 05m
Fri 1/1510:00 am -
2 stops32h 50m
Deal found 9/20![Finnair logo]()
$843
This United Airlines deal was found by Cheapflights users on 9/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:30 am -
2 stops18h 30m
Sat 12/512:00 pm -
2 stops26h 42m
Deal found 9/18![United Airlines logo]()
$862
This CheapOair deal was found by Cheapflights users on 9/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:05 am -
1 stop17h 50m
Mon 10/1912:20 am -
1 stop19h 45m
Deal found 9/22![Multiple Airlines logo]()
$868
This Finnair deal was found by Cheapflights users on 9/22. 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 3/1810:10 pm -
2 stops31h 05m
Sun 3/288:35 am -
2 stops18h 17m
Deal found 9/22![Finnair logo]()
$893
This Icelandair deal was found by Cheapflights users on 9/18. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/58:59 pm -
1 stop28h 06m
Wed 2/105:00 pm -
1 stop26h 05m
Deal found 9/18![Multiple Airlines logo]()
$871
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Fri 10/167:10 pm -
2 stops32h 45m
Sat 10/2412:00 pm -
1 stop13h 29m
Deal found 9/22![United Airlines logo]()
$895
Last-minute flights from Philadelphia to Keflavik IntlDiscover last-minute flight deals from Philadelphia to Keflavik Intl. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Keflavik Intl. Data last updated September 23, 2026 and is based on user searches.
This Sembo deal was found by Cheapflights users on 9/22. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:42 am -
1 stop15h 23m
Mon 10/57:55 pm -
1 stop17h 37m
Deal found 9/22![Multiple Airlines logo]()
$610
This Flysmarter deal was found by Cheapflights users on 9/22. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:57 pm -
1 stop12h 13m
Mon 10/57:55 pm -
1 stop17h 37m
Deal found 9/22![Multiple Airlines logo]()
$600
This flugladen.de deal was found by Cheapflights users on 9/18. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:48 pm -
1 stop9h 22m
Wed 10/147:55 pm -
1 stop30h 50m
Deal found 9/18![Icelandair logo]()
$617
This FlightHub deal was found by Cheapflights users on 9/20. 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 10/116:30 am -
1 stop19h 35m
Mon 10/197:55 pm -
1 stop17h 37m
Deal found 9/20![Multiple Airlines logo]()
$633
This Mytrip deal was found by Cheapflights users on 9/20. 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.
Tue 10/139:30 am -
1 stop17h 10m
Tue 10/204:45 pm -
2 stops29h 30m
Deal found 9/20![Multiple Airlines logo]()
$587
This oojo deal was found by Cheapflights users on 9/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:22 am -
1 stop17h 48m
Mon 10/197:55 pm -
1 stop17h 37m
Deal found 9/18![Icelandair logo]()
$602
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 10/1410:22 am -
1 stop15h 43m
Wed 10/217:55 pm -
1 stop17h 37m
Deal found 9/20![Icelandair logo]()
$636
This Justfly.com deal was found by Cheapflights users on 9/18. 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.
Thu 10/157:19 pm -
1 stop30h 46m
Thu 10/225:10 pm -
1 stop9h 35m
Deal found 9/18![Multiple Airlines logo]()
$628
This oojo deal was found by Cheapflights users on 9/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:19 pm -
1 stop8h 51m
Fri 10/237:55 pm -
1 stop17h 36m
Deal found 9/18![Icelandair logo]()
$603
This Mytrip deal was found by Cheapflights users on 9/20. 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.
Fri 10/237:42 am -
1 stop18h 58m
Fri 10/304:45 pm -
2 stops29h 34m
Deal found 9/20![Multiple Airlines logo]()
$584
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:22 am -
1 stop15h 43m
Wed 11/45:00 pm -
1 stop9h 11m
Deal found 9/18![Icelandair logo]()
$614
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 September 23, 2026.
Search for one-way flight options from Philadelphia to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This American Airlines deal was found by Cheapflights users on 9/22. 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 3/27:50 pm -
1 stop33h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![American Airlines logo]()
$331
This Expedia deal was found by Cheapflights users on 9/22. 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 3/19:10 pm -
2 stops31h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Finnair logo]()
$336
This Priceline deal was found by Cheapflights users on 9/19. 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.
Mon 1/117:50 pm -
2 stops32h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Finnair logo]()
$347
This American Airlines deal was found by Cheapflights users on 9/22. 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 3/2110:10 pm -
2 stops32h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![American Airlines logo]()
$351
This Expedia deal was found by Cheapflights users on 9/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/179:10 pm -
2 stops31h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Finnair logo]()
$403
This Expedia deal was found by Cheapflights users on 9/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1810:10 pm -
2 stops31h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Finnair logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:30 am -
2 stops17h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 12/1011:53 am -
2 stops24h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Tue 10/208:30 am -
2 stops17h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$418
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 September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $584 (Mytrip) |
One-way from | $331 (American Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $703 |
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 September 23, 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
Mon 3/22
10:10 pm-9:15 am
2 stops31h 05m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$347
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Sat 3/20
10:10 pm-9:15 am
2 stops31h 05m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$435
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Sun 3/21
1:32 pm-10:50 am
2 stops41h 18m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$454
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Sat 3/20
9:44 pm-10:50 am
2 stops33h 06m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$455
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Mon 10/19
6:10 am-9:30 am
2 stops23h 20m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$465
Quickest round-trip
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Tue 10/20
12:32 pm-9:30 am
2 stops16h 58m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$465
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Wed 10/21
12:32 pm-9:30 am
2 stops16h 58m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$465
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Sun 10/18
9:48 am-9:30 am
2 stops19h 42m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$471
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Sun 11/15
5:40 pm-5:20 pm
3 stops18h 40m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$495
PhiladelphiaReykjavik
PHL Philadelphia - KEF Reykjavik Keflavik Intl
PHLKEF
Philadelphia
Sat 10/17
9:09 pm-6:40 am
1 stop29h 31m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$506
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 September.
| 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.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Reykjavik Keflavik Intl Airport
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 September 23, 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.
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.3
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.3
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.3
Food
6.7
Entertainment
7.1
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 locationsKeflavik
Hveragerdi
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Other flights to Keflavik Intl
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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 September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$594 | Average$743 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$646 | Average$1,199 | FlexibilityNo cancel fee | On-time69% |