$329+ Cheap flights from Philadelphia (PHL) to Keflavik Intl (KEF)
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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — KEF
Mar 8 — Mar 151
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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Best
Last-minute
One-way
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 February 6, 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 February 6, 2026.
This Ticket deal was found by Cheapflights users on 2/3. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:35 pm
PHL
- KEF
2 stops33h 40m
Finnair
Wed 3/119:45 am
KEF
- PHL
2 stops32h 25m
Finnair
Deal found 2/3![Finnair logo]()
$486
This American Airlines deal was found by Cheapflights users on 2/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:40 pm
PHL
- KEF
1 stop34h 10m
American Airlines
Wed 3/1111:50 am
KEF
- PHL
1 stop33h 25m
American Airlines
Deal found 2/3![American Airlines logo]()
$492
This FlightHub deal was found by Cheapflights users on 2/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:05 am
PHL
- KEF
1 stop17h 50m
Air Canada
Wed 8/2610:00 am
KEF
- PHL
1 stop27h 45m
Air Canada
Deal found 2/5![Air Canada logo]()
$502
This KAYAK deal was found by Cheapflights users on 2/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:10 pm
PHL
- KEF
1 stop12h 30m
Air Europa
Thu 8/208:50 am
KEF
- PHL
1 stop11h 27m
Air Europa
Deal found 2/4![Air Europa logo]()
$505
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Wed 10/147:00 am
PHL
- KEF
1 stop21h 45m
United Airlines
Wed 10/219:15 am
KEF
- PHL
2 stops38h 03m
United Airlines
Deal found 2/3![United Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 2/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:05 pm
PHL
- KEF
1 stop31h 35m
American Airlines
Tue 5/1210:50 am
KEF
- PHL
1 stop32h 35m
American Airlines
Deal found 2/5![American Airlines logo]()
$507
This American Airlines deal was found by Cheapflights users on 2/2. 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 5/610:05 pm
PHL
- KEF
1 stop31h 35m
American Airlines
Mon 5/1110:40 am
KEF
- PHL
1 stop29h 25m
American Airlines
Deal found 2/2![American Airlines logo]()
$509
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:32 pm
PHL
- KEF
2 stops11h 58m
Delta
Tue 5/1211:25 am
KEF
- PHL
2 stops15h 42m
Delta
Deal found 2/2![Delta logo]()
$511
This Air Canada deal was found by Cheapflights users on 2/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:25 pm
PHL
- KEF
2 stops37h 20m
Air Canada
Fri 8/219:15 am
KEF
- PHL
2 stops52h 30m
Air Canada
Deal found 2/4![Air Canada logo]()
$514
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 February 6, 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 February 6, 2026.
This American Airlines deal was found by Cheapflights users on 2/2. 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 5/610:05 pm
PHL
- KEF
1 stop31h 35m
American Airlines
Mon 5/1110:40 am
KEF
- PHL
1 stop29h 25m
American Airlines
Deal found 2/2![American Airlines logo]()
$509
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:32 pm
PHL
- KEF
2 stops11h 58m
Delta
Tue 5/128:50 am
KEF
- PHL
1 stop18h 17m
Delta
Deal found 2/2![Delta logo]()
$511
This Finnair deal was found by Cheapflights users on 2/5. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:05 pm
PHL
- KEF
2 stops29h 45m
Finnair
Tue 5/128:35 am
KEF
- PHL
2 stops31h 30m
Finnair
Deal found 2/5![Finnair logo]()
$524
This KLM deal was found by Cheapflights users on 2/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:46 am
PHL
- KEF
1 stop16h 34m
KLM
Tue 5/199:30 am
KEF
- PHL
1 stop12h 36m
KLM
Deal found 2/3![KLM logo]()
$586
This KLM deal was found by Cheapflights users on 2/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:28 am
PHL
- KEF
1 stop16h 12m
Multiple Airlines
Tue 5/1911:25 am
KEF
- PHL
2 stops15h 42m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$590
This Finnair deal was found by Cheapflights users on 2/3. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:35 pm
PHL
- KEF
2 stops33h 40m
Finnair
Wed 3/119:45 am
KEF
- PHL
2 stops32h 25m
Finnair
Deal found 2/3![Finnair logo]()
$534
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:32 pm
PHL
- KEF
2 stops11h 58m
Delta
Sun 5/109:30 am
KEF
- PHL
2 stops17h 37m
Delta
Deal found 2/2![Delta logo]()
$561
This American Airlines deal was found by Cheapflights users on 2/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:25 pm
PHL
- KEF
1 stop34h 00m
American Airlines
Tue 5/510:50 am
KEF
- PHL
2 stops24h 50m
American Airlines
Deal found 2/3![American Airlines logo]()
$568
This Finnair deal was found by Cheapflights users on 2/2. 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 3/26:35 pm
PHL
- KEF
2 stops33h 40m
Finnair
Mon 3/910:00 am
KEF
- PHL
2 stops32h 10m
Finnair
Deal found 2/2![Finnair logo]()
$535
This Delta deal was found by Cheapflights users on 2/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
PHL
- KEF
2 stops23h 30m
Delta
Tue 5/511:25 am
KEF
- PHL
2 stops25h 30m
Delta
Deal found 2/3![Delta logo]()
$571
This Finnair deal was found by Cheapflights users on 2/2. 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 5/610:05 pm
PHL
- KEF
2 stops29h 45m
Finnair
Mon 5/118:35 am
KEF
- PHL
2 stops31h 30m
Finnair
Deal found 2/2![Finnair logo]()
$537
Last-minute flights from Philadelphia to Keflavik IntlDiscover last-minute flight deals from Philadelphia to Keflavik Intl. Data last updated February 6, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Keflavik Intl. Data last updated February 6, 2026 and is based on user searches.
This Finnair deal was found by Cheapflights users on 2/4. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:50 pm
PHL
- KEF
2 stops33h 25m
Finnair
Sat 3/710:00 am
KEF
- PHL
2 stops32h 10m
Finnair
Deal found 2/4![Finnair logo]()
$595
This Ticket deal was found by Cheapflights users on 2/3. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:35 pm
PHL
- KEF
2 stops33h 40m
Finnair
Wed 3/119:45 am
KEF
- PHL
2 stops32h 25m
Finnair
Deal found 2/3![Finnair logo]()
$486
This American Airlines deal was found by Cheapflights users on 2/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:40 pm
PHL
- KEF
1 stop34h 10m
American Airlines
Wed 3/1111:50 am
KEF
- PHL
1 stop33h 25m
American Airlines
Deal found 2/3![American Airlines logo]()
$492
This Finnair deal was found by Cheapflights users on 2/2. 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 3/26:35 pm
PHL
- KEF
2 stops33h 40m
Finnair
Mon 3/910:00 am
KEF
- PHL
2 stops32h 10m
Finnair
Deal found 2/2![Finnair logo]()
$535
This lastminute.com deal was found by Cheapflights users on 2/3. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:00 am
PHL
- KEF
1 stop19h 05m
Multiple Airlines
Wed 3/115:00 pm
KEF
- PHL
1 stop9h 36m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$591
This Justfly.com deal was found by Cheapflights users on 2/1. 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.
Tue 3/33:02 pm
PHL
- KEF
1 stop10h 03m
Multiple Airlines
Tue 3/105:00 pm
KEF
- PHL
1 stop9h 36m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$587
This Finnair deal was found by Cheapflights users on 2/4. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:35 pm
PHL
- KEF
2 stops33h 40m
Finnair
Sun 3/810:00 am
KEF
- PHL
2 stops32h 10m
Finnair
Deal found 2/4![Finnair logo]()
$597
This Finnair deal was found by Cheapflights users on 2/4. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:50 pm
PHL
- KEF
2 stops33h 25m
Finnair
Tue 3/1010:00 am
KEF
- PHL
2 stops32h 10m
Finnair
Deal found 2/4![Finnair logo]()
$532
This Finnair deal was found by Cheapflights users on 2/2. 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 3/247:35 pm
PHL
- KEF
2 stops33h 25m
Finnair
Sun 3/295:15 pm
KEF
- PHL
2 stops26h 15m
Finnair
Deal found 2/2![Finnair logo]()
$592
This FlightHub deal was found by Cheapflights users on 2/3. 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.
Tue 3/316:00 am
PHL
- KEF
1 stop20h 05m
Multiple Airlines
Mon 4/67:55 pm
KEF
- PHL
1 stop25h 35m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$607
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 February 6, 2026.
Search for one-way flight options from Philadelphia to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated February 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/246:10 pm
PHL
- KEF
3 stops42h 05m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 2/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/158:40 pm
PHL
- KEF
1 stop34h 15m
American Airlines
Deal found 2/3![American Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 2/2. 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 7/153:25 pm
PHL
- KEF
1 stop12h 30m
United Airlines
Deal found 2/2![United Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 2/4. 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.
Sat 7/188:26 pm
PHL
- KEF
2 stops31h 29m
United Airlines
Deal found 2/4![United Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1510:28 pm
PHL
- KEF
3 stops58h 37m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$483
This KAYAK deal was found by Cheapflights users on 2/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:00 am
PHL
- KEF
1 stop16h 05m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$489
This Mytrip deal was found by Cheapflights users on 2/2. 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 7/156:45 am
PHL
- KEF
3 stops21h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$506
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 February 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $486 (Ticket) |
One-way from | $329 (Kiwi.com) |
Popular in | March |
Cheapest in | May |
Average price | $636 |
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 2,558,603 searches. Data last updated February 6, 2026.
Use the filters below to find and compare flights from Philadelphia to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Philadelphia
Fly to
Keflavik Intl
Route
Depart
Return
Price
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Wed 5/6
10:05 pm-9:40 am
1 stop31h 35m
Reykjavik Keflavik Intl
Mon 5/11
10:40 am-12:05 pm
1 stop29h 25m
$509
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Tue 5/5
5:32 pm-9:30 am
2 stops11h 58m
Reykjavik Keflavik Intl
Tue 5/12
8:50 am-11:07 pm
1 stop18h 17m
$511
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Tue 5/5
10:05 pm-7:50 am
2 stops29h 45m
Reykjavik Keflavik Intl
Tue 5/12
8:35 am-12:05 pm
2 stops31h 30m
$524
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Mon 3/2
6:35 pm-9:15 am
2 stops33h 40m
Reykjavik Keflavik Intl
Wed 3/11
9:45 am-2:10 pm
2 stops32h 25m
$534
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Mon 3/2
6:35 pm-9:15 am
2 stops33h 40m
Reykjavik Keflavik Intl
Mon 3/9
10:00 am-2:10 pm
2 stops32h 10m
$535
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Wed 5/6
10:05 pm-7:50 am
2 stops29h 45m
Reykjavik Keflavik Intl
Mon 5/11
8:35 am-12:05 pm
2 stops31h 30m
$537
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Mon 5/4
5:32 pm-9:30 am
2 stops11h 58m
Reykjavik Keflavik Intl
Sun 5/10
9:30 am-11:07 pm
2 stops17h 37m
$561
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Thu 4/30
7:25 pm-9:25 am
1 stop34h 00m
Reykjavik Keflavik Intl
Tue 5/5
10:50 am-7:40 am
2 stops24h 50m
$568
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Thu 4/30
6:00 am-9:30 am
2 stops23h 30m
Reykjavik Keflavik Intl
Tue 5/5
11:25 am-8:55 am
2 stops25h 30m
$571
PhiladelphiaReykjavik
PHL - KEF
PHLKEF
Philadelphia
Sat 5/9
9:46 am-6:20 am
1 stop16h 34m
Reykjavik Keflavik Intl
Tue 5/19
9:30 am-6:06 pm
1 stop12h 36m
$586
Showing 1-10 of 18 results
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 February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 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 February 6, 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.
Comfort
7.3
Entertainment
7.1
Overall
7.4
Crew
8.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Comfort
7.3
Entertainment
7.1
Overall
7.4
Crew
8.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Comfort
7.3
Entertainment
7.1
Overall
7.4
Crew
8.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$676 | Average$1,010 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$743 | Average$914 | FlexibilityNo cancel fee | On-time76% |