$498 Cheap Flights from Reykjavik (KEF) to Philadelphia (PHL)

View $498 flight on Sat, Mar 21, 2026Opens in a new window

Popular airlines from Reykjavik–Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL)

Cheap Flights from Reykjavik to Philadelphia (KEF-PHL)

Prices were available within the past 7 days and start at $498 for one-way flights and $684 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sun, Mar 8 - Sun, Mar 15
KEF
Reykjavik
PHL
Philadelphia
$684 Roundtrip, just found
$684
Roundtrip
just found
Select Icelandair flight, departing Sun, Mar 8 from Reykjavik to Philadelphia, returning Sun, Mar 15, priced at $684 just found
Virgin Atlantic
Sat, May 23 - Fri, May 29
KEF
Reykjavik
PHL
Philadelphia
$698 Roundtrip, found 1 day ago
$698
Roundtrip
found 1 day ago
Select Virgin Atlantic flight, departing Sat, May 23 from Reykjavik to Philadelphia, returning Fri, May 29, priced at $698 found 1 day ago
United
Fri, Aug 7 - Sat, Aug 15
KEF
Reykjavik
PHL
Philadelphia
$699 Roundtrip, found 6 days ago
$699
Roundtrip
found 6 days ago
Select United flight, departing Fri, Aug 7 from Reykjavik to Philadelphia, returning Sat, Aug 15, priced at $699 found 6 days ago
Delta
Sat, May 9 - Sat, May 16
KEF
Reykjavik
PHL
Philadelphia
$702 Roundtrip, found 2 hours ago
$702
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, May 9 from Reykjavik to Philadelphia, returning Sat, May 16, priced at $702 found 2 hours ago
United
Fri, Aug 7 - Sat, Aug 15
KEF
Reykjavik
PHL
Philadelphia
$703 Roundtrip, found 6 days ago
$703
Roundtrip
found 6 days ago
Select United flight, departing Fri, Aug 7 from Reykjavik to Philadelphia, returning Sat, Aug 15, priced at $703 found 6 days ago
Icelandair
Tue, Feb 24 - Sun, Mar 1
KEF
Reykjavik
PHL
Philadelphia
$708 Roundtrip, found 21 hours ago
$708
Roundtrip
found 21 hours ago
Select Icelandair flight, departing Tue, Feb 24 from Reykjavik to Philadelphia, returning Sun, Mar 1, priced at $708 found 21 hours ago
Delta
Sat, May 9 - Sat, May 16
KEF
Reykjavik
PHL
Philadelphia
$708 Roundtrip, found 2 hours ago
$708
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, May 9 from Reykjavik to Philadelphia, returning Sat, May 16, priced at $708 found 2 hours ago
Virgin Atlantic
Sat, May 9 - Sat, May 16
KEF
Reykjavik
PHL
Philadelphia
$714 Roundtrip, found 2 hours ago
$714
Roundtrip
found 2 hours ago
Select Virgin Atlantic flight, departing Sat, May 9 from Reykjavik to Philadelphia, returning Sat, May 16, priced at $714 found 2 hours ago
Delta
Sat, May 9 - Sat, May 16
KEF
Reykjavik
PHL
Philadelphia
$714 Roundtrip, found 2 hours ago
$714
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, May 9 from Reykjavik to Philadelphia, returning Sat, May 16, priced at $714 found 2 hours ago
Air Canada
Fri, Aug 7 - Sat, Aug 15
KEF
Reykjavik
PHL
Philadelphia
$715 Roundtrip, found 6 days ago
$715
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Aug 7 from Reykjavik to Philadelphia, returning Sat, Aug 15, priced at $715 found 6 days ago

Alternative airports near Philadelphia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Philadelphia Intl. PHL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $1,088
PHL
Philadelphia Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $1,088
Flights from Reykjavik (KEF) to Philadelphia (PHL)
Origin airport
Keflavik Intl.
Destination airport
Philadelphia Intl.
Airlines serving
American Airlines, British Airways, Icelandair, Scandinavian Airlines
Roundtrip price
$683
Distance
2673 mi

Reykjavik to Philadelphia Flights

The cheapest times to fly from Reykjavik to Philadelphia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Reykjavik to Philadelphia are during the month of March. You can find some of the cheapest flights from Reykjavik to Philadelphia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Reykjavik to Philadelphia

Sunday is one of the best days to book for cheap flights from Reykjavik to Philadelphia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Reykjavik to Philadelphia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Reykjavik to Philadelphia in 2026. You can also book with separate airlines for your outbound and return journeys, from $498 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Reykjavik to Philadelphia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Reykjavik to Philadelphia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL) cost?
Secure a cheap one-way flight from $498 or cheap return flight from $684 from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL)?
March is the least expensive month to fly from KEF to PHL. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest KEF to PHL flight.
How many flights per day from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL)?
You'll have to take a flight with a layover if you're traveling from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from KEF to PHL?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from KEF to PHL?
Icelandair has the strongest track record for on-time direct flights from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL), with an on-time score of 91%. Use the Expedia App to view your journey status before you take off and receive notifications about any trip changes.
What is the best time to fly from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL)?
To touch down at Philadelphia Intl. Airport (PHL) on schedule, select a flight that leaves from Keflavik Intl. Airport (KEF) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL) last-minute?
Last-minute bookings from KEF to PHL are typically more expensive. To secure the best prices, start searching for flights as soon as possible. That being said, if your travel plans are flexible, you may find a cheap fare just before your departure.
Is it cheaper to book a KEF to PHL flight and hotel package?
Booking a KEF to PHL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our extensive range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Keflavik Intl. Airport (KEF) to Philadelphia Intl. Airport (PHL)?
If you reserved your KEF to PHL flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.