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Keflavik Intl

$464+ 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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — KEF
feb. 5 — feb. 121
jue. 2/5
jue. 2/12
1 adult, Economy
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Cheap 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 enero 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$473
(Trip.com)

One-way from

$464
(Trip.com)

Popular in

July

Cheapest in

May

Average price

$551
Provider with most accurate pricing for Philadelphia-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Reykjavik Keflavik Intl flights.
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From Philadelphia to Reykjavik Keflavik Intl
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One-way flight from Philadelphia to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 13% potential increase in price ($115 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Philadelphia to Keflavik Intl

Cheapest flights from Philadelphia to Keflavik Intl
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 enero 6, 2026.

This Trip.com deal was found by Cheapflights users on 1/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/208:40 amPHL - KEF
1 stop16h 25mMultiple Airlines
sáb. 1/245:00 pmKEF - PHL
1 stop24h 35mMultiple Airlines
Deal found 1/4$473
This Trip.com deal was found by Cheapflights users on 1/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/286:00 amPHL - KEF
1 stop19h 05mMultiple Airlines
mié. 3/49:55 amKEF - PHL
1 stop17h 41mMultiple Airlines
Deal found 1/4$474
This Trip.com deal was found by Cheapflights users on 1/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/96:00 amPHL - KEF
1 stop20h 05mMultiple Airlines
mar. 3/175:00 pmKEF - PHL
1 stop30h 25mMultiple Airlines
Deal found 1/3$479
This Delta deal was found by Cheapflights users on 1/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/45:18 pmPHL - KEF
2 stops36h 12mDelta
mié. 4/1511:25 amKEF - PHL
2 stops33h 10mDelta
Deal found 1/4$494
This Trip.com deal was found by Cheapflights users on 1/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/216:00 amPHL - KEF
1 stop20h 05mMultiple Airlines
vie. 3/278:25 pmKEF - PHL
1 stop29h 22mMultiple Airlines
Deal found 1/5$495
This United Airlines deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/1910:05 amPHL - KEF
1 stop17h 50mUnited Airlines
mar. 8/259:15 amKEF - PHL
1 stop9h 34mUnited Airlines
Deal found 1/5$497
This United Airlines deal was found by Cheapflights users on 1/6. 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.
mié. 10/1410:35 amPHL - KEF
1 stop18h 10mUnited Airlines
mié. 10/219:15 amKEF - PHL
2 stops32h 36mUnited Airlines
Deal found 1/6$505
This Trip.com deal was found by Cheapflights users on 1/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 1/248:20 amPHL - KEF
2 stops16h 45mMultiple Airlines
vie. 1/305:00 pmKEF - PHL
2 stops31h 48mMultiple Airlines
Deal found 1/5$507
This FlightHub deal was found by Cheapflights users on 1/6. 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.
mié. 10/149:15 amPHL - KEF
2 stops19h 30mAir Canada
mié. 10/219:15 amKEF - PHL
2 stops32h 36mAir Canada
Deal found 1/6$508
This KLM deal was found by Cheapflights users on 1/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/612:20 pmPHL - KEF
2 stops17h 10mMultiple Airlines
mar. 5/128:50 amKEF - PHL
1 stop11h 27mMultiple Airlines
Deal found 1/4$509
This United Airlines deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/74:50 pmPHL - KEF
1 stop11h 55mUnited Airlines
mar. 10/1310:00 amKEF - PHL
2 stops32h 22mUnited Airlines
Deal found 1/5$510
This Orbitz deal was found by Cheapflights users on 1/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/46:35 pmPHL - KEF
2 stops33h 40mBritish Airways
mar. 11/1010:00 amKEF - PHL
2 stops32h 50mBritish Airways
Deal found 1/5$511

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 enero 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

mié. 4/15

10:20 pm-7:50 am

2 stops29h 30m

Reykjavik Keflavik Intl

mié. 4/22

8:35 am-12:15 pm

2 stops31h 40m

$508

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

mar. 5/5

12:20 pm-9:30 am

2 stops17h 10m

Reykjavik Keflavik Intl

mié. 5/13

9:30 am-8:36 am

2 stops27h 06m

$509

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

sáb. 5/2

5:31 pm-9:30 am

2 stops35h 59m

Reykjavik Keflavik Intl

mar. 5/12

9:30 am-11:00 pm

2 stops17h 30m

$520

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

mié. 4/8

6:00 pm-7:50 am

2 stops33h 50m

Reykjavik Keflavik Intl

mar. 4/14

5:15 pm-2:55 pm

2 stops25h 40m

$529

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

mar. 2/17

6:35 pm-9:00 am

2 stops33h 25m

Reykjavik Keflavik Intl

lun. 2/23

9:45 am-1:10 pm

2 stops32h 25m

$532

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

lun. 5/4

5:30 pm-9:30 am

2 stops12h 00m

Reykjavik Keflavik Intl

jue. 5/14

9:30 am-11:40 pm

1 stop18h 10m

$539

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

lun. 5/4

5:30 pm-9:30 am

2 stops12h 00m

Reykjavik Keflavik Intl

vie. 5/15

9:30 am-8:36 am

2 stops27h 06m

$539

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

mié. 5/6

12:20 pm-9:30 am

2 stops17h 10m

Reykjavik Keflavik Intl

vie. 5/15

9:30 am-5:19 pm

1 stop11h 49m

$539

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

sáb. 5/2

5:31 pm-9:30 am

2 stops35h 59m

Reykjavik Keflavik Intl

jue. 5/14

9:30 am-8:36 am

2 stops27h 06m

$550

PhiladelphiaReykjavik

PHL - KEF

PHLKEF

Philadelphia

jue. 4/9

9:41 am-9:30 am

2 stops19h 49m

Reykjavik Keflavik Intl

mar. 4/14

11:25 am-8:45 am

2 stops25h 20m

$555

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/3

Showing 1-10 of 18 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Reykjavik Keflavik Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Philadelphia-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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

What is the cheapest month to book a flight from Philadelphia to Reykjavik Keflavik Intl Airport?

Currently, June is the cheapest month in which you can book a flight from Philadelphia to Reykjavik Keflavik Intl Airport (average of $187). Flying from Philadelphia to Reykjavik Keflavik Intl Airport in December is currently the most expensive (average of $353). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip 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 enero 6, 2026.
Get a feel of what it's like to fly with United Airlines, Air Canada, 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.
United Airlines
7.4
Good
9,132 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,132 reviews
United Airlines
7.4
Good
9,132 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Air Canada
7.1
Good
10,597 reviews
United Airlines
7.4
Good
9,132 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Icelandair
7.1
Good
593 reviews
United Airlines
7.4
Good
9,132 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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.

  • What airport do you fly from for flights from Philadelphia to Reykjavik Keflavik Intl?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to Reykjavik Keflavik Intl. 3 airlines have flights from Philadelphia to Reykjavik Keflavik Intl on a regular basis. Booking flights from Philadelphia to Reykjavik Keflavik Intl should not be difficult; the airport handles an average of 0 outbound flights to Reykjavik Keflavik Intl per day.

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

    Finnair and Delta can get you from Philadelphia to Reykjavik Keflavik Intl Airport in just under 17h 10m. Your travel time can differ by up to 12h 20m. The distance from Philadelphia to Reykjavik Keflavik Intl Airport is about 2672 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Philadelphia to Reykjavik Keflavik Intl Airport round-trip?

    Cheapflights users have booked flights from Philadelphia to Reykjavik Keflavik Intl Airport round-trip from $489. Other airlines that can offer you cheap pricing are Air Canada, from $542, and United Airlines, from $617. Icelandair is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Philadelphia to Keflavik Intl that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Keflavik Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Keflavik Intl.

  • Can I find deals for business class flights from Philadelphia to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Philadelphia to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Reykjavik Keflavik Intl Airport?

    Currently, June is the cheapest month in which you can book a flight from Philadelphia to Reykjavik Keflavik Intl Airport (average of $187). Flying from Philadelphia to Reykjavik Keflavik Intl Airport in December is currently the most expensive (average of $353). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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Top 3 airlines flying from Philadelphia to Keflavik Intl

Discover the top 3 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 2,558,603 searches. Data last updated enero 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$489Average$934FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$542Average$651FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$617Average$931FlexibilityNo cancel feeOn-time69%

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