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Cheap flights from Reykjavik Keflavik Intl Airport to Philadelphia from $688

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to Philadelphia departing on 2/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Reykjavik Keflavik Intl Airport to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:00 pm - 6:23 pm
KEF
-
PHL
30h 23m1 stop
Multiple Airlines Logo
8:40 am - 6:05 am
PHL
-
KEF
16h 25m1 stop
$688Multiple Airlines
Mon, Feb 2 - Mon, Feb 9
Multiple Airlines Logo
4:45 pm - 11:27 pm
KEF
-
PHL
11h 42m1 stop
Multiple Airlines Logo
2:59 pm - 6:40 am
PHL
-
KEF
10h 41m1 stop
$791Multiple Airlines
Mon, Jan 19 - Mon, Jan 26
Multiple Airlines Logo
4:45 pm - 2:59 pm
KEF
-
PHL
27h 14m1 stop
Multiple Airlines Logo
3:54 pm - 10:45 am
PHL
-
KEF
37h 51m2 stops
$879Multiple Airlines
Mon, Feb 2 - Mon, Feb 9
Multiple Airlines Logo
4:45 pm - 2:59 pm
KEF
-
PHL
27h 14m1 stop
Multiple Airlines Logo
3:54 pm - 10:45 am
PHL
-
KEF
37h 51m2 stops
$903Multiple Airlines
Mon, Jan 19 - Mon, Jan 26
Finnair Logo
10:00 am - 3:35 pm
KEF
-
PHL
34h 35m2 stops
Finnair Logo
6:40 pm - 9:15 am
PHL
-
KEF
33h 35m2 stops
$964Finnair
Mon, Feb 2 - Mon, Feb 9
Multiple Airlines Logo
5:00 pm - 7:48 pm
KEF
-
PHL
31h 48m3 stops
Multiple Airlines Logo
5:30 am - 6:05 am
PHL
-
KEF
19h 35m2 stops
$1,005Multiple Airlines
Mon, Feb 2 - Mon, Feb 9
British Airways Logo
11:50 am - 9:26 am
KEF
-
PHL
26h 36m2 stops
British Airways Logo
9:25 pm - 10:50 am
PHL
-
KEF
32h 25m2 stops
$1,008British Airways
Mon, Jan 19 - Mon, Jan 26
Multiple Airlines Logo
7:35 am - 11:19 am
KEF
-
PHL
32h 44m3 stops
Multiple Airlines Logo
9:52 am - 4:45 pm
PHL
-
KEF
25h 53m3 stops
$1,018Multiple Airlines
Mon, Feb 2 - Mon, Feb 9

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to Philadelphia 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, momondo users made 832,500 searches. Data last updated December 22, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 2/2

5:00 pm-6:23 pm

1 stop30h 23m

Philadelphia

Mon 2/9

8:40 am-6:05 am

1 stop16h 25m

$688

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 1/19

4:45 pm-11:27 pm

1 stop11h 42m

Philadelphia

Mon 1/26

2:59 pm-6:40 am

1 stop10h 41m

$791

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 2/2

4:45 pm-2:59 pm

1 stop27h 14m

Philadelphia

Mon 2/9

3:54 pm-10:45 am

2 stops37h 51m

$879

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 1/19

4:45 pm-2:59 pm

1 stop27h 14m

Philadelphia

Mon 1/26

3:54 pm-10:45 am

2 stops37h 51m

$903

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 2/2

10:00 am-3:35 pm

2 stops34h 35m

Philadelphia

Mon 2/9

6:40 pm-9:15 am

2 stops33h 35m

$964

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 2/2

5:00 pm-7:48 pm

3 stops31h 48m

Philadelphia

Mon 2/9

5:30 am-6:05 am

2 stops19h 35m

$1,005

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 1/19

11:50 am-9:26 am

2 stops26h 36m

Philadelphia

Mon 1/26

9:25 pm-10:50 am

2 stops32h 25m

$1,008

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Mon 2/2

7:35 am-11:19 am

3 stops32h 44m

Philadelphia

Mon 2/9

9:52 am-4:45 pm

3 stops25h 53m

$1,018

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Fri 3/13

5:00 pm-11:00 pm

2 stops34h 00m

$1,730

ReykjavikPhiladelphia

KEF - PHL

KEFPHL

Reykjavik Keflavik Intl

Fri 3/13

11:50 am-2:10 pm

1 stop30h 20m

$2,300

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

When to book flights from Reykjavik Keflavik Intl Airport to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Reykjavik Keflavik Intl Airport to Philadelphia (KEF to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to Philadelphia

Fastest flight time

11h 42m

Direct flights

None
The fastest flight from Reykjavik Keflavik Intl Airport to Philadelphia takes 11h 42m
There are no direct flights from Reykjavik Keflavik Intl Airport to Philadelphia. There are no popular flight routes from Reykjavik Keflavik Intl Airport to Philadelphia.
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  • How far is Reykjavik Keflavik Intl to Philadelphia by plane?

    The distance between Reykjavik Keflavik Intl and Philadelphia is about 2664.9 mi. 11h 42m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to Philadelphia Airport?

    Prices for flights from Reykjavik Keflavik Intl Airport to Philadelphia Airport are updated daily.

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to Philadelphia Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Reykjavik Keflavik Intl Airport to Philadelphia?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Reykjavik Keflavik Intl Airport from Philadelphia. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Reykjavik Keflavik Intl Airport to Philadelphia with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Wildwood Crest
Ocean City
King of Prussia
Cherry Hill
Newark
Dewey Beach
Reading
North Wildwood
Avalon
Dover
Lewes
Stone Harbor
Essington
Vineland
Pottstown
Elkton
Somers Point

Why use momondo?

Why should I use momondo to find a flight deal from Reykjavik to Philadelphia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Reykjavik to Philadelphia. momondo saves you time and could save you money on your trip.

Can I find flights from Reykjavik to Philadelphia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Reykjavik to Philadelphia flights to just show those with flexible booking policies.

How can momondo help me find flights from Reykjavik to Philadelphia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from Reykjavik.

I’m not ready to book a flight from Reykjavik to Philadelphia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Reykjavik to Philadelphia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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