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Cheap flights from Pennsylvania to London from $251

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to London departing on 3/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
6:00 pm - 8:45 am
JFK
-
SOU
10h 45m
1 stop
Aer Lingus Logo
9:10 am - 10:15 pm
SOU
-
JFK
18h 05m
1 stop
$631Aer Lingus
Sun, Mar 22 - Mon, Mar 30
Multiple Airlines Logo
10:05 am - 7:20 pm
JFK
-
SOU
29h 15m
3 stops
Multiple Airlines Logo
7:20 pm - 2:20 pm
SOU
-
JFK
24h 00m
3 stops
$663Multiple Airlines
Sun, Mar 22 - Mon, Mar 30
Air Europa Logo
6:45 pm - 5:05 pm
JFK
-
SOU
18h 20m
1 stop
Air Europa Logo
5:20 pm - 9:32 pm
SOU
-
JFK
33h 12m
2 stops
$690Air Europa
Sun, Mar 22 - Mon, Mar 30
Delta Logo
10:35 pm - 5:35 pm
JFK
-
SOU
14h 00m
1 stop
Delta Logo
5:20 pm - 5:07 pm
SOU
-
JFK
28h 47m
1 stop
$695Delta
Tue, Jul 21 - Wed, Sep 23
Delta Logo
6:00 am - 8:50 am
EWR
-
SOU
21h 50m
2 stops
Delta Logo
8:50 am - 11:53 pm
SOU
-
EWR
20h 03m
2 stops
$695Delta
Mon, Feb 16 - Wed, Feb 25
Delta Logo
10:30 pm - 4:50 pm
JFK
-
SOU
13h 20m
1 stop
Delta Logo
9:05 am - 7:10 pm
SOU
-
JFK
15h 05m
1 stop
$696Delta
Tue, Mar 31 - Tue, Apr 14
Delta Logo
6:45 pm - 8:20 am
JFK
-
SOU
9h 35m
1 stop
Delta Logo
9:05 am - 7:10 pm
SOU
-
JFK
15h 05m
1 stop
$697Delta
Sun, Mar 22 - Tue, Apr 14
Scandinavian Airlines Logo
6:00 pm - 5:05 pm
LGA
-
SOU
19h 05m
2 stops
Scandinavian Airlines Logo
9:05 am - 8:30 pm
SOU
-
LGA
16h 25m
2 stops
$745Scandinavian Airlines
Sun, Mar 22 - Mon, Mar 30
KLM Logo
7:05 pm - 8:50 am
IAD
-
SOU
9h 45m
1 stop
KLM Logo
5:35 pm - 5:05 pm
SOU
-
IAD
27h 30m
1 stop
$842KLM
Fri, Mar 20 - Fri, Mar 27
KLM Logo
1:19 pm - 8:20 am
IAD
-
SOU
15h 01m
2 stops
KLM Logo
5:20 pm - 3:35 pm
SOU
-
IAD
27h 15m
1 stop
$891KLM
Sun, Mar 22 - Sun, Mar 29

KLM flights from Pennsylvania to Southampton

Our best KLM deals on Pennsylvania to Southampton flight tickets
KLM
Feb 7
JFK9:20 pmNew York John F Kennedy Intl
30h 30m
1 stop
SOU8:50 amSouthampton Eastleigh
Feb 23
SOU8:50 amSouthampton Eastleigh
31h 39m
1 stop
JFK11:29 amNew York John F Kennedy Intl
$800
KLM
Mar 20
IAD7:05 pmWashington, D.C. Dulles Intl
9h 45m
1 stop
SOU8:50 amSouthampton Eastleigh
Mar 27
SOU5:35 pmSouthampton Eastleigh
27h 30m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
$842
KLM
Apr 17
JFK4:40 pmNew York John F Kennedy Intl
11h 05m
1 stop
SOU8:45 amSouthampton Eastleigh
May 2
SOU9:15 amSouthampton Eastleigh
14h 55m
1 stop
JFK7:10 pmNew York John F Kennedy Intl
$856

Delta flights from Pennsylvania to Southampton

Our best Delta deals on Pennsylvania to Southampton flight tickets
Delta
Mar 24
EWR7:00 pmNewark
33h 20m
2 stops
SOU8:20 amSouthampton Eastleigh
Mar 31
SOU9:05 amSouthampton Eastleigh
35h 54m
2 stops
EWR3:59 pmNewark
$694
Delta
Jul 21
JFK10:35 pmNew York John F Kennedy Intl
14h 00m
1 stop
SOU5:35 pmSouthampton Eastleigh
Sep 22
SOU5:20 pmSouthampton Eastleigh
24h 12m
1 stop
JFK12:32 pmNew York John F Kennedy Intl
$695
Delta
Mar 31
JFK10:30 pmNew York John F Kennedy Intl
13h 20m
1 stop
SOU4:50 pmSouthampton Eastleigh
Apr 14
SOU9:05 amSouthampton Eastleigh
15h 05m
1 stop
JFK7:10 pmNew York John F Kennedy Intl
$696

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Southampton 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 February 6, 2026.
Use the filters below to find and compare flights from Pennsylvania to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/22

6:00 pm-8:45 am

1 stop10h 45m

Southampton Eastleigh

Mon 3/30

9:10 am-10:15 pm

1 stop18h 05m

$631

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/22

10:05 am-7:20 pm

3 stops29h 15m

Southampton Eastleigh

Mon 3/30

7:20 pm-2:20 pm

3 stops24h 00m

$663

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/22

6:45 pm-5:05 pm

1 stop18h 20m

Southampton Eastleigh

Mon 3/30

5:20 pm-9:32 pm

2 stops33h 12m

$690

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 7/21

10:35 pm-5:35 pm

1 stop14h 00m

Southampton Eastleigh

Wed 9/23

5:20 pm-5:07 pm

1 stop28h 47m

$695

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 2/16

6:00 am-8:50 am

2 stops21h 50m

Southampton Eastleigh

Wed 2/25

8:50 am-11:53 pm

2 stops20h 03m

$695

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 3/31

10:30 pm-4:50 pm

1 stop13h 20m

Southampton Eastleigh

Tue 4/14

9:05 am-7:10 pm

1 stop15h 05m

$696

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/22

6:45 pm-8:20 am

1 stop9h 35m

Southampton Eastleigh

Tue 4/14

9:05 am-7:10 pm

1 stop15h 05m

$697

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Sun 3/22

6:00 pm-5:05 pm

2 stops19h 05m

Southampton Eastleigh

Mon 3/30

9:05 am-8:30 pm

2 stops16h 25m

$745

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 3/20

7:05 pm-8:50 am

1 stop9h 45m

Southampton Eastleigh

Fri 3/27

5:35 pm-5:05 pm

1 stop27h 30m

$842

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sun 3/22

1:19 pm-8:20 am

2 stops15h 01m

Southampton Eastleigh

Sun 3/29

5:20 pm-3:35 pm

1 stop27h 15m

$891

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Pennsylvania to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Pennsylvania to Southampton flights?

You could potentially save up to 66% on your flight if you consider stops on a Pennsylvania to Southampton flight.

Cheap Pennsylvania to Southampton flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to Southampton

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Pennsylvania to Southampton takes 9h 55m
There are no direct flights from Pennsylvania to Southampton. There are no popular flight routes from Pennsylvania to Southampton.
Search flight deals

  • When did momondo last update prices for flights from Pennsylvania to Southampton Eastleigh Airport?

    Prices for flights from Pennsylvania to Southampton Eastleigh Airport refresh daily.

  • How many operators does momondo search for flights from Pennsylvania to Southampton Eastleigh Airport?

  • How old do you have to be to fly from Pennsylvania to Southampton Eastleigh Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Southampton Eastleigh Airport.

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

    The required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Pennsylvania to Southampton

Compare and see reviews for airlines that fly from Pennsylvania to Southampton with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $969Free CancellationRating
7.2
1,445 reviews
Search Aer Lingus flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Pennsylvania to Southampton?

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

Can I find flights from Pennsylvania to Southampton with flexible booking policies on momondo?

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

How can momondo help me find flights from Pennsylvania to Southampton?

momondo provides multiple filters to help you find the best flight to Southampton from Pennsylvania. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Pennsylvania to Southampton flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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