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Cheap flights from Pennsylvania to London from £242

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 8/5. 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
1 adult, Economy, 0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:59 - 16:50
JFK
-
SOU
28h 51m
2 stops
Multiple Airlines Logo
20:00 - 21:47
SOU
-
JFK
30h 47m
2 stops
£564Multiple Airlines
Sun, 10 May - Sun, 17 May
Multiple Airlines Logo
17:35 - 08:35
EWR
-
SOU
10h 00m
1 stop
Multiple Airlines Logo
20:05 - 21:00
SOU
-
EWR
29h 55m
1 stop
£593Multiple Airlines
Sat, 9 May - Sat, 16 May
Aer Lingus Logo
16:55 - 08:35
JFK
-
SOU
10h 40m
1 stop
Aer Lingus Logo
09:20 - 19:20
SOU
-
JFK
15h 00m
1 stop
£622Aer Lingus
Sat, 9 May - Sat, 16 May
Aer Lingus Logo
16:55 - 16:50
JFK
-
SOU
18h 55m
1 stop
Aer Lingus Logo
09:20 - 22:25
SOU
-
JFK
18h 05m
1 stop
£626Aer Lingus
Sat, 9 May - Sat, 16 May
KLM Logo
13:20 - 08:45
PHL
-
SOU
14h 25m
2 stops
KLM Logo
17:20 - 17:14
SOU
-
PHL
28h 54m
2 stops
£780KLM
Tue, 25 Aug - Mon, 7 Sep
Delta Logo
11:00 - 08:45
LGA
-
SOU
16h 45m
2 stops
Delta Logo
09:15 - 22:20
SOU
-
LGA
18h 05m
2 stops
£793Delta
Wed, 19 Aug - Sun, 30 Aug
KLM Logo
18:58 - 16:50
PHL
-
SOU
16h 52m
2 stops
KLM Logo
17:20 - 17:51
SOU
-
PHL
29h 31m
2 stops
£819KLM
Wed, 6 May - Tue, 12 May
Delta Logo
14:00 - 08:45
LGA
-
SOU
13h 45m
2 stops
Delta Logo
09:15 - 22:25
SOU
-
LGA
18h 10m
2 stops
£831Delta
Wed, 26 Aug - Sat, 12 Sep
Virgin Atlantic Logo
18:10 - 08:35
IAD
-
SOU
9h 25m
1 stop
Virgin Atlantic Logo
09:05 - 15:35
SOU
-
IAD
11h 30m
1 stop
£840Virgin Atlantic
Wed, 6 May - Tue, 12 May
Virgin Atlantic Logo
10:11 - 08:35
IAD
-
SOU
17h 24m
2 stops
Virgin Atlantic Logo
09:05 - 15:35
SOU
-
IAD
11h 30m
1 stop
£843Virgin Atlantic
Wed, 6 May - Tue, 12 May

Delta flights from Pennsylvania to Southampton

Our best Delta deals on Pennsylvania to Southampton flight tickets
Delta
30 Mar
JFK21:10New York John F Kennedy Intl
30h 25m
1 stop
SOU08:35Southampton Eastleigh
9 Apr
SOU09:05Southampton Eastleigh
15h 00m
1 stop
JFK19:05New York John F Kennedy Intl
£744
Delta
30 Mar
JFK11:18New York John F Kennedy Intl
16h 17m
2 stops
SOU08:35Southampton Eastleigh
9 Apr
SOU09:05Southampton Eastleigh
12h 54m
1 stop
JFK16:59New York John F Kennedy Intl
£748
Delta
6 May
JFK19:10New York John F Kennedy Intl
16h 40m
1 stop
SOU16:50Southampton Eastleigh
13 May
SOU17:20Southampton Eastleigh
24h 04m
1 stop
JFK12:24New York John F Kennedy Intl
£782

Aer Lingus flights from Pennsylvania to Southampton

Our best Aer Lingus deals on Pennsylvania to Southampton flight tickets
Aer Lingus
9 May
JFK16:55New York John F Kennedy Intl
10h 40m
1 stop
SOU08:35Southampton Eastleigh
16 May
SOU09:20Southampton Eastleigh
15h 00m
1 stop
JFK19:20New York John F Kennedy Intl
£622
Aer Lingus
9 May
JFK16:55New York John F Kennedy Intl
18h 55m
1 stop
SOU16:50Southampton Eastleigh
16 May
SOU09:20Southampton Eastleigh
18h 05m
1 stop
JFK22:25New York John F Kennedy Intl
£626
Aer Lingus
10 May
JFK16:55New York John F Kennedy Intl
18h 55m
1 stop
SOU16:50Southampton Eastleigh
17 May
SOU09:20Southampton Eastleigh
18h 05m
1 stop
JFK22:25New York John F Kennedy Intl
£639

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 28 March 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

Cheapest return flight

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 10/5

06:59-16:50

2 stops28h 51m

Southampton Eastleigh

Sun 17/5

20:00-21:47

2 stops30h 47m

£564

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sat 9/5

17:35-08:35

1 stop10h 00m

Southampton Eastleigh

Sat 16/5

20:05-21:00

1 stop29h 55m

£593

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 9/5

16:55-08:35

1 stop10h 40m

Southampton Eastleigh

Sat 16/5

09:20-19:20

1 stop15h 00m

£622

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 9/5

16:55-16:50

1 stop18h 55m

Southampton Eastleigh

Sat 16/5

09:20-22:25

1 stop18h 05m

£626

PhiladelphiaSouthampton

PHL - SOU

PHLSOU

Philadelphia

Tue 25/8

13:20-08:45

2 stops14h 25m

Southampton Eastleigh

Mon 7/9

17:20-17:14

2 stops28h 54m

£780

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Wed 19/8

11:00-08:45

2 stops16h 45m

Southampton Eastleigh

Sun 30/8

09:15-22:20

2 stops18h 05m

£793

PhiladelphiaSouthampton

PHL - SOU

PHLSOU

Philadelphia

Wed 6/5

18:58-16:50

2 stops16h 52m

Southampton Eastleigh

Tue 12/5

17:20-17:51

2 stops29h 31m

£819

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Wed 26/8

14:00-08:45

2 stops13h 45m

Southampton Eastleigh

Sat 12/9

09:15-22:25

2 stops18h 10m

£831
Fastest return journey

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 6/5

18:10-08:35

1 stop9h 25m

Southampton Eastleigh

Tue 12/5

09:05-15:35

1 stop11h 30m

£840

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 6/5

10:11-08:35

2 stops17h 24m

Southampton Eastleigh

Tue 12/5

09:05-15:35

1 stop11h 30m

£843

Flights are sorted by cheapest return 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

What is the cheapest airline that flies from Pennsylvania to Southampton Eastleigh?

Delta and Aer Lingus are the most popular carriers operating from Pennsylvania to Southampton Eastleigh

Which airlines fly to Southampton?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to Southampton from Pennsylvania according to our data. British Airways is the first choice among our users, with 71% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 4 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

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 25m

Direct flights

None
The fastest flight from Pennsylvania to Southampton takes 9h 25m
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 are refreshed on a daily basis.

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

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

    The travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pennsylvania to Southampton for you.

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

Flights from Pennsylvania to Southampton with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pennsylvania to Southampton.

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

Price alerts on flights to Southampton from Pennsylvania are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Southampton trip

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