$1,003+ Cheap flights from Philadelphia (PHL) to Southampton (SOU)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SOU
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Southampton with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Southampton
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Cheapest flights from Philadelphia to SouthamptonExplore the most affordable flight options available from Philadelphia to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Philadelphia to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This KLM deal was found by Cheapflights users on 9/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:32 pm -
2 stops15h 03m
Wed 10/288:40 am -
2 stops30h 30m
Deal found 9/6![KLM logo]()
$1,003
This Mytrip deal was found by Cheapflights users on 9/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:25 pm -
1 stop18h 05m
Wed 10/289:20 am -
1 stop11h 50m
Deal found 9/6![Aer Lingus logo]()
$1,019
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:25 pm -
1 stop18h 05m
Mon 10/265:55 pm -
2 stops27h 15m
Deal found 9/4![Multiple Airlines logo]()
$1,029
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:25 pm -
1 stop30h 40m
Mon 10/269:20 am -
1 stop11h 50m
Deal found 9/4![Aer Lingus logo]()
$1,066
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:47 pm -
2 stops34h 58m
Wed 10/289:20 am -
1 stop11h 50m
Deal found 9/6![Multiple Airlines logo]()
$1,106
This KLM deal was found by Cheapflights users on 9/4. 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.
Mon 10/1912:15 pm -
2 stops15h 20m
Mon 10/268:40 am -
2 stops28h 49m
Deal found 9/4![KLM logo]()
$1,177
This Ovago deal was found by Cheapflights users on 9/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/155:40 pm -
1 stop10h 10m
Tue 1/512:20 pm -
2 stops35h 03m
Deal found 9/7![Aer Lingus logo]()
$1,273
This KAYAK deal was found by Cheapflights users on 9/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:40 pm -
1 stop13h 15m
Sun 11/159:20 am -
1 stop11h 50m
Deal found 9/7![Aer Lingus logo]()
$1,294
This KAYAK deal was found by Cheapflights users on 9/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:50 pm -
1 stop19h 40m
Mon 10/128:00 pm -
1 stop20h 45m
Deal found 9/6![Aer Lingus logo]()
$1,297
Best flights from Philadelphia to SouthamptonDiscover carefully curated flight deals from Philadelphia to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Philadelphia to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This KLM deal was found by Cheapflights users on 9/4. 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.
Mon 10/1912:15 pm -
2 stops15h 20m
Mon 10/268:40 am -
2 stops28h 49m
Deal found 9/4![KLM logo]()
$1,177
This SmartFares deal was found by Cheapflights users on 9/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/159:30 am -
2 stops18h 20m
Tue 1/512:20 pm -
2 stops35h 03m
Deal found 9/7![Aer Lingus logo]()
$1,281
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:25 pm -
3 stops23h 05m
Mon 10/268:00 pm -
2 stops25h 05m
Deal found 9/4![Multiple Airlines logo]()
$1,553
This KAYAK deal was found by Cheapflights users on 9/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:40 pm -
1 stop13h 15m
Sun 11/159:20 am -
1 stop11h 50m
Deal found 9/7![Aer Lingus logo]()
$1,294
This KAYAK deal was found by Cheapflights users on 9/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:50 pm -
1 stop19h 40m
Mon 10/128:00 pm -
1 stop20h 45m
Deal found 9/6![Aer Lingus logo]()
$1,297
This Mytrip deal was found by Cheapflights users on 9/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:20 pm -
3 stops22h 10m
Wed 10/286:50 am -
2 stops14h 25m
Deal found 9/6![Multiple Airlines logo]()
$1,562
This KAYAK deal was found by Cheapflights users on 9/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/159:10 pm -
1 stop30h 35m
Sun 1/248:00 pm -
1 stop23h 05m
Deal found 9/4![Aer Lingus logo]()
$1,372
This British Airways deal was found by Cheapflights users on 9/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:40 pm -
1 stop13h 15m
Tue 11/103:15 pm -
1 stop28h 40m
Deal found 9/6![British Airways logo]()
$4,970
This British Airways deal was found by Cheapflights users on 9/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:50 pm -
1 stop13h 40m
Sat 10/249:20 am -
1 stop14h 35m
Deal found 9/7![British Airways logo]()
$4,970
This British Airways deal was found by Cheapflights users on 9/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:40 pm -
1 stop10h 10m
Mon 1/47:55 pm -
1 stop24h 20m
Deal found 9/5![British Airways logo]()
$4,970
This British Airways deal was found by Cheapflights users on 9/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/235:40 pm -
1 stop10h 10m
Wed 12/303:15 pm -
1 stop29h 00m
Deal found 9/5![British Airways logo]()
$4,970
This British Airways deal was found by Cheapflights users on 9/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:40 pm -
2 stops18h 45m
Sun 11/159:20 am -
1 stop11h 50m
Deal found 9/6![British Airways logo]()
$4,980
Last-minute flights from Philadelphia to SouthamptonDiscover last-minute flight deals from Philadelphia to Southampton. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Southampton. Data last updated September 7, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 9/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:30 pm -
1 stop17h 20m
Tue 9/88:00 pm -
1 stop20h 55m
Deal found 9/4![Aer Lingus logo]()
$2,006
This KAYAK deal was found by Cheapflights users on 9/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:50 pm -
1 stop19h 40m
Mon 10/128:00 pm -
1 stop20h 45m
Deal found 9/6![Aer Lingus logo]()
$1,297
This British Airways deal was found by Cheapflights users on 9/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:50 pm -
1 stop13h 40m
Sat 10/249:20 am -
1 stop14h 35m
Deal found 9/7![British Airways logo]()
$4,970
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:25 pm -
1 stop18h 05m
Mon 10/265:55 pm -
2 stops27h 15m
Deal found 9/4![Multiple Airlines logo]()
$1,029
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:25 pm -
1 stop30h 40m
Mon 10/269:20 am -
1 stop11h 50m
Deal found 9/4![Aer Lingus logo]()
$1,066
This KLM deal was found by Cheapflights users on 9/4. 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.
Mon 10/1912:15 pm -
2 stops15h 20m
Mon 10/268:40 am -
2 stops28h 49m
Deal found 9/4![KLM logo]()
$1,177
This KLM deal was found by Cheapflights users on 9/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:32 pm -
2 stops15h 03m
Wed 10/288:40 am -
2 stops30h 30m
Deal found 9/6![KLM logo]()
$1,003
This Mytrip deal was found by Cheapflights users on 9/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:25 pm -
1 stop18h 05m
Wed 10/289:20 am -
1 stop11h 50m
Deal found 9/6![Aer Lingus logo]()
$1,019
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:47 pm -
2 stops34h 58m
Wed 10/289:20 am -
1 stop11h 50m
Deal found 9/6![Multiple Airlines logo]()
$1,106
One-way flights from Philadelphia to SouthamptonSearch for one-way flight options from Philadelphia to Southampton. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Philadelphia to Southampton. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This KAYAK deal was found by Cheapflights users on 9/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:50 pm -
1 stop17h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Aer Lingus logo]()
$5,076
This KAYAK deal was found by Cheapflights users on 9/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:40 pm -
1 stop10h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Aer Lingus logo]()
$5,566
This KAYAK deal was found by Cheapflights users on 9/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:10 pm -
1 stop9h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Aer Lingus logo]()
$6,007
Find flight deals from Philadelphia to Southampton
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Southampton (SOU). 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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,003 (KLM) |
Popular in | June |
Cheapest in | January |
Average price | $936 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia 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, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Philadelphia to Southampton that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Mon 10/19
12:15 pm-8:35 am
2 stops15h 20m
Southampton Eastleigh
Mon 10/26
8:40 am-9:29 am
2 stops28h 49m
$1,177
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Tue 12/15
9:30 am-8:50 am
2 stops18h 20m
Southampton Eastleigh
Tue 1/5
12:20 pm-6:23 pm
2 stops35h 03m
$1,281
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Sun 11/8
5:40 pm-11:55 am
1 stop13h 15m
Southampton Eastleigh
Sun 11/15
9:20 am-4:10 pm
1 stop11h 50m
$1,294
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Thu 10/8
6:50 pm-7:30 pm
1 stop19h 40m
Southampton Eastleigh
Mon 10/12
8:00 pm-11:45 am
1 stop20h 45m
$1,297
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Fri 1/15
9:10 pm-8:45 am
1 stop30h 35m
Southampton Eastleigh
Sun 1/24
8:00 pm-2:05 pm
1 stop23h 05m
$1,372
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Mon 10/19
3:25 pm-7:30 pm
3 stops23h 05m
Southampton Eastleigh
Mon 10/26
8:00 pm-5:05 pm
2 stops25h 05m
$1,553
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Wed 10/21
4:20 pm-7:30 pm
3 stops22h 10m
Southampton Eastleigh
Wed 10/28
6:50 am-5:15 pm
2 stops14h 25m
$1,562
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Fri 11/6
5:40 pm-11:55 am
1 stop13h 15m
Southampton Eastleigh
Tue 11/10
3:15 pm-2:55 pm
1 stop28h 40m
$4,970
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Sat 10/17
7:50 pm-2:30 pm
1 stop13h 40m
Southampton Eastleigh
Sat 10/24
9:20 am-6:55 pm
1 stop14h 35m
$4,970
PhiladelphiaSouthampton
PHL Philadelphia - SOU Southampton Eastleigh
PHLSOU
Philadelphia
Mon 12/21
5:40 pm-8:50 am
1 stop10h 10m
Southampton Eastleigh
Mon 1/4
7:55 pm-3:15 pm
1 stop24h 20m
$4,970
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Philadelphia to Southampton
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 Southampton in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Philadelphia-Southampton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Southampton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Southampton flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Southampton flights, Cheapflights users trust FlightHub the most. FlightHub 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-Southampton 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 Southampton
Have a flexible travel schedule? Discover the best time to fly to Southampton from Philadelphia with our price prediction graph.
PHL-SOU
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.
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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