$752+ Cheap flights from Boston (BOS) 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SOU
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Southampton with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Boston to Southampton
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to SouthamptonExplore the most affordable flight options available from Boston to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from Boston to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This WAYA deal was found by Cheapflights users on 10/19. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:15 pm -
1 stop21h 15m
Thu 12/109:20 am -
1 stop14h 45m
Deal found 10/19![Aer Lingus logo]()
$787
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Sun 12/69:20 pm -
1 stop30h 30m
Sun 12/133:25 pm -
2 stops32h 40m
Deal found 10/22![Multiple Airlines logo]()
$835
This Mytrip deal was found by Cheapflights users on 10/23. 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 11/307:50 pm -
2 stops18h 40m
Tue 12/159:20 am -
3 stops34h 20m
Deal found 10/23![Multiple Airlines logo]()
$836
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 12/45:15 pm -
1 stop10h 30m
Thu 12/171:55 pm -
2 stops29h 00m
Deal found 10/20![Multiple Airlines logo]()
$864
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Sun 12/69:20 pm -
1 stop30h 30m
Sun 12/139:20 am -
1 stop14h 45m
Deal found 10/22![Aer Lingus logo]()
$907
This Mytrip deal was found by Cheapflights users on 10/19. 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.
Thu 12/310:20 pm -
2 stops16h 10m
Thu 12/109:20 am -
3 stops34h 20m
Deal found 10/19![Multiple Airlines logo]()
$908
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/305:15 pm -
1 stop10h 35m
Tue 12/159:20 am -
1 stop33h 35m
Deal found 10/23![Aer Lingus logo]()
$939
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 12/45:15 pm -
1 stop10h 30m
Thu 12/179:20 am -
1 stop14h 45m
Deal found 10/20![Aer Lingus logo]()
$941
Best flights from Boston to SouthamptonDiscover carefully curated flight deals from Boston to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from Boston to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 12/45:15 pm -
1 stop10h 30m
Thu 12/171:55 pm -
2 stops29h 00m
Deal found 10/20![Multiple Airlines logo]()
$864
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:30 pm -
2 stops30h 15m
Thu 12/1712:25 pm -
2 stops16h 22m
Deal found 10/20![Aer Lingus logo]()
$980
This KLM deal was found by Cheapflights users on 10/20. 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 3/291:10 pm -
2 stops14h 35m
Wed 4/79:20 am -
2 stops18h 06m
Deal found 10/20![KLM logo]()
$1,118
This Delta deal was found by Cheapflights users on 10/19. 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.
Wed 12/301:04 pm -
2 stops22h 56m
Wed 1/65:30 pm -
2 stops26h 52m
Deal found 10/19![Delta logo]()
$1,158
This KAYAK deal was found by Cheapflights users on 10/23. 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.
Wed 11/115:15 pm -
1 stop10h 35m
Mon 11/1612:25 pm -
1 stop30h 30m
Deal found 10/23![Aer Lingus logo]()
$1,084
This Delta deal was found by Cheapflights users on 10/19. 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.
Wed 12/301:04 pm -
2 stops22h 56m
Thu 1/75:30 pm -
2 stops26h 52m
Deal found 10/19![Delta logo]()
$1,158
This Delta deal was found by Cheapflights users on 10/19. 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.
Wed 12/308:55 pm -
1 stop15h 05m
Tue 1/58:40 am -
2 stops14h 47m
Deal found 10/19![Delta logo]()
$1,343
This British Airways deal was found by Cheapflights users on 10/20. 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 12/259:30 pm -
2 stops16h 55m
Sat 1/99:20 am -
1 stop14h 55m
Deal found 10/20![British Airways logo]()
$4,386
This KAYAK deal was found by Cheapflights users on 10/22. 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.
Tue 11/245:15 pm -
1 stop10h 35m
Sun 11/298:00 pm -
1 stop28h 05m
Deal found 10/22![Aer Lingus logo]()
$3,328
This KAYAK deal was found by Cheapflights users on 10/22. 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 11/225:15 pm -
1 stop10h 35m
Tue 12/18:00 pm -
1 stop22h 55m
Deal found 10/22![Aer Lingus logo]()
$4,215
Last-minute flights from Boston to SouthamptonDiscover last-minute flight deals from Boston to Southampton. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Southampton. Data last updated October 23, 2026 and is based on user searches.
This Aer Lingus deal was found by Cheapflights users on 10/21. 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 Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:15 pm -
1 stop14h 35m
Wed 10/289:20 am -
1 stop14h 45m
Deal found 10/21![Aer Lingus logo]()
$1,247
This KAYAK deal was found by Cheapflights users on 10/23. 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.
Wed 11/115:15 pm -
1 stop10h 35m
Mon 11/1612:25 pm -
1 stop30h 30m
Deal found 10/23![Aer Lingus logo]()
$1,084
This KAYAK deal was found by Cheapflights users on 10/20. 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.
Wed 11/185:15 pm -
1 stop10h 35m
Sun 11/2212:25 pm -
1 stop30h 30m
Deal found 10/20![Aer Lingus logo]()
$1,073
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:30 am -
2 stops22h 20m
Thu 11/269:20 am -
2 stops17h 30m
Deal found 10/19![Aer Lingus logo]()
$1,002
This KAYAK deal was found by Cheapflights users on 10/22. 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.
Wed 11/255:15 pm -
1 stop10h 35m
Mon 11/3012:25 pm -
1 stop30h 30m
Deal found 10/22![Aer Lingus logo]()
$1,212
This Mytrip deal was found by Cheapflights users on 10/23. 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 11/307:50 pm -
2 stops18h 40m
Tue 12/159:20 am -
3 stops34h 20m
Deal found 10/23![Multiple Airlines logo]()
$836
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/305:15 pm -
1 stop10h 35m
Tue 12/159:20 am -
1 stop33h 35m
Deal found 10/23![Aer Lingus logo]()
$939
One-way flights from Boston to SouthamptonSearch for one-way flight options from Boston to Southampton. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from Boston to Southampton. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This KAYAK deal was found by Cheapflights users on 10/23. 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 11/219:20 pm -
1 stop30h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Aer Lingus logo]()
$752
This KAYAK deal was found by Cheapflights users on 10/19. 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 12/179:20 pm -
1 stop17h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Aer Lingus logo]()
$956
This KAYAK deal was found by Cheapflights users on 10/22. 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 3/216:15 pm -
1 stop10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Aer Lingus logo]()
$3,487
This Delta deal was found by Cheapflights users on 10/22. 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.
Mon 3/229:55 pm -
1 stop15h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Delta logo]()
$3,700
Find flight deals from Boston to Southampton
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 October 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $787 (WAYA) |
One-way from | $752 (KAYAK) |
Popular in | June |
Cheapest in | January |
Average price | $796 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston 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 October 23, 2026.
Use the filters below to find and compare flights from Boston to Southampton that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Fri 12/4
5:15 pm-8:45 am
1 stop10h 30m
Southampton Eastleigh
Thu 12/17
1:55 pm-1:55 pm
2 stops29h 00m
$864
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Thu 12/17
9:20 pm-7:30 pm
1 stop17h 10m
Southampton Eastleigh
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$956
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Fri 12/4
9:30 pm-8:45 am
2 stops30h 15m
Southampton Eastleigh
Thu 12/17
12:25 pm-11:47 pm
2 stops16h 22m
$980
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Wed 11/11
5:15 pm-8:50 am
1 stop10h 35m
Southampton Eastleigh
Mon 11/16
12:25 pm-1:55 pm
1 stop30h 30m
$1,084
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Mon 3/29
1:10 pm-8:45 am
2 stops14h 35m
Southampton Eastleigh
Wed 4/7
9:20 am-10:26 pm
2 stops18h 06m
$1,118
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Wed 12/30
1:04 pm-5:00 pm
2 stops22h 56m
Southampton Eastleigh
Wed 1/6
5:30 pm-3:22 pm
2 stops26h 52m
$1,158
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Wed 12/30
1:04 pm-5:00 pm
2 stops22h 56m
Southampton Eastleigh
Thu 1/7
5:30 pm-3:22 pm
2 stops26h 52m
$1,158
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Wed 12/30
8:55 pm-5:00 pm
1 stop15h 05m
Southampton Eastleigh
Tue 1/5
8:40 am-6:27 pm
2 stops14h 47m
$1,343
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Tue 11/24
5:15 pm-8:50 am
1 stop10h 35m
Southampton Eastleigh
Sun 11/29
8:00 pm-7:05 pm
1 stop28h 05m
$3,328
Quickest round-trip
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Sun 3/21
6:15 pm-8:50 am
1 stop10h 35m
Southampton Eastleigh
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$3,487
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Boston 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 Boston to Southampton in October.
| 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 | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Boston-Southampton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Southampton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Southampton flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-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 Boston-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 Boston to Southampton
Have a flexible travel schedule? Discover the best time to fly to Southampton from Boston with our price prediction graph.
BOS-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.
Reviews of airlines servicing Southampton
Get insights into the airlines that provide service to Southampton. 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 Southampton. Reviews last updated October 23, 2026.
Peruse reviews from past customers who have flown with Aer Lingus from Boston to Southampton to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Overall
7.3
Comfort
7.2
Entertainment
7.1
Boarding
7.5
Crew
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
BOS - SNN
Food
6.7
Overall
7.3
Comfort
7.2
Entertainment
7.1
Boarding
7.5
Crew
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
BOS - SNN
Related info for your journey
Find useful and relevant information for your journey from Boston to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
Complete your trip to Southampton by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Southampton by cabin class
Find flights from Boston to Southampton, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Southampton flights
Browse other Boston and Southampton flight options. Last updated on October 23, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Southampton
Explore flights to Southampton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Top airline flying from Boston to Southampton
Discover the top airline that operate flights from Boston to Southampton. 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 7,457,451 searches. Data last updated October 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$698 | Average$943 | FlexibilityNo cancel fee | On-timeN/A |