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Southampton

$275+ Cheap flights from Boston (BOS) to Southampton (SOU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SOU
Apr 8 — Apr 151
Wed 4/8
Wed 4/15
1 adult, Economy
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Cheap flight deals from Boston to Southampton

Cheapest flights from Boston to Southampton
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 March 9, 2026.

This Mytrip deal was found by Cheapflights users on 3/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:50 pm
BOS
-
SOU
2 stops15h 00m
Multiple Airlines
Sat 4/119:20 am
SOU
-
BOS
2 stops14h 30m
Multiple Airlines
Deal found 3/7$652
This Mytrip deal was found by Cheapflights users on 3/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/45:20 pm
BOS
-
SOU
1 stop10h 15m
Aer Lingus
Sat 4/119:20 am
SOU
-
BOS
1 stop14h 30m
Aer Lingus
Deal found 3/7$703
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:30 pm
BOS
-
SOU
1 stop15h 00m
Aer Lingus
Tue 4/289:20 am
SOU
-
BOS
1 stop17h 40m
Aer Lingus
Deal found 3/7$763
This Trip.com deal was found by Cheapflights users on 3/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:50 pm
BOS
-
SOU
2 stops17h 40m
Multiple Airlines
Tue 4/289:20 am
SOU
-
BOS
2 stops14h 30m
Multiple Airlines
Deal found 3/7$768
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/108:10 pm
BOS
-
SOU
1 stop16h 50m
Delta
Tue 3/175:35 pm
SOU
-
BOS
1 stop24h 45m
Delta
Deal found 3/4$769
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:05 pm
BOS
-
SOU
1 stop17h 30m
Delta
Thu 8/276:05 pm
SOU
-
BOS
1 stop24h 13m
Delta
Deal found 3/6$782
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/103:49 pm
BOS
-
SOU
2 stops21h 11m
Delta
Wed 3/188:50 am
SOU
-
BOS
2 stops18h 59m
Delta
Deal found 3/4$784
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Mon 4/205:25 pm
BOS
-
SOU
1 stop10h 15m
Multiple Airlines
Mon 4/278:00 pm
SOU
-
BOS
2 stops50h 40m
Multiple Airlines
Deal found 3/6$791
This Mytrip deal was found by Cheapflights users on 3/6. 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.
Fri 5/293:40 pm
BOS
-
SOU
2 stops22h 50m
Multiple Airlines
Mon 6/158:00 pm
SOU
-
BOS
2 stops25h 08m
Multiple Airlines
Deal found 3/6$827
This KLM deal was found by Cheapflights users on 3/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:45 pm
BOS
-
SOU
1 stop10h 50m
KLM
Sun 10/185:20 pm
SOU
-
BOS
1 stop30h 10m
KLM
Deal found 3/5$832

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 March 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$652
(Mytrip)

One-way from

$275
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$579
Provider with most accurate pricing for Boston Logan Intl-Southampton Eastleigh flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Southampton Eastleigh flights.
Search Deals
From Boston Logan Intl to Southampton Eastleigh
Search Deals
One-way flight from Boston Logan Intl to Southampton Eastleigh
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 2,558,603 searches. Data last updated March 9, 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

Price

Cheapest round-trip

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Wed 8/19

8:25 pm-8:45 am

1 stop31h 20m

Southampton Eastleigh

Thu 8/27

9:15 am-4:37 pm

1 stop12h 22m

$782

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Thu 4/30

12:30 pm-8:35 am

2 stops15h 05m

Southampton Eastleigh

Tue 5/19

9:05 am-4:25 pm

1 stop12h 20m

$838

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Thu 9/3

11:00 am-8:35 am

2 stops16h 35m

Southampton Eastleigh

Sat 9/12

9:15 am-4:35 pm

1 stop12h 20m

$886

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Fri 9/4

4:40 pm-4:50 pm

1 stop19h 10m

Southampton Eastleigh

Sat 9/12

9:15 am-8:47 pm

2 stops16h 32m

$892
Quickest round-trip

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Tue 4/7

4:35 pm-8:35 am

1 stop11h 00m

Southampton Eastleigh

Fri 4/10

9:05 am-4:25 pm

1 stop12h 20m

$912

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Mon 4/6

9:05 am-8:35 am

2 stops18h 30m

Southampton Eastleigh

Fri 4/10

9:05 am-11:49 pm

2 stops19h 44m

$927

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Tue 8/18

4:45 pm-8:45 am

1 stop11h 00m

Southampton Eastleigh

Fri 8/21

6:05 pm-4:37 pm

1 stop27h 32m

$975

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Thu 4/30

5:25 pm-8:40 am

1 stop10h 15m

Southampton Eastleigh

Tue 5/19

8:00 pm-6:50 pm

1 stop27h 50m

$993

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Sat 4/11

4:35 pm-8:45 am

1 stop11h 10m

Southampton Eastleigh

Sun 4/19

9:15 am-1:13 pm

1 stop32h 58m

$1,017
Cheapest one-way

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Tue 8/18

8:50 pm-8:45 pm

2 stops18h 55m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Southampton

What is the cheapest month to book a flight from Boston to Southampton?

Currently, August is the cheapest month in which you can book a flight from Boston to Southampton (average of $308). Flying from Boston to Southampton in June is currently the most expensive (average of $535). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 March 9, 2026.
Peruse reviews from past customers who have flown with Delta and 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.
Delta
7.9
Good
8,275 reviews

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,275 reviews
Delta
7.9
Good
8,275 reviews

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Aer Lingus
7.2
Good
1,471 reviews
Delta
7.9
Good
8,275 reviews

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Boston to Southampton?

    Departing from Boston to Southampton will take you 31h 20m. The distance between Boston and Southampton is about 3228 mi.

  • What are the cheapest airlines flying from Boston to Southampton round-trip?

    Our cheapest airline available from Boston to Southampton is Delta. Our recent data shows that you can find tickets from as low as $515 on this airline. An additional option worth looking into is Aer Lingus, starting at $698.

  • Can I find deals for flights from Boston to Southampton that include hotel bookings?

    Yes. In addition to deals on Boston to Southampton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Southampton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Southampton.

  • Can I find deals for business class flights from Boston to Southampton?

    Yes. Cheapflights offers flight deals from Boston to Southampton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Southampton?

    Currently, August is the cheapest month in which you can book a flight from Boston to Southampton (average of $308). Flying from Boston to Southampton in June is currently the most expensive (average of $535). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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.

Top 2 airlines flying from Boston to Southampton

Discover the top 2 airlines 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 2,558,603 searches. Data last updated March 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$515Average$1,104FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$698Average$943FlexibilityNo cancel feeOn-timeN/A

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