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Cheap flights from Southampton to Boston from £362

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BOS
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Boston
Explore the most affordable flight options available from Southampton to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 January 2026.

Wed 11/312:25
SOU
-
BOS
1 stop11h 30m
British Airways
Wed 18/318:10
BOS
-
SOU
1 stop17h 25m
British Airways
Deal found 25/1£421
Tue 17/212:25
SOU
-
BOS
1 stop11h 34m
British Airways
Thu 26/217:10
BOS
-
SOU
1 stop10h 35m
British Airways
Deal found 26/1£425
Mon 16/220:10
SOU
-
BOS
1 stop22h 45m
British Airways
Mon 23/221:15
BOS
-
SOU
1 stop9h 40m
British Airways
Deal found 26/1£431
Wed 11/308:50
SOU
-
BOS
1 stop15h 05m
Delta
Wed 18/309:05
BOS
-
SOU
2 stops19h 15m
Delta
Deal found 25/1£441
Thu 12/309:30
SOU
-
BOS
1 stop14h 25m
British Airways
Thu 19/322:20
BOS
-
SOU
1 stop17h 20m
British Airways
Deal found 26/1£448
Mon 16/220:10
SOU
-
BOS
1 stop22h 45m
British Airways
Wed 25/218:55
BOS
-
SOU
2 stops11h 55m
British Airways
Deal found 26/1£452
Tue 17/212:25
SOU
-
BOS
1 stop11h 34m
British Airways
Sun 22/217:10
BOS
-
SOU
1 stop17h 25m
British Airways
Deal found 26/1£455
Tue 28/409:10
SOU
-
BOS
1 stop10h 45m
British Airways
Wed 6/521:50
BOS
-
SOU
2 stops13h 25m
British Airways
Deal found 26/1£459
Mon 16/216:05
SOU
-
BOS
1 stop26h 50m
British Airways
Sun 22/217:10
BOS
-
SOU
1 stop10h 35m
British Airways
Deal found 26/1£461
Tue 28/409:10
SOU
-
BOS
1 stop10h 45m
British Airways
Mon 4/517:25
BOS
-
SOU
1 stop10h 15m
British Airways
Deal found 26/1£462

Find flight deals from Southampton to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Boston (BOS). 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 27 January 2026.

Round-trip from

£418

One-way from

£362

Popular in

July

Cheapest in

September

Average price

£429
British Airways
  • British Airways
  • 9/3-16/3
  • 2 total stops
  • 24h 00m total
  • Southampton to Boston
Search Deals
Aer Lingus
  • Aer Lingus
  • 24/3
  • 1 total stop
  • 11h 30m total
  • Southampton to Boston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Boston 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 858,174 searches. Data last updated 27 January 2026.
Use the filters below to find and compare flights from Southampton to Boston that are best for you.

Fly from

Southampton

Fly to

Boston

Route

Depart

Return

Price

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Wed 11/3

12:25-19:55

1 stop11h 30m

Boston Logan Intl

Wed 18/3

18:10-15:35

1 stop17h 25m

£421

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 17/2

12:25-18:59

1 stop11h 34m

Boston Logan Intl

Mon 23/2

17:10-11:55

1 stop13h 45m

£425

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 17/2

12:25-18:59

1 stop11h 34m

Boston Logan Intl

Tue 24/2

17:10-11:55

1 stop13h 45m

£425

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Mon 16/2

20:10-18:59

1 stop27h 49m

Boston Logan Intl

Thu 26/2

17:10-08:45

1 stop10h 35m

£431

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Mon 16/2

20:10-13:55

1 stop22h 45m

Boston Logan Intl

Tue 24/2

21:15-15:35

1 stop13h 20m

£431

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Wed 11/3

08:50-19:55

1 stop15h 05m

Boston Logan Intl

Wed 18/3

09:05-08:20

2 stops19h 15m

£441

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 24/2

12:25-18:59

1 stop11h 34m

Boston Logan Intl

Sun 1/3

21:15-15:35

1 stop13h 20m

£455

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Wed 25/2

12:25-18:59

1 stop11h 34m

Boston Logan Intl

Sun 1/3

17:10-08:45

1 stop10h 35m

£455

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Wed 29/4

09:10-14:55

1 stop10h 45m

Boston Logan Intl

Mon 4/5

17:25-08:40

1 stop10h 15m

£462

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 28/4

09:10-14:55

1 stop10h 45m

Boston Logan Intl

Thu 7/5

19:35-12:35

2 stops12h 00m

£470

Flights are sorted by cheapest return flights first.

Deals found on 25/1

Showing 1-10 of 19 results
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Best time to book a flight from Southampton to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Southampton with our price prediction graph.
Estimated return 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 Southampton to Boston

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

Currently, July is the cheapest month in which you can book a flight from Southampton to Boston (average of £137). Flying from Southampton to Boston in December is currently the most expensive (average of £363). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Boston. 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 Southampton to Boston?

    Departing from Southampton to Boston will take you 11h 30m. The distance from Southampton to Boston is about 3228 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southampton to Boston 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 Southampton to Boston?

    Currently, July is the cheapest month in which you can book a flight from Southampton to Boston (average of £137). Flying from Southampton to Boston in December is currently the most expensive (average of £363). 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

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Canton
Warwick
Cambridge
Peabody
Somerville
Quincy
Waltham
Chelmsford

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Alternative routes for Southampton to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southampton to Boston?

Cheapflights helps you search for flights from Southampton to Boston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Boston?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Southampton.

Can Cheapflights find flights from Southampton to Boston with no change fees?

Need flexible booking options for your flight to Boston from Southampton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Southampton to Boston become cheaper?

Yes, Cheapflights offers price alerts on Southampton to Boston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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