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$634+ Cheap flights from Southampton (SOU) to Boston (BOS)

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BOS
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap 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 July 2, 2025.

Round-trip from

$634
(KLM)

Popular in

August

Cheapest in

September

Average price

$743
From Southampton Eastleigh to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($68 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 July 2025
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Find flight deals from Southampton to Boston

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 July 2, 2025.

This KLM deal was found by Cheapflights users on 7/2. 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.
Sun 11/25:20 pmSOU - BOS
1 stop30h 45mKLM
Sun 11/99:05 pmBOS - SOU
1 stop30h 20mKLM
Deal found 7/2$634
This Delta deal was found by Cheapflights users on 7/1. 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.
Sun 12/145:20 pmSOU - BOS
1 stop25h 00mDelta
Fri 1/99:05 pmBOS - SOU
1 stop14h 45mDelta
Deal found 7/1$749
This TravelUp deal was found by Cheapflights users on 7/1. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:25 pmSOU - BOS
2 stops33h 34mVirgin Atlantic
Fri 8/228:50 pmBOS - SOU
2 stops30h 55mVirgin Atlantic
Deal found 7/1$954
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 7/78:30 pmSOU - BOS
2 stops53h 45mMultiple Airlines
Mon 7/149:25 pmBOS - SOU
1 stop29h 40mMultiple Airlines
Deal found 7/1$987
This TravelUp deal was found by Cheapflights users on 7/1. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/75:15 pmSOU - BOS
1 stop30h 30mAer Lingus
Mon 7/145:30 pmBOS - SOU
1 stop10h 10mAer Lingus
Deal found 7/1$1,267

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated July 2, 2025.
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

Sun 11/2

5:20 pm-7:05 pm

1 stop30h 45m

Boston Logan Intl

Sun 11/9

1:10 pm-8:25 am

2 stops14h 15m

$634

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Sun 12/14

9:30 am-1:20 pm

1 stop32h 50m

Boston Logan Intl

Fri 1/9

11:00 am-4:50 pm

2 stops24h 50m

$749

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Fri 8/15

6:25 pm-10:59 pm

2 stops33h 34m

Boston Logan Intl

Fri 8/22

8:50 pm-8:45 am

2 stops30h 55m

$954

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Mon 7/28

8:30 pm-8:05 pm

3 stops28h 35m

Boston Logan Intl

Mon 8/4

11:35 pm-7:30 pm

2 stops14h 55m

$1,043

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Sat 8/16

5:35 pm-1:35 pm

1 stop25h 00m

$1,991

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 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 Southampton to Boston

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

Currently, January is the cheapest month in which you can book a flight from Southampton to Boston (average of $218). Flying from Southampton to Boston in June is currently the most expensive (average of $306). 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 Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated July 2, 2025.
Read through reviews of airlines operating flights from Southampton to Boston, such as Delta, KLM, and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,975 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,975 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    KLM, at $634, was found to be the cheapest airline from Southampton to Boston.Alternate airlines to your destination round-trip include Delta and Virgin Atlantic.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from Southampton to Boston (average of $218). Flying from Southampton to Boston in June is currently the most expensive (average of $306). 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

Traveling to a place near Southampton?

Book flights to Southampton if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Seabrook
Waltham
Framingham
Cranston
Randolph
Chestnut Hill
Chelsea
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea
Lincoln
Quincy

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