$511+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SOU
Dec 5 — Dec 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 November 5, 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 November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Fri 12/45:15 pm -
1 stop10h 30m
Fri 12/111:25 pm -
2 stops30h 30m
Deal found 11/4![Multiple Airlines logo]()
$761
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sun 11/299:20 pm -
1 stop9h 35m
Sun 12/69:20 am -
2 stops39h 35m
Deal found 11/1![Multiple Airlines logo]()
$785
This WAYA deal was found by Cheapflights users on 11/4. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:15 pm -
1 stop10h 30m
Fri 12/1112:25 pm -
1 stop11h 40m
Deal found 11/4![Aer Lingus logo]()
$906
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sun 11/299:20 pm -
1 stop9h 35m
Sun 12/69:20 am -
1 stop14h 45m
Deal found 11/1![Aer Lingus logo]()
$907
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 12/155:15 pm -
2 stops34h 25m
Tue 12/228:00 pm -
1 stop22h 55m
Deal found 10/31![Multiple Airlines logo]()
$1,016
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 12/159:20 pm -
1 stop30h 30m
Tue 12/228:00 pm -
1 stop22h 55m
Deal found 10/31![Aer Lingus logo]()
$1,097
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 November 5, 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 November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sun 11/299:20 pm -
1 stop9h 35m
Sun 12/69:20 am -
2 stops39h 35m
Deal found 11/1![Multiple Airlines logo]()
$785
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 12/159:20 pm -
1 stop30h 30m
Tue 12/228:00 pm -
1 stop22h 55m
Deal found 10/31![Aer Lingus logo]()
$1,097
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/184:40 pm -
1 stop11h 05m
Fri 4/239:20 am -
2 stops31h 41m
Deal found 11/2![Delta logo]()
$1,127
This KLM deal was found by Cheapflights users on 11/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/151:05 pm -
2 stops14h 05m
Tue 12/228:40 am -
2 stops18h 54m
Deal found 11/1![KLM logo]()
$1,240
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Tue 12/155:15 pm -
1 stop10h 35m
Tue 12/2212:15 pm -
2 stops30h 40m
Deal found 11/1![Multiple Airlines logo]()
$1,066
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/194:40 pm -
1 stop11h 05m
Fri 4/239:20 am -
2 stops28h 44m
Deal found 11/2![Delta logo]()
$1,127
This KAYAK deal was found by Cheapflights users on 11/3. 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 12/85:15 pm -
1 stop10h 35m
Mon 12/148:00 pm -
1 stop22h 55m
Deal found 11/3![Aer Lingus logo]()
$1,260
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/179:55 am -
2 stops17h 50m
Fri 4/239:20 am -
2 stops28h 44m
Deal found 11/2![Delta logo]()
$1,181
This KAYAK deal was found by Cheapflights users on 10/31. 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 12/49:20 pm -
1 stop30h 25m
Sun 12/612:25 pm -
1 stop11h 40m
Deal found 10/31![Aer Lingus logo]()
$1,271
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/184:40 pm -
1 stop11h 05m
Sun 4/255:35 pm -
1 stop29h 45m
Deal found 11/2![Delta logo]()
$1,237
Last-minute flights from Boston to SouthamptonDiscover last-minute flight deals from Boston to Southampton. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Southampton. Data last updated November 5, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sun 11/299:20 pm -
1 stop9h 35m
Sun 12/69:20 am -
2 stops39h 35m
Deal found 11/1![Multiple Airlines logo]()
$785
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sun 11/299:20 pm -
1 stop9h 35m
Sun 12/69:20 am -
1 stop14h 45m
Deal found 11/1![Aer Lingus logo]()
$907
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Fri 12/45:15 pm -
1 stop10h 30m
Fri 12/111:25 pm -
2 stops30h 30m
Deal found 11/4![Multiple Airlines logo]()
$761
This WAYA deal was found by Cheapflights users on 11/4. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:15 pm -
1 stop10h 30m
Fri 12/1112:25 pm -
1 stop11h 40m
Deal found 11/4![Aer Lingus logo]()
$906
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 12/155:15 pm -
2 stops34h 25m
Tue 12/228:00 pm -
1 stop22h 55m
Deal found 10/31![Multiple Airlines logo]()
$1,016
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 12/159:20 pm -
1 stop30h 30m
Tue 12/228:00 pm -
1 stop22h 55m
Deal found 10/31![Aer Lingus logo]()
$1,097
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 November 5, 2026.
Search for one-way flight options from Boston to Southampton. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/145:15 pm -
1 stop13h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Aer Lingus logo]()
$511
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1410:20 pm -
1 stop30h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Aer Lingus logo]()
$545
This KAYAK deal was found by Cheapflights users on 11/3. 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 12/195:15 pm -
1 stop10h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Aer Lingus logo]()
$883
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/135:15 pm -
1 stop10h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Aer Lingus logo]()
$3,535
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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $761 (Kiwi.com) |
One-way from | $511 (KAYAK) |
Popular in | June |
Cheapest in | January |
Average price | $763 |
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 November 5, 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
Sun 3/14
10:20 pm-8:50 am
1 stop30h 30m
Southampton Eastleigh
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$545
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Sun 11/29
9:20 pm-11:55 am
1 stop9h 35m
Southampton Eastleigh
Sun 12/6
9:20 am-7:55 pm
2 stops39h 35m
$785
Quickest round-trip
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Sat 12/19
5:15 pm-8:45 am
1 stop10h 30m
Southampton Eastleigh
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$883
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Tue 12/15
5:15 pm-8:50 am
1 stop10h 35m
Southampton Eastleigh
Tue 12/22
12:15 pm-1:55 pm
2 stops30h 40m
$1,066
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Tue 12/15
9:20 pm-8:50 am
1 stop30h 30m
Southampton Eastleigh
Tue 12/22
8:00 pm-1:55 pm
1 stop22h 55m
$1,097
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Sun 4/18
4:40 pm-8:45 am
1 stop11h 05m
Southampton Eastleigh
Fri 4/23
9:20 am-12:01 pm
2 stops31h 41m
$1,127
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Mon 4/19
4:40 pm-8:45 am
1 stop11h 05m
Southampton Eastleigh
Fri 4/23
9:20 am-9:04 am
2 stops28h 44m
$1,127
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Sat 4/17
9:55 am-8:45 am
2 stops17h 50m
Southampton Eastleigh
Fri 4/23
9:20 am-9:04 am
2 stops28h 44m
$1,181
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Sun 4/18
4:40 pm-8:45 am
1 stop11h 05m
Southampton Eastleigh
Sun 4/25
5:35 pm-6:20 pm
1 stop29h 45m
$1,237
BostonSouthampton
BOS Boston Logan Intl - SOU Southampton Eastleigh
BOSSOU
Boston Logan Intl
Tue 12/15
1:05 pm-8:10 am
2 stops14h 05m
Southampton Eastleigh
Tue 12/22
8:40 am-10:34 pm
2 stops18h 54m
$1,240
Showing 1-10 of 12 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 November.
| 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 Accuracy2 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 November 5, 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.
Comfort
7.2
Entertainment
7.0
Food
6.7
Boarding
7.5
Overall
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
BOS - SNN
Comfort
7.2
Entertainment
7.0
Food
6.7
Boarding
7.5
Overall
7.3
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Boston
Popular flights
Southampton flight routes
Alternative routes for Boston to Southampton
See prices for flight routes from nearby airports that may be better suited for you.
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 November 5, 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 November 5, 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 November 5, 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 November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$698 | Average$943 | FlexibilityNo cancel fee | On-timeN/A |