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Cheap flights from London Southend Airport to Boston from £355

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — BOS
21 Jul — 28 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southend to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Southend to Boston
Explore the most affordable flight options available from Southend to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 June 2026.

Sat 20/616:50
SEN
-
BOS
3 stops32h 30m
Multiple Airlines
Thu 25/618:50
BOS
-
SEN
2 stops19h 20m
Multiple Airlines
Deal found 17/6£775
Mon 29/619:20
SEN
-
BOS
3 stops42h 45m
Multiple Airlines
Wed 1/721:45
BOS
-
SEN
1 stop13h 55m
Multiple Airlines
Deal found 19/6£783
Sat 20/616:50
SEN
-
BOS
3 stops32h 30m
Multiple Airlines
Thu 2/717:10
BOS
-
SEN
1 stop12h 35m
Multiple Airlines
Deal found 19/6£797
Sat 20/616:50
SEN
-
BOS
3 stops32h 30m
Multiple Airlines
Wed 24/620:05
BOS
-
SEN
2 stops20h 45m
Multiple Airlines
Deal found 17/6£809
Sun 28/617:25
SEN
-
BOS
3 stops44h 40m
Multiple Airlines
Thu 2/717:10
BOS
-
SEN
1 stop12h 35m
Multiple Airlines
Deal found 19/6£818
Mon 22/619:20
SEN
-
BOS
3 stops42h 45m
Multiple Airlines
Fri 26/620:05
BOS
-
SEN
2 stops20h 40m
Multiple Airlines
Deal found 17/6£825
Mon 22/619:20
SEN
-
BOS
3 stops42h 45m
Multiple Airlines
Wed 24/620:05
BOS
-
SEN
2 stops20h 45m
Multiple Airlines
Deal found 17/6£839
Sun 28/617:25
SEN
-
BOS
3 stops44h 40m
Multiple Airlines
Wed 1/721:45
BOS
-
SEN
1 stop13h 55m
Multiple Airlines
Deal found 20/6£844
Fri 25/911:20
SEN
-
BOS
1 stop13h 15m
Multiple Airlines
Sun 4/1017:25
BOS
-
SEN
1 stop12h 05m
Multiple Airlines
Deal found 18/6£863

Find flight deals from Southend to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Southend (SEN) 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 21 June 2026.

Round-trip from

£863

One-way from

£355

Popular in

June

Cheapest in

September

Average price

£611
25/9-4/10
  • 25/9-4/10
  • 2 total stops
  • 25h 20m total
  • London to Boston
Search Deals
21/9
  • 21/9
  • 2 total stops
  • 31h 50m total
  • London to Boston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£53 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southend 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 21 June 2026.
Use the filters below to find and compare flights from London Southend Airport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonBoston

SEN - BOS

SENBOS

London Southend

Fri 25/9

11:20-19:35

1 stop13h 15m

Boston Logan Intl

Sun 4/10

17:25-10:30

1 stop12h 05m

£863

LondonBoston

SEN - BOS

SENBOS

London Southend

Tue 14/7

07:00-14:45

2 stops36h 45m

Boston Logan Intl

Thu 23/7

19:10-10:45

1 stop10h 35m

£907

LondonBoston

SEN - BOS

SENBOS

London Southend

Sun 9/8

07:35-14:55

2 stops36h 20m

Boston Logan Intl

Wed 26/8

22:55-21:50

1 stop17h 55m

£937

LondonBoston

SEN - BOS

SENBOS

London Southend

Sun 2/8

07:35-16:37

1 stop14h 02m

Boston Logan Intl

Sun 9/8

23:40-18:50

2 stops14h 10m

£1,038

LondonBoston

SEN - BOS

SENBOS

London Southend

Fri 3/7

11:20-19:35

1 stop13h 15m

Boston Logan Intl

Wed 29/7

21:45-16:40

1 stop13h 55m

£1,309
Cheapest one-way

LondonBoston

SEN - BOS

SENBOS

London Southend

Mon 21/9

16:00-18:50

2 stops31h 50m

£355

LondonBoston

SEN - BOS

SENBOS

London Southend

Sat 10/10

16:50-21:45

1 stop33h 55m

£356

LondonBoston

SEN - BOS

SENBOS

London Southend

Sun 15/11

15:15-14:40

2 stops28h 25m

£372

LondonBoston

SEN - BOS

SENBOS

London Southend

Mon 13/7

19:20-10:29

3 stops44h 09m

£373

LondonBoston

SEN - BOS

SENBOS

London Southend

Sat 17/10

16:50-21:45

1 stop33h 55m

£384

Flights are sorted by cheapest return flights first.

Deals found on 16/6

Showing 1-10 of 15 resultsSorted by cheapest first
1
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Best time to book a flight from Southend to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Southend 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.

Related info for your journey

Find useful and relevant information for your journey from Southend to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from London Southend?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly into when you book flights from London Southend to Boston. 0 airlines have flights to Logan Intl from London Southend on a regular basis. Booking flights from London Southend to Boston Logan Intl should not be difficult; the airport handles an average of 0 inbound flights from London Southend per day.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southend 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.

See more FAQs

Travelling to a place near Boston?

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

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

Deals for Southend to Boston flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Boston from Southend by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Southend to Boston with no change fees.

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

Of course! You can now track prices for flights from Southend to Boston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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