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Cheap flights from London Southend Airport to Boston from £345

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — BOS
22 maj — 29 maj1
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 22 kwietnia 2026.

pt. 29/511:20
SEN
-
BOS
2 stops13h 35m
Multiple Airlines
ndz. 7/615:40
BOS
-
SEN
2 stops13h 50m
Multiple Airlines
Deal found 17/4£607
pon. 4/511:10
SEN
-
BOS
2 stops15h 50m
Multiple Airlines
śr. 13/517:25
BOS
-
SEN
2 stops14h 35m
Multiple Airlines
Deal found 18/4£623
czw. 28/510:10
SEN
-
BOS
2 stops14h 45m
Multiple Airlines
pt. 5/615:40
BOS
-
SEN
2 stops14h 05m
Multiple Airlines
Deal found 20/4£639
pt. 29/511:20
SEN
-
BOS
2 stops13h 35m
Multiple Airlines
pt. 5/615:40
BOS
-
SEN
2 stops14h 05m
Multiple Airlines
Deal found 21/4£702
czw. 28/510:10
SEN
-
BOS
2 stops14h 45m
Multiple Airlines
sob. 6/615:40
BOS
-
SEN
2 stops13h 45m
Multiple Airlines
Deal found 20/4£712
sob. 6/607:55
SEN
-
BOS
2 stops15h 04m
Multiple Airlines
sob. 13/615:40
BOS
-
SEN
2 stops13h 45m
Multiple Airlines
Deal found 19/4£725
ndz. 31/507:25
SEN
-
BOS
1 stop12h 30m
Multiple Airlines
ndz. 14/617:10
BOS
-
SEN
1 stop12h 20m
Multiple Airlines
Deal found 18/4£773

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 22 kwietnia 2026.

Round-trip from

£623

One-way from

£345

Popular in

July

Cheapest in

September

Average price

£493
4/5-13/5
  • 4/5-13/5
  • 4 total stops
  • 30h 25m total
  • London to Boston
Search Deals
29/4
  • 29/4
  • 2 total stops
  • 56h 30m total
  • London to Boston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£38 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 22 kwietnia 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

LondonBoston

SEN - BOS

SENBOS

London Southend

pt. 29/5

11:20-19:55

2 stops13h 35m

Boston Logan Intl

ndz. 7/6

15:40-10:30

2 stops13h 50m

£607

LondonBoston

SEN - BOS

SENBOS

London Southend

pon. 4/5

11:10-22:00

2 stops15h 50m

Boston Logan Intl

śr. 13/5

17:25-13:00

2 stops14h 35m

£623

LondonBoston

SEN - BOS

SENBOS

London Southend

pt. 29/5

11:20-19:55

2 stops13h 35m

Boston Logan Intl

pt. 5/6

15:40-10:45

2 stops14h 05m

£702

LondonBoston

SEN - BOS

SENBOS

London Southend

sob. 6/6

07:55-17:59

2 stops15h 04m

Boston Logan Intl

sob. 13/6

15:40-10:25

2 stops13h 45m

£725
Fastest return journey

LondonBoston

SEN - BOS

SENBOS

London Southend

ndz. 31/5

07:25-14:55

1 stop12h 30m

Boston Logan Intl

ndz. 14/6

17:10-10:30

1 stop12h 20m

£773

LondonBoston

SEN - BOS

SENBOS

London Southend

czw. 7/5

10:10-19:50

2 stops14h 40m

Boston Logan Intl

czw. 14/5

17:20-10:45

2 stops12h 25m

£793

LondonBoston

SEN - BOS

SENBOS

London Southend

wt. 19/5

06:30-21:05

1 stop19h 35m

Boston Logan Intl

pt. 22/5

22:50-21:45

1 stop17h 55m

£833

LondonBoston

SEN - BOS

SENBOS

London Southend

wt. 19/5

06:30-20:20

2 stops18h 50m

Boston Logan Intl

czw. 21/5

15:40-10:45

2 stops14h 05m

£855

LondonBoston

SEN - BOS

SENBOS

London Southend

sob. 13/6

07:55-18:07

2 stops15h 12m

Boston Logan Intl

sob. 20/6

17:10-10:25

1 stop12h 15m

£878
Cheapest one-way

LondonBoston

SEN - BOS

SENBOS

London Southend

śr. 26/8

18:00-18:50

3 stops29h 50m

£366

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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
Waltham
Warwick
Cambridge
Peabody
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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