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Cheap flights from London Southend Airport to Boston from £305

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — BOS
10 Apr — 17 Apr1
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 11 March 2026.

Wed 18/307:10
SEN
-
BOS
2 stops15h 40m
Multiple Airlines
Wed 25/312:35
BOS
-
SEN
2 stops28h 25m
Multiple Airlines
Deal found 7/3£529
Wed 22/408:25
SEN
-
BOS
1 stop17h 40m
Multiple Airlines
Wed 29/423:15
BOS
-
SEN
2 stops33h 25m
Multiple Airlines
Deal found 8/3£574
Sat 18/408:40
SEN
-
BOS
2 stops17h 25m
Multiple Airlines
Sun 26/420:25
BOS
-
SEN
1 stop18h 10m
Multiple Airlines
Deal found 6/3£600
Mon 23/307:15
SEN
-
BOS
2 stops34h 55m
Multiple Airlines
Sun 29/317:20
BOS
-
SEN
2 stops12h 10m
Multiple Airlines
Deal found 8/3£652
Thu 12/306:50
SEN
-
BOS
1 stop19h 05m
Multiple Airlines
Mon 16/323:40
BOS
-
SEN
1 stop16h 05m
Multiple Airlines
Deal found 7/3£663
Wed 25/307:10
SEN
-
BOS
2 stops18h 10m
Multiple Airlines
Wed 1/417:45
BOS
-
SEN
2 stops14h 15m
Multiple Airlines
Deal found 10/3£664
Tue 17/320:20
SEN
-
BOS
2 stops28h 40m
Multiple Airlines
Mon 23/323:40
BOS
-
SEN
1 stop16h 05m
Multiple Airlines
Deal found 10/3£667
Thu 26/306:50
SEN
-
BOS
2 stops18h 30m
Multiple Airlines
Mon 6/410:40
BOS
-
SEN
2 stops19h 40m
Multiple Airlines
Deal found 7/3£686
Thu 2/413:55
SEN
-
BOS
2 stops30h 40m
Multiple Airlines
Tue 7/417:40
BOS
-
SEN
2 stops21h 00m
Multiple Airlines
Deal found 8/3£698
Tue 24/307:35
SEN
-
BOS
2 stops16h 20m
Multiple Airlines
Tue 31/317:20
BOS
-
SEN
2 stops21h 20m
Multiple Airlines
Deal found 6/3£705

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 11 March 2026.

Round-trip from

£574

One-way from

£305

Popular in

July

Cheapest in

September

Average price

£453
22/4-29/4
  • 22/4-29/4
  • 3 total stops
  • 51h 05m total
  • London to Boston
Search Deals
28/4
  • 28/4
  • 3 total stops
  • 48h 45m total
  • London to Boston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£37 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 March 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 11 March 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

Sat 18/4

08:40-21:05

2 stops17h 25m

Boston Logan Intl

Sun 26/4

20:25-19:35

1 stop18h 10m

£600

LondonBoston

SEN - BOS

SENBOS

London Southend

Wed 25/3

07:10-21:20

2 stops18h 10m

Boston Logan Intl

Wed 1/4

17:45-13:00

2 stops14h 15m

£664

LondonBoston

SEN - BOS

SENBOS

London Southend

Thu 26/3

06:50-21:20

2 stops18h 30m

Boston Logan Intl

Mon 6/4

10:40-11:20

2 stops19h 40m

£686

LondonBoston

SEN - BOS

SENBOS

London Southend

Tue 24/3

07:35-19:55

2 stops16h 20m

Boston Logan Intl

Tue 31/3

17:20-19:40

2 stops21h 20m

£705

LondonBoston

SEN - BOS

SENBOS

London Southend

Tue 28/4

06:30-21:05

1 stop19h 35m

Boston Logan Intl

Fri 8/5

22:50-21:45

1 stop17h 55m

£708

LondonBoston

SEN - BOS

SENBOS

London Southend

Thu 2/4

10:10-19:55

2 stops14h 45m

Boston Logan Intl

Wed 8/4

13:00-13:00

2 stops19h 00m

£708

LondonBoston

SEN - BOS

SENBOS

London Southend

Mon 30/3

11:10-15:10

2 stops33h 00m

Boston Logan Intl

Wed 8/4

13:00-13:00

2 stops19h 00m

£723
Fastest return journey

LondonBoston

SEN - BOS

SENBOS

London Southend

Wed 8/4

08:25-19:50

2 stops16h 25m

Boston Logan Intl

Wed 15/4

21:45-13:00

1 stop10h 15m

£747

LondonBoston

SEN - BOS

SENBOS

London Southend

Sun 29/3

07:25-17:40

2 stops15h 15m

Boston Logan Intl

Sun 5/4

15:35-10:30

2 stops13h 55m

£748

LondonBoston

SEN - BOS

SENBOS

London Southend

Fri 3/4

11:20-19:55

2 stops13h 35m

Boston Logan Intl

Sun 5/4

15:35-10:30

2 stops13h 55m

£771

Flights are sorted by cheapest return flights first.

Deals found on 6/3

Showing 1-10 of 21 resultsSorted by cheapest first
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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
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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