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Southend

$266+ Cheap flights from Boston (BOS) to Southend (SEN)

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SEN
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Boston to Southend

Cheapest flights from Boston to Southend
Explore the most affordable flight options available from Boston to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/2310:40 pm
BOS
-
SEN
1 stop16h 05m
Multiple Airlines
Thu 3/126:50 am
SEN
-
BOS
1 stop19h 05m
Multiple Airlines
Deal found 2/10$587
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/1611:40 pm
BOS
-
SEN
1 stop16h 05m
Multiple Airlines
Thu 3/196:50 am
SEN
-
BOS
1 stop19h 05m
Multiple Airlines
Deal found 2/11$633
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Wed 3/119:50 pm
BOS
-
SEN
1 stop15h 25m
Multiple Airlines
Mon 3/1612:20 pm
SEN
-
BOS
1 stop11h 35m
Multiple Airlines
Deal found 2/10$680
This Mytrip deal was found by Cheapflights users on 2/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/17:50 pm
BOS
-
SEN
3 stops22h 10m
Multiple Airlines
Thu 3/56:50 am
SEN
-
BOS
2 stops18h 20m
Multiple Airlines
Deal found 2/9$719
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:40 pm
BOS
-
SEN
2 stops13h 20m
Multiple Airlines
Fri 5/811:20 am
SEN
-
BOS
2 stops13h 35m
Multiple Airlines
Deal found 2/10$722
This Mytrip deal was found by Cheapflights users on 2/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:50 pm
BOS
-
SEN
2 stops20h 10m
Multiple Airlines
Wed 2/257:10 am
SEN
-
BOS
2 stops15h 40m
Multiple Airlines
Deal found 2/11$764
This Kiwi.com deal was found by Cheapflights users on 2/12. 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.
Thu 2/198:35 pm
BOS
-
SEN
1 stop11h 15m
Multiple Airlines
Thu 2/266:50 am
SEN
-
BOS
1 stop19h 05m
Multiple Airlines
Deal found 2/12$769
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:35 pm
BOS
-
SEN
2 stops14h 10m
Multiple Airlines
Thu 4/2310:10 am
SEN
-
BOS
2 stops14h 45m
Multiple Airlines
Deal found 2/10$771
This Mytrip deal was found by Cheapflights users on 2/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/218:50 pm
BOS
-
SEN
2 stops16h 15m
Multiple Airlines
Fri 3/2710:00 am
SEN
-
BOS
2 stops16h 15m
Multiple Airlines
Deal found 2/9$776
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 2/1610:40 pm
BOS
-
SEN
1 stop16h 05m
Multiple Airlines
Thu 2/196:50 am
SEN
-
BOS
1 stop19h 05m
Multiple Airlines
Deal found 2/11$785
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 9/411:00 pm
BOS
-
SEN
1 stop17h 45m
Multiple Airlines
Wed 9/98:25 am
SEN
-
BOS
1 stop17h 50m
Multiple Airlines
Deal found 2/10$792
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/193:35 pm
BOS
-
SEN
2 stops13h 55m
Multiple Airlines
Sun 4/267:25 am
SEN
-
BOS
2 stops31h 24m
Multiple Airlines
Deal found 2/10$800

Find flight deals from Boston to Southend

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Southend (SEN). 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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$587
(Kiwi.com)

One-way from

$266
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$546
Provider with most accurate pricing for Boston Logan Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-London (LON) flights.
Search Deals
From Boston Logan Intl to London Southend
Search Deals
One-way flight from Boston Logan Intl to London Southend
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Southend 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 February 12, 2026.
Use the filters below to find and compare flights from Boston to London Southend Airport that are best for you.

Fly from

Boston

Fly to

Southend

Route

Depart

Return

Price

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Mon 2/23

10:40 pm-7:45 pm

1 stop16h 05m

London Southend

Thu 3/12

6:50 am-9:55 pm

1 stop19h 05m

$587

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Wed 3/11

9:50 pm-5:15 pm

1 stop15h 25m

London Southend

Mon 3/16

12:20 pm-7:55 pm

1 stop11h 35m

$680

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Wed 4/29

6:40 pm-1:00 pm

2 stops13h 20m

London Southend

Fri 5/8

11:20 am-7:55 pm

2 stops13h 35m

$722

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Thu 4/16

3:35 pm-10:45 am

2 stops14h 10m

London Southend

Thu 4/23

10:10 am-7:55 pm

2 stops14h 45m

$771

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Sat 3/21

8:50 pm-5:05 pm

2 stops16h 15m

London Southend

Fri 3/27

10:00 am-10:15 pm

2 stops16h 15m

$776

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Sun 4/19

3:35 pm-10:30 am

2 stops13h 55m

London Southend

Sun 4/26

7:25 am-9:49 am

2 stops31h 24m

$800

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Thu 3/19

6:40 pm-12:50 pm

2 stops14h 10m

London Southend

Sun 3/29

7:25 am-7:12 pm

2 stops16h 47m

$814

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Thu 4/16

3:35 pm-10:45 am

2 stops14h 10m

London Southend

Sun 4/19

7:25 am-5:40 pm

2 stops15h 15m

$815

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Sun 5/3

10:35 am-10:30 am

2 stops18h 55m

London Southend

Fri 5/15

11:20 am-7:55 pm

2 stops13h 35m

$834

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Thu 3/26

6:40 pm-12:50 pm

2 stops14h 10m

London Southend

Thu 4/2

10:10 am-7:55 pm

2 stops14h 45m

$860

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 20 results
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Best time to book a flight from Boston to Southend

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

Related info for your journey

Find useful and relevant information for your journey from Boston to Southend. 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 from for flights from Boston to London Southend?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to London Southend. On average, Logan Intl has 0 outbound flights to London Southend per day from 0 airlines. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Southend 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

Traveling to a place near London Southend Airport?

Book flights to London Southend Airport if you plan to visit one of these locations
Ilford
Croydon
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

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