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$542+ Cheap flights from Southend (SEN) to Washington

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — SEA
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Southend to Washington

One-way flights from Southend to Washington
Search for one-way flight options from Southend to Washington. Find affordable one-way fares based on user searches. Data last updated December 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/12. 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 4/25:15 pmSEN - SEA
2 stops31h 44mMultiple Airlines
Deal found 12/12$542
This Mytrip deal was found by Cheapflights users on 12/14. 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.
Mon 2/237:20 amSEN - SEA
2 stops17h 40mMultiple Airlines
Deal found 12/14$729
This Mytrip deal was found by Cheapflights users on 12/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:35 amSEN - SEA
2 stops17h 25mMultiple Airlines
Deal found 12/12$736
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 1/57:15 amSEN - SEA
3 stops47h 33mMultiple Airlines
Deal found 12/14$781
This Mytrip deal was found by Cheapflights users on 12/14. 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.
Fri 1/167:35 amSEN - SEA
2 stops17h 25mMultiple Airlines
Deal found 12/14$787
This Mytrip deal was found by Cheapflights users on 12/14. 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 2/287:15 amSEN - SEA
2 stops17h 45mMultiple Airlines
Deal found 12/14$850
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Wed 12/247:10 amSEN - SEA
2 stops34h 07mMultiple Airlines
Deal found 12/12$853
This Mytrip deal was found by Cheapflights users on 12/13. 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 1/257:10 amSEN - SEA
2 stops17h 50mMultiple Airlines
Deal found 12/13$875
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/2112:55 pmSEN - SEA
3 stops34h 45mMultiple Airlines
Deal found 12/14$885
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Mon 12/225:30 pmSEN - SEA
3 stops31h 35mMultiple Airlines
Deal found 12/12$888
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 5/1510:00 pmSEN - SEA
3 stops25h 50mMultiple Airlines
Deal found 12/13$1,051

Find flight deals from Southend to Washington

Keep the following information in mind while searching for Southend to Washington flight deals. Data was last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

July

Cheapest in

January

Average price

$853
Provider with most accurate pricing for London (LON)-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Seattle/Tacoma Intl flights.
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Southend to Washington 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 December 14, 2025.
Use the filters below to find and compare flights from London Southend Airport to Washington that are best for you.

Fly from

Southend

Fly to

Washington

Route

Depart

Return

Price

LondonSeattle

SEN - SEA

SENSEA

London Southend

Thu 4/2

5:15 pm-4:59 pm

2 stops31h 44m

$542

LondonSeattle

SEN - SEA

SENSEA

London Southend

Mon 2/23

7:20 am-5:00 pm

2 stops17h 40m

$729

LondonSeattle

SEN - SEA

SENSEA

London Southend

Fri 3/6

7:35 am-5:00 pm

2 stops17h 25m

$736

LondonSeattle

SEN - SEA

SENSEA

London Southend

Mon 1/5

7:15 am-10:48 pm

3 stops47h 33m

$781

LondonSeattle

SEN - SEA

SENSEA

London Southend

Fri 1/16

7:35 am-5:00 pm

2 stops17h 25m

$787

LondonSeattle

SEN - SEA

SENSEA

London Southend

Sat 2/28

7:15 am-5:00 pm

2 stops17h 45m

$850

LondonSeattle

SEN - SEA

SENSEA

London Southend

Wed 12/24

7:10 am-9:17 am

2 stops34h 07m

$853

LondonSeattle

SEN - SEA

SENSEA

London Southend

Sun 1/25

7:10 am-5:00 pm

2 stops17h 50m

$875

LondonSeattle

SEN - SEA

SENSEA

London Southend

Sun 12/21

12:55 pm-3:40 pm

3 stops34h 45m

$885

LondonSeattle

SEN - SEA

SENSEA

London Southend

Mon 12/22

5:30 pm-5:05 pm

3 stops31h 35m

$888

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 11 results
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Best time to book a flight from Southend to Washington

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

Cheapflights Insights

Everything you need to know about your flight from London Southend Airport to Washington
No data available for this route at this time. Please check back soon.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southend to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Alternative routes for Southend to Washington

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