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Cheap flights from London Southend Airport to District of Columbia from £401

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — IAD
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southend to District of Columbia

Enter your travel dates to find the best prices.

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

Wed 18/310:35
SEN
-
IAD
2 stops33h 05m
Multiple Airlines
Tue 24/317:45
IAD
-
SEN
2 stops16h 45m
Multiple Airlines
Deal found 16/3£737
Mon 13/411:10
SEN
-
IAD
1 stop13h 25m
Multiple Airlines
Sun 19/418:15
IAD
-
SEN
1 stop11h 15m
Multiple Airlines
Deal found 18/3£834
Thu 16/410:10
SEN
-
IAD
1 stop14h 25m
Multiple Airlines
Thu 23/418:15
IAD
-
SEN
1 stop11h 30m
Multiple Airlines
Deal found 17/3£925
Sat 2/516:50
SEN
-
IAD
2 stops41h 30m
Multiple Airlines
Sat 9/518:15
IAD
-
SEN
1 stop11h 10m
Multiple Airlines
Deal found 18/3£942
Mon 30/316:55
SEN
-
IAD
2 stops23h 40m
Multiple Airlines
Sat 11/413:20
IAD
-
SEN
2 stops25h 25m
Multiple Airlines
Deal found 18/3£1,059
Thu 7/510:10
SEN
-
IAD
2 stops14h 10m
Multiple Airlines
Sat 9/518:15
IAD
-
SEN
1 stop11h 10m
Multiple Airlines
Deal found 21/3£1,131
Fri 20/310:00
SEN
-
IAD
1 stop11h 35m
Multiple Airlines
Sun 29/318:15
IAD
-
SEN
1 stop11h 15m
Multiple Airlines
Deal found 18/3£1,797
Mon 4/511:10
SEN
-
IAD
1 stop13h 25m
Multiple Airlines
Mon 11/520:30
IAD
-
SEN
2 stops35h 25m
Multiple Airlines
Deal found 20/3£1,797
Sat 21/307:15
SEN
-
IAD
1 stop13h 50m
Multiple Airlines
Wed 25/322:40
IAD
-
SEN
2 stops14h 35m
Multiple Airlines
Deal found 20/3£1,925

Find flight deals from Southend to District of Columbia

Keep the following information in mind while searching for Southend to District of Columbia flight deals. Data was last updated 21 March 2026.

Round-trip from

£834

One-way from

£401

Popular in

July

Cheapest in

February

Average price

£520
13/4-19/4
  • 13/4-19/4
  • 2 total stops
  • 24h 40m total
  • London to District of Columbia
Search Deals
9/4
  • 9/4
  • 3 total stops
  • 28h 55m total
  • London to District of Columbia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£54 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 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 District of Columbia 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 March 2026.
Use the filters below to find and compare flights from London Southend Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Mon 13/4

11:10-19:35

1 stop13h 25m

Washington, D.C. Dulles Intl

Sun 19/4

18:15-10:30

1 stop11h 15m

£834

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Thu 16/4

10:10-19:35

1 stop14h 25m

Washington, D.C. Dulles Intl

Thu 23/4

18:15-10:45

1 stop11h 30m

£925

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Sat 2/5

16:50-05:20

2 stops41h 30m

Washington, D.C. Dulles Intl

Sat 9/5

18:15-10:25

1 stop11h 10m

£942

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Thu 7/5

10:10-19:20

2 stops14h 10m

Washington, D.C. Dulles Intl

Sat 9/5

18:15-10:25

1 stop11h 10m

£1,131

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Mon 4/5

11:10-19:35

1 stop13h 25m

Washington, D.C. Dulles Intl

Mon 11/5

20:30-12:55

2 stops35h 25m

£1,797
Cheapest one-way

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Sat 11/4

19:50-14:15

3 stops47h 25m

£402

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Tue 23/6

12:50-15:10

3 stops31h 20m

£404
Fastest single journey

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Wed 29/4

07:05-19:00

2 stops16h 55m

£407

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Fri 10/4

22:00-05:20

3 stops36h 20m

£420

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Fri 5/6

22:00-15:10

3 stops46h 10m

£445

Flights are sorted by cheapest return flights first.

Deals found on 18/3

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Southend to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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.

Cheapflights Insights

Everything you need to know about your flight from London Southend Airport to District of Columbia
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 District of Columbia. 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 District of Columbia that include hotel bookings?

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

  • How can I find direct flights from Southend to District of Columbia?

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

  • Can I find deals for business class flights from Southend to District of Columbia?

    Yes. Cheapflights offers flight deals from Southend to District of Columbia 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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Fly with Cheapflights

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How does Cheapflights help users find flights from Southend to District of Columbia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southend to District of Columbia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Southend to District of Columbia?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to District of Columbia from Southend.

Can Cheapflights find flights from Southend to District of Columbia with no change fees?

Certainly. Search results for flights to District of Columbia from Southend shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Southend to District of Columbia become cheaper?

Yes, Cheapflights offers price alerts on Southend to District of Columbia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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