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Cheap flights from London Southend Airport to District of Columbia from £374

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — IAD
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap 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 16 September 2025.

Round-trip from

£843

One-way from

£374

Popular in

July

Cheapest in

February

Average price

£490
29/9-15/10
  • 29/9-15/10
  • 4 total stops
  • 46h 15m total
  • London to District of Columbia
Search Deals
23/9
  • 23/9
  • 3 total stops
  • 47h 55m total
  • London to District of Columbia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£49 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Southend to District of Columbia

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 16 September 2025.

Fri 19/920:40SEN - IAD
3 stops47h 40mMultiple Airlines
Sun 28/922:20IAD - SEN
2 stops16h 15mMultiple Airlines
Deal found 13/9£725
Mon 29/911:05SEN - IAD
2 stops29h 40mMultiple Airlines
Wed 15/1023:15IAD - SEN
2 stops16h 35mMultiple Airlines
Deal found 14/9£843
Thu 30/1018:05SEN - IAD
2 stops29h 25mMultiple Airlines
Thu 6/1118:50IAD - SEN
1 stop13h 45mMultiple Airlines
Deal found 15/9£973

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 16 September 2025.
Use the filters below to find and compare flights from London Southend Airport to District of Columbia that are best for you.

Fly from

Southend

Fly to

District of Columbia

Route

Depart

Return

Price

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Mon 29/9

11:05-11:45

2 stops29h 40m

Washington, D.C. Dulles Intl

Wed 15/10

23:15-20:50

2 stops16h 35m

£843

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Thu 30/10

18:05-19:30

2 stops29h 25m

Washington, D.C. Dulles Intl

Thu 6/11

18:50-13:35

1 stop13h 45m

£973

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Tue 23/9

20:25-15:20

3 stops47h 55m

£374

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Wed 1/10

17:30-15:20

3 stops26h 50m

£375

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Sun 30/11

15:15-15:15

2 stops29h 00m

£376

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Tue 30/9

20:25-15:20

2 stops47h 55m

£379

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Fri 10/10

16:15-10:16

3 stops47h 01m

£383

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Mon 13/10

20:05-20:50

3 stops29h 45m

£386

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Mon 6/10

06:30-15:20

3 stops37h 50m

£391

LondonWashington, D.C.

SEN - IAD

SENIAD

London Southend

Sat 15/11

06:30-19:30

2 stops18h 00m

£396

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 11 results
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.

  • What is the cheapest month to book a flight from London Southend Airport to District of Columbia?

    Currently, January is the cheapest month in which you can book a flight from London Southend Airport to District of Columbia (average of £599). Flying from London Southend Airport to District of Columbia in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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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