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£80+ Cheap flights from Washington, D.C.

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
WAS — LHR
16 Jul — 23 Jul1
1 adult

What to know about flights from Washington, D.C.

Discover essential information about flights departing from Washington, D.C., including flight schedules, destinations, airlines operating at the Washington, D.C. airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 11 July 2025.

Cheapest airline

Air Canada

Good round-trip deal

£56 or less

Good one-way deal

£44 or less
On average, Air Canada currently has the cheapest one-way flight from Washington, D.C. (avg. price of £453).
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Price to beat on a round-trip flight from Washington, D.C..
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Price to beat on a one-way flight from Washington, D.C..
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Find flights from Washington, D.C.

Cheapest flights from Washington, D.C.
Explore the most affordable flight options available from Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 11 July 2025.

Mon 18/822:20IAD - LGW
2 stops17h 05mTAP AIR PORTUGAL
Tue 26/810:35LGW - IAD
1 stop15h 15mTAP AIR PORTUGAL
Deal found 11/7£400
Wed 17/917:50IAD - LHR
Nonstop7h 30mDelta
Tue 23/908:40LHR - IAD
1 stop11h 55mDelta
Deal found 10/7£400
Mon 25/822:20IAD - LTN
2 stops18h 05mMultiple Airlines
Mon 1/909:00LTN - IAD
2 stops35h 20mMultiple Airlines
Deal found 10/7£400
Tue 2/917:00IAD - STN
2 stops16h 20mMultiple Airlines
Tue 9/910:45STN - IAD
2 stops33h 35mMultiple Airlines
Deal found 11/7£401
Mon 22/920:45IAD - LCY
1 stop10h 45mSWISS
Tue 30/909:25LCY - IAD
1 stop11h 50mSWISS
Deal found 10/7£401
Sun 31/817:46DCA - LHR
1 stop9h 04mIberia
Thu 11/909:15LHR - DCA
2 stops18h 52mIberia
Deal found 10/7£401
Wed 8/1017:50IAD - LHR
Nonstop7h 25mBritish Airways
Mon 13/1017:00LHR - IAD
Nonstop8h 15mBritish Airways
Deal found 11/7£401
Wed 3/913:40DCA - LGW
2 stops15h 20mVirgin Atlantic
Mon 8/912:00LGW - DCA
2 stops16h 46mVirgin Atlantic
Deal found 10/7£401
Sun 31/818:04IAD - LHR
1 stop15h 21mIberia
Mon 13/1020:00LHR - IAD
1 stop24h 00mIberia
Deal found 10/7£402
Tue 16/918:45DCA - LHR
1 stop10h 15mAir Canada
Tue 30/906:50LHR - DCA
2 stops14h 01mAir Canada
Deal found 9/7£403
Tue 16/912:55DCA - LGW
3 stops17h 50mMultiple Airlines
Tue 23/906:00LGW - DCA
2 stops20h 51mMultiple Airlines
Deal found 9/7£403
Mon 25/817:45IAD - LGW
2 stops22h 10mMultiple Airlines
Mon 1/908:40LGW - IAD
2 stops35h 40mMultiple Airlines
Deal found 10/7£403

Find flights from Washington, D.C. within your budget

Find flights departing from Washington, D.C. that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 11 July 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Mon 18/8

22:20-20:25

2 stops17h 05m

London Gatwick

Tue 26/8

10:35-20:50

1 stop15h 15m

£400

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 17/9

17:50-06:20

Nonstop7h 30m

London Heathrow

Tue 23/9

08:40-15:35

1 stop11h 55m

£400

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Mon 25/8

22:20-21:25

2 stops18h 05m

London Luton

Mon 1/9

09:00-15:20

2 stops35h 20m

£400

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 22/9

20:45-12:30

1 stop10h 45m

London City

Wed 1/10

09:25-16:15

1 stop11h 50m

£401

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Sun 31/8

17:46-07:50

1 stop9h 04m

London Heathrow

Thu 11/9

09:15-23:07

2 stops18h 52m

£401

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 8/10

17:50-06:15

Nonstop7h 25m

London Heathrow

Mon 13/10

17:00-20:15

Nonstop8h 15m

£401

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 3/9

13:40-10:00

2 stops15h 20m

London Gatwick

Mon 8/9

12:00-23:46

2 stops16h 46m

£401

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Tue 2/9

17:00-14:20

2 stops16h 20m

London Stansted

Tue 9/9

10:45-15:20

2 stops33h 35m

£401

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 31/8

18:04-12:45

1 stop13h 41m

London Heathrow

Wed 15/10

20:00-15:00

1 stop24h 00m

£402

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Tue 16/9

18:45-10:00

1 stop10h 15m

London Heathrow

Tue 30/9

06:50-15:51

2 stops14h 01m

£403

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly from Washington, D.C. 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.

Travel insights for flights from Washington, D.C.

Get recent, data-driven insights about flights from Washington, D.C. including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Washington, D.C.?

Use this chart to determine the optimal time to book a return flight from Washington, D.C. to Heathrow. Price data was last updated on 27 June 2025.

Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C.?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. (average of £350). Flying from Washington, D.C. in June will prove the most costly (average of £556). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Washington, D.C.?

Many airlines operate round-trip flights from Washington, D.C.: British Airways, Virgin Atlantic, Iberia, United Airlines, Lufthansa. These airlines fly to the following popular destinations: London.

British Airways
British Airways
From £549
Virgin Atlantic
Virgin Atlantic
From £567
Frontier
Frontier
From £38
United Airlines
United Airlines
From £170

What are popular destinations to fly to from Washington, D.C.?

If you’re flying from Washington, D.C., these routes are more frequently taken by airlines New York (1,237 flights per day), Chicago (949 flights per day) and Detroit (616 flights per day).

London
London
From £357
Reykjavik
Reykjavik
From £203
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From £81
Dublin
Dublin
From £362

What is the cheapest place to fly to from Washington, D.C.?

The cheapest city to fly to from Washington, D.C. is Tampa, with prices starting at £29. Explore other affordable destinations below.

Tampa
Tampa
From £39
Los Angeles
Los Angeles
From £44
Orlando
Orlando
From £58
Detroit
Detroit
From £63

Airline reviews for flights from Washington, D.C.

Get insights into the airlines that provide service from Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Washington, D.C.. In the last 7 days, Cheapflights users made a total of 858,174 searches.
See what other customers who have flown with Delta, KLM, andFinnair from Washington, D.C. have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,951 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,372 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,312 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,655 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,848 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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Direct flights from District of Columbia

Book a direct flight from one of these other cities located in District of Columbia.
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Direct flights from Memphis
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Direct flights from Charleston
Direct flights from Cleveland
Direct flights from Oklahoma City
Direct flights from Jacksonville
Direct flights from Richmond

Related info for your journey

Access useful and relevant information related to your journey from Washington, D.C.. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 11 July 2025.

  • What are the most popular destinations to fly to from Washington, D.C.?

    This month, the top selected destinations from Washington, D.C. are Boston, Atlanta, Athens. Throughout the year, Boston, Atlanta, Athens are some of the top choices made by users flying from Washington, D.C..

  • What is the cheapest airport to fly out of Washington, D.C.?

    Washington, D.C. Reagan-National airport offers the cheapest routes to Miami, from £135; whereas Baltimore/Washington airport is typically cheaper if you're flying to Edinburgh, from £307. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What are the cheapest airlines flying from Washington, D.C. to anywhere?

    Over the past few days, we've found that Frontier, Porter Airlines, and Spirit Airlines have the cheapest prices from Washington, D.C.. Frontier flights from Washington, D.C. to Denver Intl (£43), Porter Airlines flights from Washington, D.C. to Toronto (£66), and Spirit Airlines flights from Washington, D.C. to Las Vegas Harry Reid Intl (£76).

  • What is the cheapest month to fly from Washington, D.C.?

    At the present moment the cheapest month to fly from Washington, D.C. is currently January; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Washington, D.C.?

    Check out the cheapest flights from Washington, D.C. to embark to:
    Travel from Washington, D.C. to Miami from £135 round trip
    Travel from Baltimore to London from £307 round trip
    Travel from Baltimore to Edinburgh from £308 round trip
    Travel from Baltimore to Manchester from £335 round trip
    Travel from Baltimore to Glasgow from £367 round trip

  • How does Cheapflights help users find flights from Washington, D.C.?

    Deals for flights from Washington, D.C. 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 to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from Washington, D.C.?

    Millions of users choose and trust Cheapflights to book the best flight deals from Washington, D.C. for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Washington, D.C. with no change fees?

    Need flexible booking options for your flight from Washington, D.C. ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

  • Can Cheapflights notify me if prices for flights from Washington, D.C. become cheaper?

    Yes, Cheapflights offers price alerts on flights from Washington, D.C. so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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How does Cheapflights help users find flights from Washington, D.C.?

Deals for flights from Washington, D.C. 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 to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C.?

Millions of users choose and trust Cheapflights to book the best flight deals from Washington, D.C. for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Washington, D.C. with no change fees?

Need flexible booking options for your flight from Washington, D.C. ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Washington, D.C. become cheaper?

Yes, Cheapflights offers price alerts on flights from Washington, D.C. so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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