| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (KEF) FI0451, FI0645 11h 15min | Return 08/25/26 1 Stopover (KEF) FI0644, FI0450 10h 25min |  Icelandair |  | ? | $538 | |
| Best option London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (MUC) LH2471, LH0414 15h 25min | Return 08/25/26 direct LH9259 07h 25min |  Lufthansa |  | $673 | ||
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (KEF) FI0455, FI0649 29h 50min | Return 08/25/26 1 Stopover (KEF) FI0648, FI0454 16h 00min | Icelandair |  | $540 | ||
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (KEF) FI0451, FI0645 11h 15min | Return 08/25/26 1 Stopover (KEF) FI0644, FI0454 18h 50min | Icelandair |  | $566 | ||
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (KEF) FI0455, FI0649 29h 50min | Return 08/25/26 1 Stopover (KEF) FI0648, FI0454 16h 00min | Icelandair |  | $567 | ||
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (DUB) BA5955, BA6141 10h 55min | Return 08/25/26 1 Stopover (DUB) BA6140, BA5954 10h 50min |  British Airways |  | $619 | ||
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (KEF) FI0455, FI0645 26h 55min | Return 08/25/26 1 Stopover (KEF) FI0648, FI0454 16h 00min | Icelandair |  | ? | $621 | |
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (DUB) EI0159, EI0119 12h 10min | Return 08/25/26 1 Stopover (DUB) EI0116, EI0152 09h 50min |  Aer Lingus Irish Airlines |  | ? | $622 | |
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (DUB) BA5953, BA6141 11h 55min | Return 08/25/26 1 Stopover (DUB) BA6140, BA5952 09h 50min | British Airways |  | ? | $633 | |
| London Heathrow Washington DC | Outbound 08/20/26 1 Stopover (DUB) BA5963, BA6159 10h 45min | Return 08/25/26 1 Stopover (DUB) BA6140, BA5952 09h 50min | British Airways |  | $637 |
Airline
- Icelandair
- British Airways
- Lufthansa
- Aer Lingus Irish Airlines
Tips and tricks to help you find cheap flights from London Heathrow to Washington DC
Favorite airline: Aer Lingus
Flight tickets on the route London Heathrow – Washington DC are most frequently booked with Aer Lingus.
Aer Lingus
26 %
SAS
25 %
TAP Portugal
21 %
Cheapest weekday: Thursday
The cheapest flights on this route are operated on Thursday.
Direct flights are more expensive
Flights with a stopover are on average $270.00 cheaper than direct flights.
non stop flight
1 stop
08h 05min
24h 35min
$695
$425
Favourite connection: via Dublin
Flights with a stopover in Dublin are the most popular connection for this route.
Route
bookings
1 stopover Dublin
14h 20min, from $547
26 %
1 stopover Copenhagen
23h 55min, from $480
25 %
1 stopover Lisbon
24h 35min, from $425
21 %
Important flight information
Flight information: London Heathrow - Washington DC
| Roundtrip from | $537.40 |
|---|---|
| Flight duration | min. 08:20 / max. 08:45 |
| Return flight duration | min. 07:00/ max. 07:25 |
| Distance | 5908 km |
| Flights per week | 52 |
| Departure airport | Airport London Heathrow (LHR) |
| Departure country | Flights from United Kingdom |
| Arrival airport | Airport Washington DC - Dulles International Airport, DC (IAD) |
| Destination country | Flights to United States |
| Departure country - Arrival airport | United Kingdom - Washington DC - Dulles International Airport, DC |
| City-Code - Arrival airport | London - Washington DC - Dulles International Airport, DC |
| Departure airport - Destination country | London Heathrow - United States |
| Departure airport - City-Code | London Heathrow - Washington-DC |
Alternative routes to United States
- Flight London Heathrow - New York from $727
- Flight London Heathrow - Chicago O'Hare from $861
- Flight London Heathrow - Atlanta from $658
- Flight London Heathrow - Los Angeles from $639
- Flight London Heathrow - Miami from $725
- Flight London Heathrow - San Francisco from $656
- Flight London Heathrow - Newark from $762
Flight destinations with a similar price
- Flight Washington DC - Miami from $216
- Flight Washington DC - Los Angeles from $227
- Flight Washington DC - Orlando from $166
- Flight Washington DC - San Francisco from $287
- Flight Washington DC - Las Vegas from $296
- Flight Washington DC - Boston from $254
- Flight Washington DC - Fort Myers from $368
- Flight Washington DC - Atlanta from $131
- Flight Washington DC - Tampa from $247
- Flight Washington DC - Dallas from $207
Flight destinations with a similar price
- Flight London Heathrow - Cairo from $578