| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (KEF) FI0455, FI0645 26h 35min | Return 04/02/25 1 Stopover (KEF) FI0644, FI0450 10h 25min |  Icelandair |  | ? | $605 | |
| Best option London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (VIE) OS0458, OS0093 13h 35min | Return 04/02/25 direct OS7808 07h 25min |  Austrian Airlines |  | ? | $807 | |
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (KEF) FI0455, FI0645 26h 35min | Return 04/02/25 1 Stopover (KEF) FI0644, FI0450 10h 25min | Icelandair |  | $609 | ||
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (KEF) FI0455, FI0645 26h 35min | Return 04/02/25 1 Stopover (KEF) FI0644, FI0454 18h 50min | Icelandair |  | ? | $619 | |
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (KEF) FI0455, FI0645 26h 35min | Return 04/02/25 1 Stopover (KEF) FI0644, FI0450 10h 25min | Icelandair |  | ? | $626 | |
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (KEF) FI0455, FI0645 26h 35min | Return 04/02/25 1 Stopover (KEF) FI0644, FI0454 18h 50min | Icelandair |  | ? | $639 | |
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (CPH) SK0500, SK0925 14h 00min | Return 04/02/25 1 Stopover (CPH) SK0926, SK0505 12h 55min |  SAS Scandinavian Airlines |  | $655 | ||
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (CPH) SK0500, SK0925 14h 00min | Return 04/02/25 1 Stopover (CPH) SK0926, SK1517 14h 35min | SAS Scandinavian Airlines |  | ? | $681 | |
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (KEF) FI0451, FI0645 11h 10min | Return 04/02/25 1 Stopover (KEF) FI0644, FI0454 18h 50min | Icelandair |  | $694 | ||
| London Heathrow Washington DC | Outbound 03/29/25 1 Stopover (LIS) TP1363, TP0231 14h 00min | Return 04/02/25 1 Stopover (LIS) TP0234, TP1364 15h 30min |  TAP Air Portugal |  | ? | $1,299 |
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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 %