Heathrow (LHR) to Athens International (ATH). Served by British Airways, Aegean.
| Departure | Return | Price |
|---|---|---|
| 06/30/2026 | 07/09/2026 | $119 |
| 05/27/2026 | 06/04/2026 | $127 |
| 06/28/2026 | 07/07/2026 | $127 |
| 06/28/2026 | 07/03/2026 | $130 |
| 05/27/2026 | 06/03/2026 | $134 |
| 07/09/2026 | 07/16/2026 | $135 |
| 06/16/2026 | 06/25/2026 | $138 |
| 06/03/2026 | 06/11/2026 | $142 |
| 06/30/2026 | 07/07/2026 | $142 |
| 06/09/2026 | 06/18/2026 | $143 |
Based on current fares, June is the cheapest month to fly from London to Athens, with average fares around $178 round trip (as low as $119).
August tends to be more expensive, averaging $265.
See the full month-by-month and day-of-week price analysis
Best Time to Fly LHR → ATHDeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from London to Athens is June, with average round-trip fares around $178. Fares in June start as low as $119. The most expensive month is August, averaging $265.
A nonstop flight from London to Athens takes approximately 3h 30m.
British Airways and Aegean fly from LHR to ATH. That's 2 airlines serving this route.
The cheapest flight from London to Athens currently starts at $119 round trip in economy class.
The average round-trip flight price from London to Athens is $246 in economy class.
The distance is 1500 miles (2414 km). with a nonstop flight time of about 3h 30m. Airlines on this route include British Airways, Aegean. The lowest fare currently available is $119 departing in June. The average round-trip fare is $246.
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