June is the cheapest month to fly this route, with average fares around $122 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $242 | $85 | Peak | |
| June 2026 | $122 | $85 | Best | |
| July 2026 | $160 | $89 | ||
| August 2026 | $205 | $180 |
Departing on Tuesday offers the lowest average fares at $144. Sunday departures are the most expensive at $176, a difference of $32.
The best time to fly is June. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from London to Vienna is June, with average round-trip fares around $122. The lowest fare found in June is $85.
Tuesday departures are the cheapest, averaging $144 round trip. The most expensive day is Sunday at $176.
Based on current pricing trends, booking for June travel offers the best value. Avoid May if possible, as fares average $242 compared to $122 in the cheapest month. August is a solid middle-ground option at $205.
Flying in June instead of May can save you approximately $120 per round trip. The cheapest month averages $122 while the most expensive averages $242.
Airlines, flight times, price calendar, and more for London to Vienna
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