August is the cheapest month to fly this route, with average fares around $1048 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $1245 | $1096 | Peak | |
| June 2026 | $1237 | $1056 | ||
| July 2026 | $1161 | $1094 | ||
| August 2026 | $1048 | $901 | Best |
Departing on Wednesday offers the lowest average fares at $1155. Saturday departures are the most expensive at $1229, a difference of $74.
The best time to fly is August. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Nashville to London is August, with average round-trip fares around $1048. The lowest fare found in August is $901.
Wednesday departures are the cheapest, averaging $1155 round trip. The most expensive day is Saturday at $1229.
Based on current pricing trends, booking for August travel offers the best value. Avoid May if possible, as fares average $1245 compared to $1048 in the cheapest month. June is a solid middle-ground option at $1237.
Flying in August instead of May can save you approximately $197 per round trip. The cheapest month averages $1048 while the most expensive averages $1245.
Airlines, flight times, price calendar, and more for Nashville to London
View BNA → LHR Details