May is the cheapest month to fly this route, with average fares around $1012 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $1012 | $880 | Best | |
| June 2026 | $1089 | $880 | ||
| July 2026 | $1194 | $1092 | Peak | |
| August 2026 | $1131 | $1080 |
Departing on Monday offers the lowest average fares at $1085. Friday departures are the most expensive at $1188, a difference of $103.
The best time to fly is May. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Houston to Frankfurt is May, with average round-trip fares around $1012. The lowest fare found in May is $880.
Monday departures are the cheapest, averaging $1085 round trip. The most expensive day is Friday at $1188.
Based on current pricing trends, booking for May travel offers the best value. Avoid July if possible, as fares average $1194 compared to $1012 in the cheapest month. August is a solid middle-ground option at $1131.
Flying in May instead of July can save you approximately $182 per round trip. The cheapest month averages $1012 while the most expensive averages $1194.
Airlines, flight times, price calendar, and more for Houston to Frankfurt
View IAH → FRA Details