August is the cheapest month to fly this route, with average fares around $968 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $974 | $840 | ||
| June 2026 | $993 | $840 | Peak | |
| July 2026 | $992 | $931 | ||
| August 2026 | $968 | $931 | Best |
Departing on Tuesday offers the lowest average fares at $950. Friday departures are the most expensive at $1050, a difference of $100.
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 Washington DC to Frankfurt is August, with average round-trip fares around $968. The lowest fare found in August is $931.
Tuesday departures are the cheapest, averaging $950 round trip. The most expensive day is Friday at $1050.
Based on current pricing trends, booking for August travel offers the best value. Avoid June if possible, as fares average $993 compared to $968 in the cheapest month. July is a solid middle-ground option at $992.
Flying in August instead of June can save you approximately $25 per round trip. The cheapest month averages $968 while the most expensive averages $993.
Airlines, flight times, price calendar, and more for Washington DC to Frankfurt
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