AirHint found the following cheapest return flights from Washington (IAD) to Frankfurt (FRA) in July 2026 (see full year).

Return flights

05 Jul - 12 Jul	Icelandair
31 Jul - 23 Aug	Aer Lingus
23 Jul - 31 Jul	Aer Lingus
27 Jul - 03 Aug	Aer Lingus
23 Jul - 01 Aug	TAP
20 Jul - 03 Aug	TAP
17 Jul - 31 Jul	Aer Lingus
15 Jul - 27 Jul	Aer Lingus
27 Jul - 03 Aug	Lufthansa	direct
31 Jul - 23 Aug	Lufthansa	direct
23 Jul - 31 Jul	Lufthansa	direct
17 Jul - 31 Jul	Lufthansa	direct
23 Jul - 01 Aug	Lufthansa	direct

Also check the deals for one-way flights from Washington to Frankfurt in July.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Washington to Frankfurt in July from 655€

Return flights