Cheapest return IAD–GUA flights, May

AirHint found the following cheapest return flights from Washington (IAD) to Guatemala City (GUA) in May 2026 (see full year).

Return flights

21 May - 24 May Copa
29 May - 01 Jun Copa
24 May - 01 Jun Copa
31 May - 09 Jun Copa
28 May - 02 Jun Copa
26 May - 02 Jun Copa
28 May - 06 Jun Copa
31 May - 06 Jun Copa
24 May - 31 May Copa
23 May - 27 May Copa
23 May - 28 May Copa
21 May - 31 May Copa
23 May - 25 May Copa
25 May - 30 May Copa
24 May - 30 May Copa
23 May - 30 May Copa
22 May - 04 Jun Allegiant Air
21 May - 25 May Copa
31 May - 09 Jun United direct
28 May - 06 Jun United direct

Also check the deals for one-way flights from Washington to Guatemala City in May.

Powered by

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.

Book a cheap hotel in Guatemala City

Cheap car rent in Guatemala City

Feel free to contact us with any feedback or request another flight research.