Cheapest one-way flights from Washington to San Salvador in January from 51€

AirHint found the following cheapest one-way flights from Washington (IAD) to San Salvador (SAL) in January 2026 (see full year).

One-Way flights

27 Jan Avianca direct
19 Jan Avianca direct
20 Jan Avianca direct
02 Jan Frontier Airlines direct
21 Jan Avianca direct
24 Jan Avianca direct
04 Jan Frontier Airlines direct
01 Jan Frontier Airlines direct
12 Jan Frontier Airlines direct
23 Jan Avianca direct

Also check the deals for return flights from Washington to San Salvador in January.

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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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