Atlanta (ATL) to San Salvador (SAL): 1,425 miles (2,294 km) great-circle, about 3h 20m nonstop by our estimate. Cheapest fare observed: $603 round-trip on United Airlines, with 1 stop, departing July 15, 2026.
$603 round-trip, United Airlines UA425, departing 2026-07-15 at 11:37, returning 2026-07-25. The recorded itinerary left on a Wednesday, returning on a Saturday 10 nights later; the fare was observed 81 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $603, it ranked 20th of the 30 round-trip fares we recorded from ATL (median $212). That is 42.3 cents per great-circle mile (round-trip price over one-way distance), above the ATL median of 15.8 cents across 30 round-trip routes.
Routes from ATL of similar length: Guadalajara (1,469 mi) at $266 and San Juan (1,548 mi) at $213.
United Airlines had the cheapest fare on 2 of 30 ATL routes. It is the 18th longest of the 30 routes we track from ATL.
Of 13 departure airports with a fare to San Salvador, Atlanta (ATL) ranked 13th at $603. Lowest: $241 from Los Angeles (LAX); highest: $603 from Atlanta (ATL); 4 nonstop. Cheapest-fare airlines (routes): United Airlines (7), Avianca (4), American Airlines (1) and Copa (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/New_York, America/El_Salvador; flight time is our estimate.