AirHint found the following cheapest return flights from Atlanta (ATL) to Seoul (ICN) in March 2026 (see full year).

Return flights

23 Mar - 14 Apr	WestJet
01 Mar - 12 Mar	Frontier Airlines
09 Mar - 20 Mar	WestJet
11 Mar - 04 Apr	Frontier Airlines
09 Mar - 16 Mar	Turkish Airlines
06 Mar - 14 Mar	Turkish Airlines
09 Mar - 02 Apr	Frontier Airlines
18 Mar - 29 Mar	Frontier Airlines
26 Mar - 10 Apr	WestJet
29 Mar - 05 Apr	Hawaiian Airlines
10 Mar - 15 Apr	Air Canada
08 Mar - 23 Mar	Air Canada
21 Mar - 30 Apr	Air Canada
09 Mar - 16 Mar	Delta	direct
10 Mar - 15 Apr	Delta	direct
23 Mar - 14 Apr	Delta	direct
09 Mar - 20 Mar	Delta	direct
26 Mar - 10 Apr	Delta	direct
01 Mar - 12 Mar	Korean Air	direct
14 Mar - 27 Mar	Delta	direct

Also check the deals for one-way flights from Atlanta to Seoul in March.

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 Seoul

Cheap car rent in Seoul

Cheapest return flights from Atlanta to Seoul in March from 769€

Return flights