Cheap flights Atlanta (ATL) → Seattle (SEA)


Cheapest round-trip ATL → SEA

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31 December 202614 January 2027DirectSouthwest AirlinesTickets from 336

One-way ATL → SEA (next month)

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14 October 20261 StopOW tickets from 151
13 October 2026DirectOW tickets from 175
28 October 20261 StopOW tickets from 180
16 October 2026DirectOW tickets from 204
17 October 2026DirectOW tickets from 204
18 October 2026DirectOW tickets from 204
19 October 2026DirectOW tickets from 204
20 October 2026DirectOW tickets from 204
21 October 2026DirectOW tickets from 204
22 October 2026DirectOW tickets from 204
23 October 2026DirectOW tickets from 204
24 October 2026DirectOW tickets from 204
25 October 2026DirectOW tickets from 204
26 October 2026DirectOW tickets from 204
27 October 2026DirectOW tickets from 204
15 October 2026DirectOW tickets from 228

Direct flights ATL → SEA

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15 October 202618 October 2026Alaska AirlinesTickets from 391