SEA → ONT from $200 round-trip

Flight deal

SEA → ONT from $200 round-trip

SEA → ONTUSD 200Frontier AirlineseconomyRound-tripFair · 47/100

Score basis: 34% below the 6-fare median of $301.

Live fare — price verified 2h ago.

Travel: 2026-09-01 – 2026-09-07
Book by: 8/15/2026
Booked via: Travelpayouts partner feed
Operated by: Frontier Airlines

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Last verified: 8/13/2026, 6:10:02 PM · Source: travelpayouts_api