SEA → CHI from $284 round-trip

Flight deal

SEA → CHI from $284 round-trip

SEA → CHIUSD 284Frontier AirlineseconomyRound-tripFair · 23/100

Score basis: 16% below the 5-fare median of $339.

Price last observed 7h ago.

Travel: 2026-09-18 – 2026-09-19
Book by: 8/30/2026
Booked via: Travelpayouts partner feed
Operated by: Frontier Airlines

Book this flight Add a hotel Flight + hotel

Also check on Kiwi

Opens a Kiwi.com search for this route and dates — prices and availability there are set by Kiwi and may differ from the fare above.

This page contains affiliate links. We may earn a commission at no cost to you.

Share Email

More live deals on this route

ATL → CHI

ATL → CHI from $108 round-trip

USD 108

SEA → LAS

SEA → LAS from $146 round-trip

USD 146

SEA → ONT

SEA → ONT from $181 round-trip

USD 181

PHL → CHI

PHL → CHI from $195 round-trip

USD 195

SEA → ONT

SEA → ONT from $198 round-trip

USD 198

YYZ → CHI

YYZ → CHI from $212 round-trip

USD 212

Last verified: 8/28/2026, 3:10:01 AM · Source: travelpayouts_api