$122 Cheap flight deals from Seattle (SEA) to Rosemont (CHI)
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This Weekend's Flight Deals from Seattle to Rosemont
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $122 One Way, $246 Round Trip from Seattle to Rosemont
Prices starting at $246 for return flights and $122 for one-way flights to Rosemont were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Rosemont economy flight packages
Level Chicago - River North
Nov 13 - Nov 15
Seattle (SEA) to Chicago (ORD)
Chicago (ORD) to Seattle (SEA)
Reviewed on Oct 3, 2026
Level Chicago – Old Town
Nov 29 - Dec 2
Seattle (SEA) to Chicago (ORD)
Chicago (ORD) to Seattle (SEA)
Reviewed on Oct 4, 2026
Rosemont first class flight packages
Level Chicago - River North
Nov 13 - Nov 15
Seattle (SEA) to Chicago (ORD)
Reviewed on Oct 3, 2026
More About Flying To Rosemont from Seattle
Route Information for Flights from Seattle to Rosemont
Origin Airport IATA Code | SEA |
|---|---|
Destination Airport IATA Code | CHI |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Seattle to Rosemont
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.