$89 Cheap flight deals from Seattle (SEA) to St. Charles (CHI)
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This Weekend's Flight Deals from Seattle to St. Charles
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 $89 One Way, $177 Round Trip from Seattle to St. Charles
Prices starting at $177 for return flights and $89 for one-way flights to St. Charles were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
St. Charles economy flight packages
Courtyard by Marriott Chicago Wood Dale
Nov 4 - Nov 8
Seattle (SEA) to Chicago (ORD)
Reviewed on Jun 1, 2025
Trump International Hotel & Tower Chicago
Nov 7 - Nov 10
Seattle (SEA) to Chicago (ORD)
Chicago (ORD) to Seattle (SEA)
Reviewed on Sep 14, 2025
Arlo Chicago
Nov 13 - Nov 17
Seattle (SEA) to Chicago (ORD)
Chicago (ORD) to Seattle (SEA)
Reviewed on Jun 25, 2025
More About Flying To St. Charles from Seattle
Route Information for Flights from Seattle to St. Charles
Origin Airport IATA Code | SEA |
|---|---|
Destination Airport IATA Code | CHI |
Distance | 1715 mi |
Direct Flight Airlines | American Airlines, Qatar Airways, Aer Lingus, Austrian, Emirates, Delta Air Lines, Swiss, United Airlines, Alaska Airlines, Avianca, Turkish Airlines, Royal Jordanian, SAS, Iberia, Hawaiian Airlines, Korean Air, Air Tahiti Nui, Brussels Airlines, Malaysia Airlines, Lufthansa, British Airways, Gulf Air |
Earliest Flight Arrival | 1:24PM UTC |
Latest Flight Arrival | 12:40PM UTC |
Seattle to St. Charles
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As any traveler knows, air travel can suddenly be temporarily halted due to service disruptions. Along with offering the best fares for flights from Seattle to St. Charles, Orbitz also offers free mobile phone and email alerts that help you keep up with sudden changes to your flight plans. Choose from email, text, or voice message alerts.
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St. Charles Airports
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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.