$85 Cheap flight deals from Chicago (CHI) to Northwest Washington (SEA)
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This Weekend's Flight Deals from Chicago to Northwest Washington
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 $85 One Way, $143 Round Trip from Chicago to Northwest Washington
Prices starting at $143 for return flights and $85 for one-way flights to Northwest Washington were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Northwest Washington economy flight packages
Motel 6 Seattle, WA - South
Jun 19 - Jun 23
Chicago (ORD) to Seattle (SEA)
Seattle (SEA) to Chicago (ORD)
Reviewed on Apr 22, 2025
More About Flying To Northwest Washington from Chicago
Route Information for Flights from Chicago to Northwest Washington
Origin Airport IATA Code | CHI |
|---|---|
Destination Airport IATA Code | SEA |
Distance | 1715 mi |
Direct Flight Airlines | American Airlines, Qatar Airways, Austrian, Aer Lingus, Air France, Emirates, Delta Air Lines, Swiss, United Airlines, Alaska Airlines, Avianca, Turkish Airlines, Royal Jordanian, Finnair, Iberia, Hawaiian Airlines, Korean Air, Air Tahiti Nui, Brussels Airlines, Malaysia Airlines, Lufthansa, Gulf Air, British Airways |
Earliest Flight Arrival | 3:30PM UTC |
Latest Flight Arrival | 6:09AM UTC |
Chicago to Northwest Washington
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Suitable Schedules
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Flight Alerts
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Miles and Points
If you travel regularly, you can still earn miles and points when you book qualifying Chicago to Northwest Washington flights. Enter your frequent flyer number with your reservation to see the miles rack up.
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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.