$134 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 $134 One Way, $238 Round Trip from Seattle to Rosemont
Prices starting at $238 for return flights and $134 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
THE MIDLAND HOTEL, Chicago, a Tribute Portfolio Hotel
Nov 23 - Nov 28
Seattle (SEA) to Chicago (ORD)
Chicago (ORD) to Seattle (SEA)
Reviewed on Oct 15, 2026
Hotel Riu Plaza Chicago
Nov 23 - Nov 28
Seattle (SEA) to Chicago (ORD)
Chicago (ORD) to Seattle (SEA)
Rosemont first class flight packages
Trump International Hotel & Tower Chicago
Dec 10 - Dec 14
Seattle Paine Field Intl. Airport (PAE) to Chicago (ORD)
The Talbott, Autograph Collection
Dec 10 - Dec 14
Seattle Paine Field Intl. Airport (PAE) to Chicago (ORD)
Reviewed on Oct 16, 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
Orbitz gives you great deals on your flights from Seattle to Rosemont. If you also need a discount car rental or a cheap hotel room after you arrived at your destination, Orbitz has you covered.
We Offer Great Travel Deals and Discounts
When you book flights from Seattle to Rosemont with Orbitz for, you can be assured that you are getting the lowest price possible. Orbitz works constantly with our airline partners to ensure guaranteed low prices on Seattle to Rosemont flights for your trip—whether you are traveling for business or for fun with your family.
Enjoy Savings on Last-Minute Flights
If you are looking for a discount price on last-minute flights from Seattle to Rosemont, chances are that Orbitz can offer you a deal that will save you lots of money. Whether you just want to get away for the weekend or go on a vacation lasting weeks, Orbitz can help you find the best deals on Seattle to Rosemont flights that fit your budget and your itinerary for the perfect trip.
Full-Service Mobile Apps
Need more mobility when it comes to travel planning? Orbitz has easy-to-use mobile apps for iPhone, iPad, and Android, to help the traveler on the go. Not only can use the apps to find huge savings on Seattle to Rosemont flights wherever you are, but you can also check out and book discount hotel rooms too. The apps will also keep you up-to-date when it’s time to fly. Get easy access to your itinerary for flights from Seattle to Rosemont and review gate and baggage claim details too.
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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.