
$90 Cheap flight deals from Seattle (SEA) to Rosemont (CHI)
Earn rewards on top of your airline miles with Orbitz Rewards
Many airlines offer flexible change policies
Sign up to receive text alerts about your trip
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 $90 One Way, $175 Round Trip from Seattle to Rosemont
Prices starting at $175 for return flights and $90 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

Thompson Chicago, by Hyatt
Nov 14 - Nov 18
Seattle (SEA) to Chicago (ORD)
Chicago (ORD) to Seattle (SEA)
Reviewed on Sep 19, 2026

Level Chicago – Old Town
Nov 14 - Nov 18
Seattle (SEA) to Chicago (ORD)
Chicago (ORD) to Seattle (SEA)
Reviewed on Sep 19, 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 guarantees you low prices on flights from Seattle to Rosemont. In addition to low fares on Seattle to Rosemont flights, Orbitz offers fantastic savings on hotels, cruises, vacation packages, and more.
Earn Miles While Saving
Besides helping you fly for the lowest fares, Orbitz lets you earn miles for your frequent flyer program for certain flights from Seattle to Rosemont. If you are a member of the frequent flyer or loyalty program offered by the airline you booked through Orbitz or a partner airline’s, simply add your frequent flyer number to your Orbitz reservation to get credit for your Seattle to Rosemont flights.
Travel Planning Made Easy
We help take some of the anxiety out of your Seattle to Rosemont flights with free flight alerts. We will let you know of flight changes and delays to your flights from Seattle to Rosemont by email, voicemail, or text messages to your mobile phone. Alerts can also be sent to up to six other contacts to keep family and business teams informed.
Use Mobile Apps with Orbitz
Orbitz lets you find the best deals on Seattle to Rosemont flights while on the go, with our easy-to-use Android and iPhone mobile apps. Easily check flight status, gate numbers, and other flight details all in one place with our app—which is great when you are in a hurry. You can use the apps to access great mobile deals on flights and amazing hotel rooms.
Flights from Seattle
- Seattle to New York
- Seattle to Los Angeles
- Seattle to Orlando
- Seattle to San Francisco
- Seattle to Chicago
- Seattle to Dallas
- Seattle to Houston
- Seattle to Sacramento
- Seattle to Bangkok
- Seattle to Atlanta
- Seattle to London
- Seattle to Oakland
- Seattle to Paris
- Seattle to Fort Lauderdale
- Seattle to Washington
- Seattle to Santa Ana
- Seattle to Bentonville - Fayetteville
- Seattle to Beijing
- Seattle to Buenos Aires
- Seattle to Bucharest
More Destinations
- Flights from Atlanta to Chicago
- Flights from Boston to Chicago
- Flights from Dallas to Chicago
- Flights from Denver to Chicago
- Flights from Houston to Chicago
- Flights from Minneapolis - St. Paul to Chicago
- Flights from New York to Chicago
- Flights from Philadelphia to Chicago
- Flights from Phoenix to Chicago
- Flights from Ahmedabad (AMD) to Chicago (ORD)
- Flights from Atlanta (ATL) to Chicago (ORD)
- Flights from Austin (AUS) to Chicago (ORD)
- Flights from Hartford (BDL) to Chicago (ORD)
- Flights from Belgrade (BEG) to Chicago (ORD)
- Flights from Birmingham (BHM) to Chicago (ORD)
- Flights from Bangkok (BKK) to Chicago (ORD)
- Flights from Nashville (BNA) to Chicago (ORD)
- Flights from Boise (BOI) to Chicago (ORD)
- Flights from Boston (BOS) to Chicago (ORD)
- Flights from Baltimore (BWI) to Chicago (ORD)
- Flights from Charleston (CHS) to Chicago (ORD)
- Flights from Cedar Rapids (CID) to Chicago (ORD)
- Flights from Charlotte (CLT) to Chicago (ORD)
- Flights from Columbus (CMH) to Chicago (ORD)
- Flights from Columbia (COU) to Chicago (ORD)
- Flights from Cincinnati (CVG) to Chicago (ORD)
- Flights from Dallas (DAL) to Chicago (ORD)
- Flights from Dayton (DAY) to Chicago (ORD)
- Flights from Washington (DCA) to Chicago (ORD)
- Flights from Delhi (DEL) to Chicago (ORD)
- Flights from Denver (DEN) to Chicago (ORD)
- Flights from Dallas (DFW) to Chicago (ORD)
- Flights from Des Moines (DSM) to Chicago (ORD)
- Flights from Detroit (DTW) to Chicago (ORD)
- Flights from Dubai (DXB) to Chicago (ORD)
- Flights from Eau Claire (EAU) to Chicago (ORD)
- Flights from El Paso (ELP) to Chicago (ORD)
- Flights from Evansville (EVV) to Chicago (ORD)
- Flights from Newark Liberty Intl. Airport (EWR) to Chicago (ORD)
- Flights from Fort Lauderdale (FLL) to Chicago (ORD)
- Flights from Flint (FNT) to Chicago (ORD)
- Flights from Sioux Falls (FSD) to Chicago (ORD)
- Flights from Guadalajara (GDL) to Chicago (ORD)
- Flights from Grand Rapids (GRR) to Chicago (ORD)
- Flights from Greensboro (GSO) to Chicago (ORD)
- Flights from White Plains (HPN) to Chicago (ORD)
- Flights from Hyderabad (HYD) to Chicago (ORD)
- Flights from Washington (IAD) to Chicago (ORD)
- Flights from Niagara Falls (IAG) to Chicago (ORD)
- Flights from Houston (IAH) to Chicago (ORD)
- Flights from Seoul (ICN) to Chicago (ORD)
- Flights from Jacksonville (JAX) to Chicago (ORD)
- Flights from New York (JFK) to Chicago (ORD)
- Flights from Las Vegas (LAS) to Chicago (ORD)
- Flights from Los Angeles (LAX) to Chicago (ORD)
- Flights from Lexington (LEX) to Chicago (ORD)
- Flights from New York (LGA) to Chicago (ORD)
- Flights from Chennai (MAA) to Chicago (ORD)
- Flights from Kansas City (MCI) to Chicago (ORD)
- Flights from Orlando (MCO) to Chicago (ORD)
- Flights from Harrisburg (MDT) to Chicago (ORD)
- Flights from Memphis (MEM) to Chicago (ORD)
- Flights from Mexico City (MEX) to Chicago (ORD)
- Flights from Miami (MIA) to Chicago (ORD)
- Flights from Milwaukee (MKE) to Chicago (ORD)
- Flights from Morelia (MLM) to Chicago (ORD)
- Flights from Manila (MNL) to Chicago (ORD)
- Flights from Madison (MSN) to Chicago (ORD)
- Flights from Minneapolis (MSP) to Chicago (ORD)
- Flights from Tokyo (NRT) to Chicago (ORD)
- Flights from Ontario (ONT) to Chicago (ORD)
- Flights from West Palm Beach (PBI) to Chicago (ORD)
- Flights from Portland (PDX) to Chicago (ORD)
- Flights from Beijing (PEK) to Chicago (ORD)
- Flights from Philadelphia (PHL) to Chicago (ORD)
- Flights from Phoenix (PHX) to Chicago (ORD)
- Flights from Peoria (PIA) to Chicago (ORD)
- Flights from Pittsburgh (PIT) to Chicago (ORD)
- Flights from Shanghai (PVG) to Chicago (ORD)
- Flights from Raleigh (RDU) to Chicago (ORD)
- Flights from Fort Myers (RSW) to Chicago (ORD)
- Flights from San Diego (SAN) to Chicago (ORD)
- Flights from San Antonio (SAT) to Chicago (ORD)
- Flights from Savannah (SAV) to Chicago (ORD)
- Flights from Louisville (SDF) to Chicago (ORD)
- Flights from Seattle (SEA) to Chicago (ORD)
- Flights from San Francisco (SFO) to Chicago (ORD)
- Flights from Springfield (SGF) to Chicago (ORD)
- Flights from San Jose (SJC) to Chicago (ORD)
- Flights from San Juan (SJU) to Chicago (ORD)
- Flights from Salt Lake City (SLC) to Chicago (ORD)
- Flights from Sacramento (SMF) to Chicago (ORD)
- Flights from Orange County (SNA) to Chicago (ORD)
- Flights from St. Louis (STL) to Chicago (ORD)
- Flights from Toledo (TOL) to Chicago (ORD)
- Flights from Trenton (TTN) to Chicago (ORD)
- Flights from Knoxville (TYS) to Chicago (ORD)
- Flights from Youngstown (YNG) to Chicago (ORD)
- Flights from Vancouver (YVR) to Chicago (ORD)
- Flights from Toronto (YYZ) to Chicago (ORD)
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.





