Flights from Seattle-Tacoma Intl (SEA) to Illinois

• $342RTincl. taxesGo to website

  Seattle (SEA) to Chicago (ORD)

  Depart Dec 09 09 Return Dec 16 09

  1 more STA Student Travel flight available for this route.

  Seattle (SEA) to Chicago (ORD)

  Dep Dec 23 09 - Rt Dec 30 09

  $616

  Web

  Fares include taxes. Subject to availability. Updated 15 hours ago

  Advice and help

  

  Show me 1 flight from STA Student Travel(list view)

• $335RTincl. taxesGo to website

  Seattle (SEA) to Chicago (ORD) Flying with United Airlines

  Depart Dec 09 09 Return Dec 12 09

  2 more CheapTickets flights available for this route.

  Seattle (SEA) to Chicago (ORD)	Dep Dec 05 09 - Rt Dec 08 09	Continental Airlines	$346	Web
  Seattle (SEA) to Chicago (ORD)	Dep Dec 18 09 - Rt Dec 21 09	Alaska Airlines	$418	Web

  Fares include taxes. Subject to availability. Updated 17 hours ago

  Advice and help

  

  Show me 2 flights from CheapTickets(list view)

• $335RTincl. taxesGo to website

  Seattle (SEA) to Chicago (ORD) Flying with Alaska Airlines

  Depart Dec 09 09 Return Dec 12 09

  2 more Orbitz flights available for this route.

  Seattle (SEA) to Chicago (ORD)	Dep Dec 11 09 - Rt Dec 14 09	United Airlines	$337	Web
  Seattle (SEA) to Chicago (ORD)	Dep Dec 05 09 - Rt Dec 08 09	Continental Airlines	$339	Web

  Fares include taxes. Subject to availability. Updated 15 hours ago

  Advice and help

  

  Show me 2 flights from Orbitz(list view)

• $335RTincl. taxesGo to website

  Seattle (SEA) to Chicago (ORD)

  Depart Dec 08 09 Return Dec 10 09

  

• $352RTincl. taxesGo to website

  Seattle (SEA) to Chicago (ORD)

  Depart Dec 08 09 Return Dec 15 09

  1 more CheapOair.com flight available for this route.

  Seattle (SEA) to Moline (MLI)

  Dep Dec 08 09 - Rt Dec 15 09

  $394

  Web

  Fares include taxes. Subject to availability. Updated 11 hours ago

  Advice and help

  

  Show me 1 flight from CheapOair.com(list view)

• $349RTincl. taxesGo to website

  Seattle (SEA) to Chicago (ORD)

  Depart Dec 09 09 Return Dec 16 09

  1 more OneTravel.com flight available for this route.

  Seattle (SEA) to Moline (MLI)

  Dep Dec 09 09 - Rt Dec 16 09

  $391

  Web

  Fares include taxes. Subject to availability. Updated 11 hours ago

  Advice and help

  

  Show me 1 flight from OneTravel.com(list view)

• $335RTincl. taxesGo to website

  Seattle (SEA) to Chicago (ORD) Flying with Alaska Airlines

  Depart Dec 09 09 Return Dec 16 09

  2 more Travelocity flights available for this route.

  Seattle (SEA) to Chicago (ORD)	Dep Dec 02 09 - Rt Dec 09 09	Northwest Airlines	$336	Web
  Seattle (SEA) to Chicago (ORD)	Dep Dec 16 09 - Rt Dec 23 09	United Airlines	$373	Web

  Fares include taxes. Subject to availability. Updated 20 hours ago

  Advice and help

  

  Show me 2 flights from Travelocity(list view)

• $296RTincl. taxesGo to website

  Seattle (SEA) to Chicago (ORD)

  Depart Dec 08 09 Return Dec 15 09

  

  Show me 2 flights from CheapAir.com(list view)

• $240RTincl. taxesGo to website

  Seattle (SEA) to Moline (MLI)

  Depart Dec 04 09 Return Dec 07 09

  

  Show me 15 flights from Hotwire(list view)

• $280RTincl. taxesGo to website

  Seattle (SEA) to Chicago (CHI) Student fares

  Depart between Dec 01 09 - Jan 31 10 Check return dates with partner