Cheap flights from Illinois

Popular airlines from Illinois

  • Delta

  • Frontier Airlines

  • American Airlines

  • United

  • Southwest Airlines

  • Spirit Airlines

  • Alaska Airlines

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Cheapest flights from Illinois

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 18 Apr - Sat, 25 Apr
STL
St. Louis
DEN
Denver
NZ$260 Return, found 1 day ago
NZ$260
Return
found 1 day ago
Select United flight, departing Sat, 18 Apr from St. Louis to Denver, returning Sat, 25 Apr, priced at NZ$260 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
STL
St. Louis
DEN
Denver
NZ$277 Return, found 1 day ago
NZ$277
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from St. Louis to Denver, returning Sat, 25 Apr, priced at NZ$277 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
STL
St. Louis
DEN
Denver
NZ$293 Return, found 1 day ago
NZ$293
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from St. Louis to Denver, returning Sat, 25 Apr, priced at NZ$293 found 1 day ago
American Airlines
Wed, 4 Mar - Sat, 7 Mar
ORD
Chicago
ATL
Atlanta
NZ$295 Return, found 5 days ago
NZ$295
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Mar from Chicago to Atlanta, returning Sat, 7 Mar, priced at NZ$295 found 5 days ago
Delta
Wed, 4 Mar - Sat, 7 Mar
ORD
Chicago
ATL
Atlanta
NZ$312 Return, found 5 days ago
NZ$312
Return
found 5 days ago
Select Delta flight, departing Wed, 4 Mar from Chicago to Atlanta, returning Sat, 7 Mar, priced at NZ$312 found 5 days ago
Delta
Wed, 4 Mar - Sat, 7 Mar
MDW
Chicago
ATL
Atlanta
NZ$312 Return, found 5 days ago
NZ$312
Return
found 5 days ago
Select Delta flight, departing Wed, 4 Mar from Chicago to Atlanta, returning Sat, 7 Mar, priced at NZ$312 found 5 days ago
American Airlines
Wed, 4 Mar - Sat, 7 Mar
ORD
Chicago
ATL
Atlanta
NZ$346 Return, found 5 days ago
NZ$346
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Mar from Chicago to Atlanta, returning Sat, 7 Mar, priced at NZ$346 found 5 days ago
American Airlines
Sat, 7 Mar - Sun, 8 Mar
ORD
Chicago
TPA
Tampa
NZ$346 Return, found 1 day ago
NZ$346
Return
found 1 day ago
Select American Airlines flight, departing Sat, 7 Mar from Chicago to Tampa, returning Sun, 8 Mar, priced at NZ$346 found 1 day ago
American Airlines
Fri, 10 Apr - Sun, 12 Apr
ORD
Chicago
DEN
Denver
NZ$347 Return, found 2 days ago
NZ$347
Return
found 2 days ago
Select American Airlines flight, departing Fri, 10 Apr from Chicago to Denver, returning Sun, 12 Apr, priced at NZ$347 found 2 days ago
American Airlines
Sat, 18 Apr - Sat, 25 Apr
STL
St. Louis
DEN
Denver
NZ$359 Return, found 1 day ago
NZ$359
Return
found 1 day ago
Select American Airlines flight, departing Sat, 18 Apr from St. Louis to Denver, returning Sat, 25 Apr, priced at NZ$359 found 1 day ago
Delta
Wed, 4 Mar - Sat, 7 Mar
ORD
Chicago
ATL
Atlanta
NZ$362 Return, found 5 days ago
NZ$362
Return
found 5 days ago
Select Delta flight, departing Wed, 4 Mar from Chicago to Atlanta, returning Sat, 7 Mar, priced at NZ$362 found 5 days ago
American Airlines
Wed, 4 Mar - Sat, 7 Mar
ORD
Chicago
ATL
Atlanta
NZ$362 Return, found 5 days ago
NZ$362
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Mar from Chicago to Atlanta, returning Sat, 7 Mar, priced at NZ$362 found 5 days ago
American Airlines
Tue, 3 Mar - Sat, 7 Mar
ORD
Chicago
TPA
Tampa
NZ$377 Return, found 4 days ago
NZ$377
Return
found 4 days ago
Select American Airlines flight, departing Tue, 3 Mar from Chicago to Tampa, returning Sat, 7 Mar, priced at NZ$377 found 4 days ago
Delta
Sat, 11 Apr - Mon, 13 Apr
ORD
Chicago
PHX
Phoenix
NZ$378 Return, found 5 days ago
NZ$378
Return
found 5 days ago
Select Delta flight, departing Sat, 11 Apr from Chicago to Phoenix, returning Mon, 13 Apr, priced at NZ$378 found 5 days ago
American Airlines
Wed, 25 Mar - Wed, 1 Apr
ORD
Chicago
MCO
Orlando
NZ$381 Return, found 6 days ago
NZ$381
Return
found 6 days ago
Select American Airlines flight, departing Wed, 25 Mar from Chicago to Orlando, returning Wed, 1 Apr, priced at NZ$381 found 6 days ago
Delta
Wed, 4 Mar - Sat, 7 Mar
ORD
Chicago
ATL
Atlanta
NZ$390 Return, found 5 days ago
NZ$390
Return
found 5 days ago
Select Delta flight, departing Wed, 4 Mar from Chicago to Atlanta, returning Sat, 7 Mar, priced at NZ$390 found 5 days ago
American Airlines
Sat, 18 Apr - Sat, 25 Apr
STL
St. Louis
DEN
Denver
NZ$392 Return, found 1 day ago
NZ$392
Return
found 1 day ago
Select American Airlines flight, departing Sat, 18 Apr from St. Louis to Denver, returning Sat, 25 Apr, priced at NZ$392 found 1 day ago
American Airlines
Sun, 8 Mar - Tue, 17 Mar
ORD
Chicago
PHX
Phoenix
NZ$394 Return, found 4 days ago
NZ$394
Return
found 4 days ago
Select American Airlines flight, departing Sun, 8 Mar from Chicago to Phoenix, returning Tue, 17 Mar, priced at NZ$394 found 4 days ago
American Airlines
Thu, 12 Mar - Mon, 16 Mar
ORD
Chicago
FLL
Fort Lauderdale
NZ$395 Return, found 5 days ago
NZ$395
Return
found 5 days ago
Select American Airlines flight, departing Thu, 12 Mar from Chicago to Fort Lauderdale, returning Mon, 16 Mar, priced at NZ$395 found 5 days ago
Alaska Airlines
Mon, 9 Mar - Tue, 17 Mar
ORD
Chicago
LAS
Las Vegas
NZ$426 Return, found 4 days ago
NZ$426
Return
found 4 days ago
Select Alaska Airlines flight, departing Mon, 9 Mar from Chicago to Las Vegas, returning Tue, 17 Mar, priced at NZ$426 found 4 days ago

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