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Our cheapest offers for flights from United States a Chicago

Here you can compare cheap flights from United States to Chicago (CHI) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Chicago. Prices and availability may change at any time.

Flights from New York (NYC) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
Best option New York Chicago	Outbound 01/11/25 direct NK0918 02h 42min	Return 01/29/25 direct NK0919 02h 19min	Spirit Airlines		$77
New York Chicago	Outbound 04/30/25 direct NK0329 02h 37min	Return 05/14/25 direct NK0328 02h 18min	Spirit Airlines	?	$81
New York Chicago	Outbound 01/11/25 direct NK0918 02h 42min	Return 01/29/25 direct NK0919 02h 19min	Spirit Airlines	?	$82

Flights from Los Angeles (LAX) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
Los Angeles Chicago	Outbound 03/29/25 1 Stopover (LAS) F92264, F92330 16h 50min	Return 03/31/25 1 Stopover (LAS) F92329, F93291 25h 21min	Frontier Airlines		$176
Best option Los Angeles Chicago	Outbound 03/29/25 direct UA1843 03h 58min	Return 03/31/25 direct UA2106 04h 46min	United Airlines		$683
Los Angeles Chicago	Outbound 03/29/25 1 Stopover (LAS) F92264, F92146 16h 24min	Return 03/31/25 1 Stopover (LAS) F92145, F93291 26h 06min	Frontier Airlines	?	$181

Flights from Las Vegas (LAS) to Chicago (CHI)

	Outbound	Return	Airlines	Price
Best option Las Vegas Chicago	Outbound 03/29/25 direct F92146 03h 44min	Return 04/02/25 direct F92145 04h 18min	Frontier Airlines	$316
Las Vegas Chicago	Outbound 03/29/25 direct F92146 03h 44min	Return 04/02/25 direct F92145 04h 18min	Frontier Airlines	$317
Las Vegas Chicago	Outbound 03/29/25 direct F92146 03h 44min	Return 04/02/25 direct F92145 04h 18min	Frontier Airlines	$326

Flights from Boston (BOS) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
Best option Boston Chicago	Outbound 03/02/25 direct UA1414 03h 04min	Return 03/07/25 direct UA1495 02h 20min	United Airlines	?	$241
Boston Chicago	Outbound 03/02/25 direct AA1239 03h 14min	Return 03/07/25 direct AA3703 02h 29min	American Airlines	?	$250
Boston Chicago	Outbound 03/02/25 direct AA1239 03h 14min	Return 03/07/25 direct AA3296 02h 21min	American Airlines	?	$255

Flights from Washington-DC (WAS) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
Best option Washington-DC Chicago	Outbound 01/17/25 direct AA1630 02h 19min	Return 01/28/25 direct AA1637 01h 54min	American Airlines	?	$106
Washington-DC Chicago	Outbound 03/18/25 1 Stopover (MCO) F94811, F93043 16h 11min	Return 03/26/25 1 Stopover (TPA) F92318, F92954 05h 58min	Frontier Airlines		$116
Washington-DC Chicago	Outbound 03/18/25 1 Stopover (MCO) F94811, F93043 16h 11min	Return 03/26/25 1 Stopover (TPA) F92318, F92954 05h 58min	Frontier Airlines		$120

Flights from Atlanta (ATL) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
Best option Atlanta Chicago	Outbound 03/02/25 direct F91441 02h 08min	Return 03/07/25 direct F91442 02h 00min	Frontier Airlines		$154
Atlanta Chicago	Outbound 03/02/25 direct F91595 02h 08min	Return 03/07/25 direct F91442 02h 00min	Frontier Airlines	?	$156
Atlanta Chicago	Outbound 03/02/25 direct F91595 02h 08min	Return 03/07/25 direct F91442 02h 00min	Frontier Airlines		$159

Flights from Denver (DEN) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
Denver Chicago	Outbound 03/02/25 1 Stopover (PHX) F94753, F91828 25h 25min	Return 03/07/25 direct UA1748 02h 51min	Frontier Airlines	?	$257
Best option Denver Chicago	Outbound 03/02/25 direct UA0532 02h 34min	Return 03/07/25 direct UA1748 02h 51min	United Airlines	?	$275
Denver Chicago	Outbound 03/02/25 direct F93174 02h 38min	Return 03/07/25 1 Stopover (ATY) KG3915, KG3916 04h 00min	Frontier Airlines		$269

Flights from Fort Myers (RSW) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
Fort Myers Chicago	Outbound 04/26/25 1 Stopover (MSP) SY0388, SY0261 21h 38min	Return 05/23/25 1 Stopover (MSP) SY0262, SY0383 14h 35min	Sun Country Airlines	?	$330
Best option Fort Myers Chicago	Outbound 04/26/25 direct UA2189 03h 20min	Return 05/23/25 direct UA0335 03h 02min	United Airlines	?	$451
Fort Myers Chicago	Outbound 04/26/25 1 Stopover (MSP) SY0388, SY0261 21h 38min	Return 05/23/25 1 Stopover (MSP) SY0262, SY0383 14h 35min	Sun Country Airlines	?	$357

Flights from Tampa (TPA) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
Best option Tampa Chicago	Outbound 01/09/25 direct NK0572 03h 07min	Return 01/15/25 direct NK0715 02h 45min	Spirit Airlines		$87
Tampa Chicago	Outbound 01/09/25 1 Stopover (ATL) F92911, F92779 08h 51min	Return 01/15/25 1 Stopover (DEN) F92209, F92746 26h 38min	Frontier Airlines	?	$127
Tampa Chicago	Outbound 01/09/25 1 Stopover (ATL) F92911, F92779 08h 51min	Return 01/15/25 1 Stopover (DEN) F92209, F92746 11h 51min	Frontier Airlines		$136

Flights from San Francisco (SFO) to Chicago (CHI)

	Outbound	Return	Airlines	Baggage	Price
San Francisco Chicago	Outbound 01/09/25 1 Stopover (LAS) F91850, F92330 11h 19min	Return 01/15/25 1 Stopover (DEN) F92209, F93439 17h 56min	Frontier Airlines	?	$145
Best option San Francisco Chicago	Outbound 04/26/25 direct AS0598 04h 24min	Return 05/23/25 direct AS0597 04h 46min	Alaska Airlines	?	$243
San Francisco Chicago	Outbound 01/09/25 1 Stopover (LAS) F93020, F92330 18h 43min	Return 01/15/25 1 Stopover (DEN) F92209, F93439 17h 56min	Frontier Airlines		$155