Cheap flights from Illinois

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Cheap round-trip flights from Illinois

The lowest prices found within the past 7 days from Illinois to were for one-way flights and €181 for return flights, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, 16 Mar - Tue, 17 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€181 Return, found 3 days ago
€181
Return
found 3 days ago
Select Delta flight, departing Mon, 16 Mar from O'Hare Intl. to Denver Intl., returning Tue, 17 Mar, priced at €181 found 3 days ago
Mon, 16 Mar - Tue, 17 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€186 Return, found 3 days ago
€186
Return
found 3 days ago
Select Delta flight, departing Mon, 16 Mar from O'Hare Intl. to Denver Intl., returning Tue, 17 Mar, priced at €186 found 3 days ago
Mon, 16 Mar - Tue, 17 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€203 Return, found 3 days ago
€203
Return
found 3 days ago
Select Delta flight, departing Mon, 16 Mar from O'Hare Intl. to Denver Intl., returning Tue, 17 Mar, priced at €203 found 3 days ago
Fri, 13 Mar - Tue, 17 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€209 Return, found 3 days ago
€209
Return
found 3 days ago
Select Delta flight, departing Fri, 13 Mar from O'Hare Intl. to Denver Intl., returning Tue, 17 Mar, priced at €209 found 3 days ago
Mon, 16 Mar - Tue, 17 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€216 Return, found 3 days ago
€216
Return
found 3 days ago
Select Delta flight, departing Mon, 16 Mar from O'Hare Intl. to Denver Intl., returning Tue, 17 Mar, priced at €216 found 3 days ago
Mon, 16 Mar - Fri, 20 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€218 Return, found 3 days ago
€218
Return
found 3 days ago
Select Delta flight, departing Mon, 16 Mar from O'Hare Intl. to Denver Intl., returning Fri, 20 Mar, priced at €218 found 3 days ago
Fri, 13 Mar - Tue, 17 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€221 Return, found 3 days ago
€221
Return
found 3 days ago
Select Delta flight, departing Fri, 13 Mar from O'Hare Intl. to Denver Intl., returning Tue, 17 Mar, priced at €221 found 3 days ago
Mon, 16 Mar - Tue, 17 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€232 Return, found 3 days ago
€232
Return
found 3 days ago
Select American Airlines flight, departing Mon, 16 Mar from O'Hare Intl. to Denver Intl., returning Tue, 17 Mar, priced at €232 found 3 days ago
Wed, 18 Feb - Sun, 22 Feb
ORD
O'Hare Intl.
PHX
Sky Harbor Intl.
€238 Return, found 6 days ago
€238
Return
found 6 days ago
Select Delta flight, departing Wed, 18 Feb from O'Hare Intl. to Sky Harbor Intl., returning Sun, 22 Feb, priced at €238 found 6 days ago
Mon, 16 Mar - Tue, 17 Mar
ORD
O'Hare Intl.
DEN
Denver Intl.
€239 Return, found 3 days ago
€239
Return
found 3 days ago
Select United flight, departing Mon, 16 Mar from O'Hare Intl. to Denver Intl., returning Tue, 17 Mar, priced at €239 found 3 days ago
Fri, 27 Feb - Sun, 1 Mar
ORD
O'Hare Intl.
LAS
Harry Reid Intl.
€311 Return, found 2 days ago
€311
Return
found 2 days ago
Select Delta flight, departing Fri, 27 Feb from O'Hare Intl. to Harry Reid Intl., returning Sun, 1 Mar, priced at €311 found 2 days ago
Mon, 26 Jan - Fri, 30 Jan
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
€384 Return, found 2 days ago
€384
Return
found 2 days ago
Select Delta flight, departing Mon, 26 Jan from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, 30 Jan, priced at €384 found 2 days ago
Illinois Flight Information
Origin airport IATA code
ORD
Return price
€238

Featured Hotels near Illinois

Sable at Navy Pier Chicago, Curio Collection by Hilton

Sable at Navy Pier Chicago, Curio Collection by Hilton

4 out of 5
900 E Grand Chicago IL
The price is €131 per night from 19 Jan to 20 Jan
€131
19 Jan - 20 Jan
includes taxes & fees
The shopping around Sable at Navy Pier Chicago, Curio Collection by Hilton gets high marks from our customers. During your stay, you'll be connected to the convention centre and just a quick walk from Lake Michigan. You'll find features such as free WiFi in public areas, plus 2 restaurants and 2 bars.
9.2/10 Wonderful! (2,316 reviews)
.

Reviewed on 10 Jan 2026

Opens in a new windowSable at Navy Pier Chicago, Curio Collection by Hilton
Hilton Chicago/Magnificent Mile Suites

Hilton Chicago/Magnificent Mile Suites

3.5 out of 5
198 E Delaware Pl Chicago IL
The price is €90 per night from 25 Jan to 26 Jan
€90
25 Jan - 26 Jan
includes taxes & fees
The shopping around Hilton Chicago/Magnificent Mile Suites gets high marks from our customers. During your stay, you're just a quick walk from Michigan Avenue. You'll find features such as free WiFi in public areas, plus a gym and a business centre.
8.8/10 Excellent! (3,707 reviews)
It was a minus 6 outside temperature did not really run the ac

Reviewed on 12 Jan 2026

Opens in a new windowHilton Chicago/Magnificent Mile Suites
Club Quarters Hotel Wacker at Michigan, Chicago

Club Quarters Hotel Wacker at Michigan, Chicago

4 out of 5
75 E Wacker Dr Chicago IL
The price is €82 per night from 26 Jan to 27 Jan
€82
26 Jan - 27 Jan
includes taxes & fees
Our customers tell us that they can't get enough of the helpful staff at Club Quarters Hotel Wacker at Michigan, Chicago. During your stay, you're just a quick walk from Chicago Riverwalk. You'll find features such as free WiFi in public areas, plus a restaurant and a gym. This property offers pet-friendly amenities, such as food and water bowls.
8.6/10 Excellent! (2,047 reviews)
Pedro and front office staff made our stay excellent. Return customer love the location, room quality and value overall. Room size and features make this our first choice in the city

Reviewed on 7 Jan 2026

Opens in a new windowClub Quarters Hotel Wacker at Michigan, Chicago
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Hilton Chicago

Hilton Chicago

4 out of 5
720 S Michigan Ave Chicago IL
The price is €165 per night from 29 Jan to 30 Jan
€165
29 Jan - 30 Jan
includes taxes & fees
Our customers tell us they can't get enough of Hilton Chicago's great location. During your stay, you're just a quick walk from State Street. Features include free WiFi in public areas, plus 2 restaurants and an indoor pool.
8.4/10 Very Good! (2,510 reviews)
Staff members were friendly and helpful. Great location walking distance and transportation options.

Reviewed on 9 Jan 2026

Opens in a new windowHilton Chicago
Palmer House a Hilton Hotel

Palmer House a Hilton Hotel

4 out of 5
17 E Monroe St Chicago IL
The price is €165 per night from 19 Jan to 20 Jan
€165
19 Jan - 20 Jan
includes taxes & fees
Our customers tell us they can't get enough of Palmer House a Hilton Hotel's great location. During your stay, you're just a quick walk from Millennium Park. You'll find features such as a full-service spa, an indoor pool and a restaurant.
8.4/10 Very Good! (2,233 reviews)
Room was very clean and staff was great

Reviewed on 6 Jan 2026

Opens in a new windowPalmer House a Hilton Hotel
Embassy Suites by Hilton Chicago Downtown River North

Embassy Suites by Hilton Chicago Downtown River North

4 out of 5
600 N State St Chicago IL
The price is €94 per night from 19 Jan to 20 Jan
€94
19 Jan - 20 Jan
includes taxes & fees
The free breakfast at Embassy Suites by Hilton Chicago Downtown River North gets high marks from our customers. During your stay, you're just a quick walk from Michigan Avenue. You'll find features such as a free manager's reception, plus an indoor pool and a restaurant.
8.4/10 Very Good! (5,534 reviews)
I really liked the ambience. The breakfast really good. Everything was fresh. The facility was pretty well kept. The only issue was that the pool had a ring around it.

Reviewed on 11 Jan 2026

Opens in a new windowEmbassy Suites by Hilton Chicago Downtown River North
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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

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