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Union

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Union Flights as Low as $222

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

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Cheap Flights to Union

Fall in love at first flight with your vacation to Union by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Union on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Union, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Union

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Union with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the CHI airport.

What is the cheapest month to fly to Union?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Union are in May, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Union?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 16 to choose from for your flight to Union.

What airport is best to fly into Union?

When you’re planning your trip to Union, convenience is the name of the game. Luckily, Union Dupage Airport is nearby so you can deplane and get going on checking off everything on your Union must-do list.

How much are flights to Union?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Union on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $222, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Union?

The trick to saving a stack of cash on your flight to Union? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $222 right now, why wait?

Union Flight Information
Destination airport
Greater Rockford
Destination airport IATA code
RFD
Roundtrip price
$221

Last Minute Hotel Deals in Union

Country Inn & Suites by Radisson, Crystal Lake, IL

Country Inn & Suites by Radisson, Crystal Lake, IL

2.5 out of 5
600 Tracy Trail Crystal Lake IL
Stay at this hotel in Crystal Lake. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. ...
8.8/10 Excellent! (1,001 reviews)
The staff is always very nice, very easy to deal with.That's why I go here every week

Reviewed on Mar 20, 2026

Country Inn & Suites by Radisson, Crystal Lake, IL
Hampton Inn & Suites Chicago/Hoffman Estates

Hampton Inn & Suites Chicago/Hoffman Estates

2.5 out of 5
2825 Greenspoint Pkwy Hoffman Estates IL
Stay at this hotel in Hoffman Estates. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. ...
8.4/10 Very Good! (1,001 reviews)
I really enjoyed my stay! The staff was professional. It was clean. Good lighting in the bathroom. It was quiet, except when people checked in above me. I heard them walking around. But otherwise, it's a nice hotel for a good price!

Reviewed on Mar 20, 2026

Hampton Inn & Suites Chicago/Hoffman Estates
Best Western Sycamore Inn

Best Western Sycamore Inn

2.5 out of 5
1935 Dekalb Ave Sycamore IL
Book a stay at this business-friendly hotel in Sycamore. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the clean rooms in our reviews. ...
8.2/10 Very Good! (403 reviews)
Great

Reviewed on Mar 14, 2026

Best Western Sycamore Inn
Chicago Marriott Northwest

Chicago Marriott Northwest

3.5 out of 5
4800 Hoffman Blvd Hoffman Estates IL
Stay at this hotel in Hoffman Estates. Enjoy breakfast (surcharge), room service, and WiFi (surcharge). Our guests praise the helpful staff in our reviews. Popular ...
8.6/10 Excellent! (1,000 reviews)
When asked why the check in app never has your confirmation number which I sent to you to check in. The girl never answered the question I asked twice. Her English wasn’t the best. . Two dies flies o my window sill and it’s winter I think they been there least 6 months …I had a few bites on the arm ...

Reviewed on Mar 12, 2026

Chicago Marriott Northwest
Holiday Inn Chicago Northwest-Elgin by IHG

Holiday Inn Chicago Northwest-Elgin by IHG

3 out of 5
495 Airport Rd Elgin IL
Book a stay at this business-friendly hotel in Elgin. Enjoy free WiFi, free parking, and 2 restaurants. Our guests praise the helpful staff and the clean rooms ...
9/10 Wonderful! (1,003 reviews)
Love there breakfast buffet, very clean

Reviewed on Mar 16, 2026

Holiday Inn Chicago Northwest-Elgin by IHG
Best Western Plus Elgin - Chicago

Best Western Plus Elgin - Chicago

3 out of 5
2175 Marriott Dr West Dundee IL
Book a stay at this business-friendly hotel in West Dundee. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
8.2/10 Very Good! (1,003 reviews)
A

Reviewed on Mar 19, 2026

Best Western Plus Elgin - Chicago
Holiday Inn Express & Suites Chicago - Hoffman Estates by IHG

Holiday Inn Express & Suites Chicago - Hoffman Estates by IHG

2.5 out of 5
5235 Prairie Stone Parkway Hoffman Estates IL
Book a stay at this business-friendly hotel in Hoffman Estates. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our ...
9.2/10 Wonderful! (691 reviews)
Clean rooms, polite staff. Quiet hotel

Reviewed on Mar 10, 2026

Holiday Inn Express & Suites Chicago - Hoffman Estates by IHG
Holiday Inn Express Hotel & Suites, a Lake Zurich-Barrington by IHG

Holiday Inn Express Hotel & Suites, a Lake Zurich-Barrington by IHG

2.5 out of 5
197 S Rand Road Lake Zurich IL
Book a stay at this business-friendly hotel in Lake Zurich. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.8/10 Excellent! (901 reviews)
Clean room, great breakfast, front desk staff wonderful

Reviewed on Mar 5, 2026

Holiday Inn Express Hotel & Suites, a Lake Zurich-Barrington by IHG
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.