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Union

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Union Flights as Low as $342

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

American Airlines
Fri, Sep 4 - Tue, Sep 8
ALB
Albany Intl.
RFD
Greater Rockford
$342 Roundtrip, found 22 hours ago
$342
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Albany Intl. to Greater Rockford, returning Tue, Sep 8, priced at $342 found 22 hours ago
American Airlines
Fri, Sep 4 - Tue, Sep 8
ALB
Albany Intl.
RFD
Greater Rockford
$423 Roundtrip, found 22 hours ago
$423
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Albany Intl. to Greater Rockford, returning Tue, Sep 8, priced at $423 found 22 hours ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$453 Roundtrip, found 1 day ago
$453
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $453 found 1 day ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$463 Roundtrip, found 1 day ago
$463
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $463 found 1 day ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$471 Roundtrip, found 1 day ago
$471
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $471 found 1 day ago
American Airlines
Fri, Sep 4 - Tue, Sep 8
ALB
Albany Intl.
RFD
Greater Rockford
$477 Roundtrip, found 22 hours ago
$477
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Albany Intl. to Greater Rockford, returning Tue, Sep 8, priced at $477 found 22 hours ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$481 Roundtrip, found 1 day ago
$481
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $481 found 1 day ago
American Airlines
Fri, Sep 4 - Tue, Sep 8
ALB
Albany Intl.
RFD
Greater Rockford
$554 Roundtrip, found 22 hours ago
$554
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Albany Intl. to Greater Rockford, returning Tue, Sep 8, priced at $554 found 22 hours ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$573 Roundtrip, found 1 day ago
$573
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $573 found 1 day ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$583 Roundtrip, found 1 day ago
$583
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $583 found 1 day ago
American Airlines
Fri, Sep 4 - Tue, Sep 8
ALB
Albany Intl.
RFD
Greater Rockford
$613 Roundtrip, found 22 hours ago
$613
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Albany Intl. to Greater Rockford, returning Tue, Sep 8, priced at $613 found 22 hours ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$636 Roundtrip, found 1 day ago
$636
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $636 found 1 day ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$646 Roundtrip, found 1 day ago
$646
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $646 found 1 day ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$661 Roundtrip, found 1 day ago
$661
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $661 found 1 day ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$664 Roundtrip, found 1 day ago
$664
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $664 found 1 day ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
LAX
Los Angeles Intl.
RFD
Greater Rockford
$672 Roundtrip, found 1 day ago
$672
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Los Angeles Intl. to Greater Rockford, returning Sat, Jul 25, priced at $672 found 1 day ago

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 September, 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 $342, 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 $342 right now, why wait?

Union Flight Information
Destination airport
Greater Rockford
Destination airport IATA code
RFD
Roundtrip price
$342

Last Minute Hotel Deals in Union

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 ...
8.4/10 Very Good! (1,003 reviews)
"Very good"

Reviewed on Jul 16, 2026

Get rates
Best Western Plus Elgin - Chicago
Comfort Suites Elgin Northwest

Comfort Suites Elgin Northwest

2.5 out of 5
2480 Bushwood Drive Elgin IL
Book a stay at this business-friendly hotel in Elgin. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. ...
8/10 Very Good! (1,001 reviews)
"Everything went well, except checkin, although there was some confusion at check it because my room was given to someone else with the same last name as me."

Reviewed on Jul 14, 2026

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Comfort Suites Elgin Northwest
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! (757 reviews)
"Breakfast was great and no complaints about the experience. Would go there again."

Reviewed on Jul 13, 2026

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Holiday Inn Express & Suites Chicago - Hoffman Estates by IHG
Baymont Inn & Suites by Wyndham Richmond

Baymont Inn & Suites by Wyndham Richmond

2.5 out of 5
11200 N US Rte 12 Main St Richmond IL
Book a stay at this beach hotel in Richmond. Enjoy free WiFi, free parking, and room service. Our guests praise the helpful staff in our reviews. Popular attractions ...
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Baymont Inn & Suites by Wyndham Richmond
Extended Stay America Suites Chicago Elgin West Dundee

Extended Stay America Suites Chicago Elgin West Dundee

2.5 out of 5
2185 Marriott Dr West Dundee IL
Book a stay at this business-friendly hotel in West Dundee. Enjoy free breakfast, free parking, and a 24-hour fitness center. Popular attractions Santa's Village ...
6.4/10 (613 reviews)
"First room window was broken and there were garbage bags lined up by entry door Lady on duty was very helpful in changing me to different room although the manager was very rude Room #2 was ok just the bed was very very uncomfortable mattress was wore out needed to be replaced ASAP"

Reviewed on Jul 17, 2026

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Extended Stay America Suites Chicago Elgin West Dundee
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! (1,000 reviews)
"The hotel and my room was wonderful. I was there for 5 days for my daughter graduation from the Navy. My room and bed was very comfortable and definitely enjoyed the morning breakfast. Thank you so much for the stay and I will keep the hotel on my list for my next time I return for my daughter’s ..."

Reviewed on Jul 10, 2026

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Hampton Inn & Suites Chicago/Hoffman Estates
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! (1,001 reviews)
"The room was very nice, clean, and quiet. The beds were very comfortable!"

Reviewed on Jul 15, 2026

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Holiday Inn Chicago Northwest-Elgin by IHG
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! (1,006 reviews)
"Quiet and away from the city with easy access to the highway."

Reviewed on Jul 12, 2026

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Chicago Marriott Northwest
See all 263 properties in Union
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.