Cheap Flights to Southwest Illinois from $29
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How Much Does it Cost To Fly To Southwest Illinois?
The cheapest prices found with in the last 7 days for return flights were $56 and $29 for one-way flights to Southwest Illinois for the period specified. Prices and availability are subject to change. Additional terms apply
| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| DEN | St. Louis | June 9 to June 23 | $66 |
| LGA | St. Louis | May 28 to May 31 | $210 |
| AUS | St. Louis | May 23 to May 25 | $226 |
| JFK | St. Louis | May 26 to May 27 | $290 |
| AUS | West Paducah | August 8 to August 9 | $294 |
| LGA | Marion | July 9 to July 10 | $348 |
| YKF | St. Louis | June 11 to June 12 | $413 |
| EWN | St. Louis | June 17 to June 24 | $422 |
| FLL | West Paducah | May 16 to May 30 | $424 |
| JFK | Marion | July 9 to July 10 | $424 |
| FLL | Marion | June 2 to June 5 | $555 |
| JFK | Scott City | July 13 to July 20 | $584 |
| PGV | St. Louis | May 15 to May 18 | $595 |
| DEN | Scott City | May 24 to May 26 | $1,072 |
| DEN | West Paducah | May 15 to May 17 | $1,461 |
Southwest Illinois Flight Information
Traveling to | Southwest Illinois |
|---|---|
Lowest Price | $56 |
Number of Airlines Serving | |
Airlines Serving | Frontier Airlines |
Number of Daily Flights | |
Airlines with Direct Flights |
Find The Perfect Hotel For After Your Flight
Amazing Southwest Illinois Accommodation Deals
Motel 6 Caseyville, IL - Caseyville Il
If you want to step on a used needle. This is the place to go. You get what you pay for
Reviewed on May 3, 2026
Super 8 by Wyndham Marion
There was mold in the AC unit and the Shower exhaust fan did not function properly. Also in room 105 One of the beds had a noticeable indentation. Next, I had to summon the male receptionist to literally turn the TV on because it’s a two step process. First you press the Aux button and secondly, ...
Reviewed on Apr 22, 2026
Americas Best Value Inn West Frankfort
The property was conviently located off the interstate and close to gas stations. It was very nice and quiet the whole time we were there. Great value for the price. Even included a free continental breakfast.
Reviewed on May 3, 2026
Super 8 by Wyndham Belleville St. Louis Area
There was black mold in the hot tub all around 5jets and there were ants all over the room and in the bed the room was so gross we had to leave in the middle of the night because of the ants
Reviewed on May 3, 2026
Luxury Hotels in Southwest Illinois
Super 8 by Wyndham Troy IL/St. Louis Area
Check in was fast room and pool area where clean Breakfast needed more options
Reviewed on May 2, 2026
Super 8 by Wyndham Mt. Vernon IL
My room was very comfortable and the staff was great!
Reviewed on May 1, 2026
Super 8 by Wyndham Carbondale
Let me start with a disclaimer that I've stayed at Super 8's before and their peer budget hotels in the past. I know what to expect, and in many respects this stay was fine. My room was clean, the heat/ac worked like they should, the tv worked and the walls didn't allow too much noise from outside ...
Reviewed on May 4, 2026
Super 8 by Wyndham O'Fallon
Family Friendly Hotels in Southwest Illinois
Country Inn & Suites by Radisson, Marion, IL
Nice place to stay, clean and well kept. Good fresh breakfast offerings, and clean tables. Busy with a large group, so check-in took longer but that was understandable.
Reviewed on Apr 28, 2026
Drury Plaza Hotel Mt. Vernon
Great hotel with a convenient location. Our go to hotel when available.
Reviewed on May 4, 2026
Comfort Inn & Suites O'Fallon - St. Louis Area
It was a nice hotel just needed to be cleaned a little more. Our sheets had a few spots on them that was stained. We had an issue of people above us jumping around. We went to call the desk and the phone didn’t work. I had to call the office on my cellphone. He said he would go up and see about it. ...
Reviewed on May 3, 2026
Best Western Troy Hotel
Buyer be ware. The hotel is under construction. Drywall dust on everything. The room was filthy and had not been vacuumed, dusty, dirty and nothing like the pictures on their website. Had to stay at another hotel.
Reviewed on May 3, 2026
Best Southwest Illinois Flight and Hotel Packages
Southwest Illinois flight + hotel packages - economy flights
Need a Car For After Your Flight?
Economy
Compact
Midsize
SUV
Frequently asked questions
Plane Tickets To Southwest Illinois
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When you are ready to embark on your next big adventure, Travelocity will be right here waiting to open the doors to the garden so that you can go and smell the roses. When you decide to book and travel is entirely up to you, but don't wait too long because we have some of the best deals on the web and they won't last long. Take time to go through our huge selection of cheap flights to Southwest Illinois to find the best deals that fit into your budget. If browsing on your phone while your boss isn't looking is more your thing (we promise we won't tell), consider checking out Travelocity's mobile app which allows you to take advantage of all our flights to Southwest Illinois without having to compromise your work computer's search history. If you are looking to save even more, you can easily save up to $537 when you bundle one of our cheap flights to Southwest Illinois with one of our hotels. So why are you waiting around? There is no better time than now to start booking that next trip. Start your search now to book one of our flights to Southwest Illinois today!