£913 Cheap Flights to Southeast Illinois

View £913 flight on Sun, 4 Jan 2026Opens in a new window

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Cheap round-trip flights to Southeast Illinois

Prices were available within the past 7 days and start at £913 for one-way flights and £583 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 12 Sep - Fri, 19 Sep
DTW
Detroit
MWA
Marion
£583 Return, found 11 hours ago
£583
Return
found 11 hours ago
Select Alaska Airlines flight, departing Fri, 12 Sep from Detroit to Marion, returning Fri, 19 Sep, priced at £583 found 11 hours ago

Expedia flights to Southeast Illinois

Searching for cheap flights to Southeast Illinois? No travel company presents more choices than Expedia if you're looking to compare flights to Southeast Illinois. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Illinois. Expedia provides the cheapest flights to many destinations in Illinois and you may find even greater savings if you combine your flight with a hotel stay in Southeast Illinois.

Expedia is the largest online travel agency which means that Expedia have access to cheap flights. So make sure you check Expedia regularly for these bargain flights because the cheapest airline tickets sell out fast.

Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Southeast Illinois for that period and let you choose your preferred time and airline. If you need additional assistance, Expedia Customer Service representatives are available from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends. Our capable staff will be able to help you with any questions regarding your Southeast Illinois flight, or other booking questions that may arise. When you book flights with Expedia you can rest assured that you have booked the best flight at the lowest price.

Frequently asked questions

How do I find cheap flights to Southeast Illinois that have flexible change policies?
Search for bargain flights to Southeast Illinois, then check the "No change fee" box directly under the "Flexible change policies" filter. It's as simple as that. We appreciate that plans can change and flexibility matters, so you can book with confidence with Expedia.
Which airlines fly to Southeast Illinois?
When you're ready to book your ticket to or near Southeast Illinois, these top airlines look forward to welcoming you aboard:

  • United Airlines - 12,950 flights to or near Southeast Illinois each month, including 12,950 flights to O'Hare Intl. Airport (ORD) per month.
  • American Airlines - 8,855 flights to or near Southeast Illinois each month, including 8,855 flights to O'Hare Intl. Airport (ORD) per month.
  • Delta Air Lines - 1,222 flights to or near Southeast Illinois each month, including 1,222 flights to O'Hare Intl. Airport (ORD) per month.

How can I find cheap tickets to Southeast Illinois?
One of the best ways to get a hold of cheap tickets to Southeast Illinois is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It will reveal the cheapest prices for nearby days. The best price for a flight to Southeast Illinois in the last seven days was £583. Booking ahead will generally help you get an even better deal.
How much is a flight to Southeast Illinois?
In the last seven days, round-trip tickets to Southeast Illinois sold for as low as £583 and reached a maximum of £913. For one-way trips leaving London (LHR), the cheapest seat during this same period was £913.
What are the most popular airports to fly into in Southeast Illinois?
The primary gateway to Southeast Illinois, around 25,318 flights touch down at O'Hare Intl. Airport (ORD) each month. Keep an eye out for a great deal, lock in your fare and get ready to experience this fabulous region.
When is the cheapest time to fly to Southeast Illinois?
Fly out on a Tuesday to raise your chances of nabbing the cheapest flight to Southeast Illinois. Mondays are usually the second most affordable day to depart. Saturday is normally the priciest day to fly anywhere.
How much is a plane ticket to Southeast Illinois?
In the last seven days, plane fares to Southeast Illinois varied from £583 to £913.
What months are the cheapest to book a flight to Southeast Illinois?
Snap up your ticket in February to enjoy bargain flight deals to Southeast Illinois. The month of December is generally the most expensive time to purchase an airfare.
Flights to Southeast Illinois information
Destination airport
Williamson County Regional
Destination airport IATA code
MWA
Destination city name
Marion
Return price
£582

Trending flights to Southeast Illinois

Prices were available within the past 7 days and start at £913 for one-way flights and £583 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 16 Mar - Tue, 31 Mar
LHR
London
EVV
Evansville
£706 Return, found 3 days ago
£706
Return
found 3 days ago
Select American Airlines flight, departing Mon, 16 Mar from London to Evansville, returning Tue, 31 Mar, priced at £706 found 3 days ago
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