￥25,860 Cheap Flights to Southwest Illinois, IL

View ￥25,860 flight on Tue, May 5, 2026Opens in a new window

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How much is the cheapest flight to Southwest Illinois?

Prices were available within the past 7 days and start at ￥25,860 for one-way flights and ￥32,250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, May 26 - Tue, Jun 9
MKE
Milwaukee
STL
St. Louis
￥32,250 Roundtrip, found 21 hours ago
￥32,250
Roundtrip
found 21 hours ago
Select Delta flight, departing Tue, May 26 from Milwaukee to St. Louis, returning Tue, Jun 9, priced at ￥32,250 found 21 hours ago
American Airlines
Tue, May 5 - Thu, May 7
MKE
Milwaukee
STL
St. Louis
￥51,600 Roundtrip, found 21 hours ago
￥51,600
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, May 5 from Milwaukee to St. Louis, returning Thu, May 7, priced at ￥51,600 found 21 hours ago
United
Tue, Jun 2 - Sun, Jun 14
MKE
Milwaukee
STL
St. Louis
￥51,600 Roundtrip, found 21 hours ago
￥51,600
Roundtrip
found 21 hours ago
Select United flight, departing Tue, Jun 2 from Milwaukee to St. Louis, returning Sun, Jun 14, priced at ￥51,600 found 21 hours ago
Air Canada
Tue, Jul 14 - Tue, Jul 28
NRT
Tokyo
STL
St. Louis
￥167,880 Roundtrip, found 9 hours ago
￥167,880
Roundtrip
found 9 hours ago
Select Air Canada flight, departing Tue, Jul 14 from Tokyo to St. Louis, returning Tue, Jul 28, priced at ￥167,880 found 9 hours ago
Alaska Airlines
Mon, Aug 24 - Sun, Sep 6
NRT
Tokyo
STL
St. Louis
￥172,160 Roundtrip, found 1 day ago
￥172,160
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Aug 24 from Tokyo to St. Louis, returning Sun, Sep 6, priced at ￥172,160 found 1 day ago

Frequently asked questions

How do I find cheap flights to Southwest Illinois that have flexible change policies?
By using our neat "No change fee" filter, that's how. Just enter your travel details, click "Search," then tick the checkbox directly underneath the "Flexible change policies" heading (top left-hand side of your screen). Expedia makes it a cinch to find flexible and affordable tickets to Southwest Illinois.
Which airlines fly to Southwest Illinois?
When you're ready to reserve your ticket to or near Southwest Illinois, these popular carriers are waiting to welcome you on board:

  • Southwest Airlines - 2,214 flights to or near Southwest Illinois each month, including 2,214 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • American Airlines - 971 flights to or near Southwest Illinois each month, including 789 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • Delta Air Lines - 728 flights to or near Southwest Illinois each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.

How can I find cheap tickets to Southwest Illinois?
In the last seven days, ￥32,250 was the best price for a flight to Southwest Illinois. If you'd love to save even more, book in advance and be flexible with your travel dates. Search for your flight to Southwest Illinois, then see prices for similar time frames by clicking on the "flexible dates" link above.
How much is a flight to Southwest Illinois?
In the last seven days, round-trip tickets to Southwest Illinois sold for as little as ￥32,250 and reached a maximum price of ￥172,160. For one-way trips departing from Milwaukee (MKE), the lowest amount paid during this time was only ￥25,860.
What are the most popular airports to fly into in Southwest Illinois?
Choosing your airport comes down to factors including your airline, budget and where you plan to explore. These are your choices in Southwest Illinois:

  • Lambert-St. Louis Intl. Airport (STL) - 4,902 flights per month.
  • Evansville Regional Airport (EVV) - 277 flights per month.

How much is a plane ticket to Southwest Illinois?
In the last seven days, plane tickets to Southwest Illinois ranged between ￥32,250 and ￥172,160. Prices depend on multiple things, particularly the time of departure, carrier, cabin class and when the fare is booked.
What months are the cheapest to book a flight to Southwest Illinois?
The most affordable month to score a terrific deal to Southwest Illinois is February, while the priciest month is December. Avoid this month if you're looking to save money.

Travel information

Destination airport
Barkley Regional
Destination airport IATA code
PAH
Destination city name
Paducah
Roundtrip price
￥128,170

Trending flights to Southwest Illinois

Prices were available within the past 7 days and start at ￥25,860 for one-way flights and ￥32,250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, May 11 - Mon, Sep 14
HND
Tokyo
STL
St. Louis
￥108,300 Roundtrip, found 8 hours ago
￥108,300
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Mon, May 11 from Tokyo to St. Louis, returning Mon, Sep 14, priced at ￥108,300 found 8 hours ago

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