Cheap Flights to St. Clair County | Popular Routes to St. Clair County from HK$693

View HK$693 flight on Tue, 24 Feb 2026Opens in a new window

Popular airlines to St. Clair County

  • HK Express

  • Cathay Pacific

  • Peach

  • British Airways

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  • Thai AirAsia

  • Hong Kong Airlines

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Cheap round-trip flights to St. Clair County

Prices were available within the past 7 days and start at HK$693 for one-way flights and HK$2,073 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 18 Apr - Sat, 25 Apr
ORD
Chicago
STL
St. Louis
HK$2,073 Return, found 1 day ago
HK$2,073
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,073 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
MDW
Chicago
STL
St. Louis
HK$2,073 Return, found 1 day ago
HK$2,073
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,073 found 1 day ago
Delta
Thu, 16 Apr - Sat, 18 Apr
MDW
Chicago
STL
St. Louis
HK$2,127 Return, found 1 day ago
HK$2,127
Return
found 1 day ago
Select Delta flight, departing Thu, 16 Apr from Chicago to St. Louis, returning Sat, 18 Apr, priced at HK$2,127 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
MDW
Chicago
STL
St. Louis
HK$2,192 Return, found 1 day ago
HK$2,192
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,192 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
ORD
Chicago
STL
St. Louis
HK$2,233 Return, found 1 day ago
HK$2,233
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,233 found 1 day ago
Delta
Thu, 16 Apr - Sat, 18 Apr
ORD
Chicago
STL
St. Louis
HK$2,287 Return, found 1 day ago
HK$2,287
Return
found 1 day ago
Select Delta flight, departing Thu, 16 Apr from Chicago to St. Louis, returning Sat, 18 Apr, priced at HK$2,287 found 1 day ago
American Airlines
Sat, 18 Apr - Sat, 25 Apr
ORD
Chicago
STL
St. Louis
HK$2,310 Return, found 1 day ago
HK$2,310
Return
found 1 day ago
Select American Airlines flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,310 found 1 day ago
United
Sat, 18 Apr - Sat, 25 Apr
ORD
Chicago
STL
St. Louis
HK$2,382 Return, found 1 day ago
HK$2,382
Return
found 1 day ago
Select United flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,382 found 1 day ago
EVA Airways
Tue, 3 Feb - Sat, 7 Feb
HKG
Hong Kong SAR
STL
St. Louis
HK$7,329 Return, found 5 days ago
HK$7,329
Return
found 5 days ago
Select EVA Airways flight, departing Tue, 3 Feb from Hong Kong SAR to St. Louis, returning Sat, 7 Feb, priced at HK$7,329 found 5 days ago
Cathay Pacific
Wed, 4 Feb - Wed, 11 Feb
HKG
Hong Kong SAR
STL
St. Louis
HK$8,973 Return, found 6 hours ago
HK$8,973
Return
found 6 hours ago
Select Cathay Pacific flight, departing Wed, 4 Feb from Hong Kong SAR to St. Louis, returning Wed, 11 Feb, priced at HK$8,973 found 6 hours ago

About St. Clair County

Expedia offers flights to St. Clair County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to St. Clair County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to St. Clair County that have flexible change policies?
When it comes to flying these days, flexibility is important. That's why we have a "No change fee" search function to help you track down flexible, low-priced flights to St. Clair County. It's on the left-hand side of your screen directly under the "Flexible change policies" subheading.
Which airlines fly to St. Clair County?
Let Allegiant Air take you there. This well-known carrier provides 125 services every month to MidAmerica-St. Louis Airport (BLV), a St. Clair County gateway.
How can I find cheap tickets to St. Clair County?
A good strategy for walking away with cheap airfares is to be flexible with your dates. Start by searching for your flight to St. Clair County, then click on the "flexible dates" link for a list of prices for nearby days. Another good tip? Book ahead of time. For an idea of fares, HK$2,073 was the best price for a flight to St. Clair County in the last seven days.
How much is a flight to St. Clair County?
In the last seven days, return flights to St. Clair County sold for as little as HK$2,073 and peaked at HK$8,973. For one-way trips taking off from Seattle (SEA), the lowest amount paid during this time was just HK$693.
What are the most popular airports to fly into in St. Clair County?
Pack your bags and fly into MidAmerica-St. Louis Airport (BLV), St. Clair County's main flight hub. Book a ticket on one of the 125 flights that touch down at this well-known destination every month.
When is the cheapest time to fly to St. Clair County?
Fly out on a Tuesday to improve your chances of nabbing the cheapest airfare to St. Clair County. Mondays are usually the second most affordable day to depart. Saturday is generally the priciest day to fly anywhere.
How much is a plane ticket to St. Clair County?
In the last seven days, seats ranged between HK$2,073 and HK$8,973. Swipe through our amazing deals to St. Clair County, pick your favorite and then get packing!
What is the best time to go to St. Clair County?
Mascoutah, St. Clair County's main city, is a terrific destination to explore at anytime. Don't like cold weather? Then journey here from June 20 onward in summer, when temperatures vary from 18ºC to 29ºC. March, May and June is when Mascoutah is really lively.
What months are the cheapest to book a flight to St. Clair County?
The ideal month to reserve a fabulous deal to St. Clair County is February, whereas prices are at their highest in December. Give this month a miss if you're counting your pennies.

Trending flights to St. Clair County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Tue, 3 Feb - Sat, 7 Feb
HKG
Hong Kong SAR
STL
St. Louis
HK$7,329 Return, found 5 days ago
HK$7,329
Return
found 5 days ago
Select EVA Airways flight, departing Tue, 3 Feb from Hong Kong SAR to St. Louis, returning Sat, 7 Feb, priced at HK$7,329 found 5 days ago
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