£391 Cheap Flights to Clinton County

View £391 flight on Tue, 29 Sept 2026Opens in a new window

Popular airlines to Clinton County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

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Cheap round-trip flights to Clinton County

Prices were available within the past 7 days and start at £391 for one-way flights and £631 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 29 Apr - Mon, 4 May
LHR
London
STL
St. Louis
£631 Return, found 3 days ago
£631
Return
found 3 days ago
Select American Airlines flight, departing Wed, 29 Apr from London to St. Louis, returning Mon, 4 May, priced at £631 found 3 days ago
American Airlines
Wed, 2 Sept - Tue, 15 Sept
LHR
London
STL
St. Louis
£632 Return, found 6 hours ago
£632
Return
found 6 hours ago
Select American Airlines flight, departing Wed, 2 Sept from London to St. Louis, returning Tue, 15 Sept, priced at £632 found 6 hours ago
Iberia
Wed, 16 Sept - Tue, 29 Sept
LHR
London
STL
St. Louis
£633 Return, found 3 days ago
£633
Return
found 3 days ago
Select Iberia flight, departing Wed, 16 Sept from London to St. Louis, returning Tue, 29 Sept, priced at £633 found 3 days ago
KLM
Sun, 3 May - Wed, 13 May
LHR
London
STL
St. Louis
£633 Return, found 3 days ago
£633
Return
found 3 days ago
Select KLM flight, departing Sun, 3 May from London to St. Louis, returning Wed, 13 May, priced at £633 found 3 days ago
Finnair
Wed, 29 Apr - Mon, 4 May
LHR
London
STL
St. Louis
£642 Return, found 3 days ago
£642
Return
found 3 days ago
Select Finnair flight, departing Wed, 29 Apr from London to St. Louis, returning Mon, 4 May, priced at £642 found 3 days ago
British Airways
Wed, 2 Sept - Tue, 15 Sept
LHR
London
STL
St. Louis
£645 Return, found 6 hours ago
£645
Return
found 6 hours ago
Select British Airways flight, departing Wed, 2 Sept from London to St. Louis, returning Tue, 15 Sept, priced at £645 found 6 hours ago
Virgin Atlantic
Mon, 27 Apr - Mon, 11 May
LHR
London
STL
St. Louis
£647 Return, found 1 day ago
£647
Return
found 1 day ago
Select Virgin Atlantic flight, departing Mon, 27 Apr from London to St. Louis, returning Mon, 11 May, priced at £647 found 1 day ago
Air France
Mon, 7 Sept - Mon, 14 Sept
LHR
London
STL
St. Louis
£648 Return, found 1 day ago
£648
Return
found 1 day ago
Select Air France flight, departing Mon, 7 Sept from London to St. Louis, returning Mon, 14 Sept, priced at £648 found 1 day ago
Delta
Tue, 1 Sept - Tue, 15 Sept
LGW
London
STL
St. Louis
£649 Return, found 2 days ago
£649
Return
found 2 days ago
Select Delta flight, departing Tue, 1 Sept from London to St. Louis, returning Tue, 15 Sept, priced at £649 found 2 days ago
American Airlines
Tue, 8 Sept - Tue, 22 Sept
LHR
London
STL
St. Louis
£658 Return, found 6 hours ago
£658
Return
found 6 hours ago
Select American Airlines flight, departing Tue, 8 Sept from London to St. Louis, returning Tue, 22 Sept, priced at £658 found 6 hours ago

Trending flights to Clinton 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.

American Airlines
Wed, 29 Apr - Mon, 4 May
LHR
London
STL
St. Louis
£631 Return, found 3 days ago
£631
Return
found 3 days ago
Select American Airlines flight, departing Wed, 29 Apr from London to St. Louis, returning Mon, 4 May, priced at £631 found 3 days ago

Frequently asked questions

How do I find cheap flights to Clinton County that have flexible change policies?
When it comes to travelling these days, flexibility is essential. That's why we've added a "No change fee" filter to help you locate flexible, low-cost tickets to Clinton County. It's at the top left of your screen directly below the "Flexible change policies" subheading.
Which airlines fly to Clinton County?
Let Allegiant Air get you there. This well-known carrier runs 125 flights a month to MidAmerica-St. Louis Airport (BLV), a Clinton County gateway.
How can I find cheap tickets to Clinton County?
In the last seven days, £631 was the best price for a flight to Clinton County. For an even cheaper fare, book well in advance and be flexible with your dates. Search for your journey to Clinton County, then compare prices for similar time frames by clicking on our "flexible dates" link.
How much is a flight to Clinton County?
In the last seven days, round-trip airfares to Clinton County sold from just £631 and reached a maximum of £658. For one-way trips taking off from London (LHR), the lowest amount paid during this time was £391.
What are the most popular airports to fly into in Clinton County?
Start planning your Clinton County journey by securing a seat on one of the 125 flights each month to MidAmerica-St. Louis Airport (BLV). This is the region's main entry point.
When is the cheapest time to fly to Clinton County?
Depart for Clinton County early in the week and you'll usually be rewarded with cheaper fares. Tuesday is generally the cheapest day to hop on a plane, followed closely by Monday. If you'd like to avoid the most expensive flights, keep clear of Saturdays.
How much is a plane ticket to Clinton County?
In the last seven days, fares to Clinton County ranged between £631 and £658. Prices tend to rise over time, so pick up a great deal today.
What is the best time to go to Clinton County?
If you want to discover Clinton County's leading city when it's buzzing, go to New Baden sometime during March, July and September. Similar to most locations in the Northern Hemisphere, summertime here starts June 20, with temperatures ranging between 18ºC and 29ºC.
What months are the cheapest to book a flight to Clinton County?
February is the ideal month to get your hands on a bargain fare to Clinton County. Keep in mind that the most expensive time to book in the USA isn't during the height of summer, but the month of December.

Book with confidence

Top tips for booking flights to Clinton County from UK

Get ready to fly to Clinton County

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Find the best tickets to Clinton County

To find some of the best tickets to Clinton County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Clinton County or last-minute flights to Clinton County, you can filter and sort your search results, making it easy to find the ideal flight to Clinton County.

Airlines fly to Clinton County

There are 20 different airlines that fly to Clinton County including some of the most trusted names in the business. To book flights to Clinton County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Clinton County plane tickets.

Find the cheapest flights to Clinton County

By booking early you may find some of the best deals for Clinton County flights from the UK, including Clinton County direct flights. You can usually find affordable and cheap flights to Clinton County, whether one-way from £391 or round-trip from £631, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Clinton County

Try searching for different Clinton County airports with Expedia to find some of the cheapest flights to Clinton County. Flights from London (LHR) to St. Louis (STL) usually have the lowest price from £391.

Why book your flights to Clinton County with Expedia

Expedia offers great deals on Clinton County air fares from £391 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Clinton County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to Clinton County from UK

Travel information

Clinton County Flights Information

Airlines serving
Austrian Airlines, Lufthansa, American Airlines, Iberia, Air France, British Airways, Air Canada, KLM, Finnair, Virgin Atlantic, Delta
Roundtrip price
from £631
Clinton County Flights Information

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