Meramec Caverns. Franklin County. Missouri. USA.

Flight Destinations in Franklin County

View ฿3,570 flight on Thu, 9 Jul 2026Opens in a new window

Popular airlines to Franklin County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

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Cheap round-trip flights to Franklin County

Prices were available within the past 7 days and start at ฿3,570 for one-way flights and ฿10,770 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 9 Jul - Sun, 12 Jul
LAS
Las Vegas
STL
St. Louis
฿10,770 Return, found 23 hours ago
฿10,770
Return
found 23 hours ago
Select Delta flight, departing Thu, 9 Jul from Las Vegas to St. Louis, returning Sun, 12 Jul, priced at ฿10,770 found 23 hours ago
Delta
Thu, 9 Jul - Sun, 12 Jul
LAS
Las Vegas
STL
St. Louis
฿10,950 Return, found 23 hours ago
฿10,950
Return
found 23 hours ago
Select Delta flight, departing Thu, 9 Jul from Las Vegas to St. Louis, returning Sun, 12 Jul, priced at ฿10,950 found 23 hours ago
Delta
Thu, 27 Aug - Mon, 31 Aug
SEA
Seattle
STL
St. Louis
฿11,560 Return, found 8 hours ago
฿11,560
Return
found 8 hours ago
Select Delta flight, departing Thu, 27 Aug from Seattle to St. Louis, returning Mon, 31 Aug, priced at ฿11,560 found 8 hours ago
Delta
Thu, 27 Aug - Mon, 31 Aug
SEA
Seattle
STL
St. Louis
฿11,570 Return, found 8 hours ago
฿11,570
Return
found 8 hours ago
Select Delta flight, departing Thu, 27 Aug from Seattle to St. Louis, returning Mon, 31 Aug, priced at ฿11,570 found 8 hours ago
American Airlines
Thu, 9 Jul - Sun, 12 Jul
LAS
Las Vegas
STL
St. Louis
฿12,120 Return, found 23 hours ago
฿12,120
Return
found 23 hours ago
Select American Airlines flight, departing Thu, 9 Jul from Las Vegas to St. Louis, returning Sun, 12 Jul, priced at ฿12,120 found 23 hours ago
United
Thu, 9 Jul - Sun, 12 Jul
LAS
Las Vegas
STL
St. Louis
฿12,415 Return, found 23 hours ago
฿12,415
Return
found 23 hours ago
Select United flight, departing Thu, 9 Jul from Las Vegas to St. Louis, returning Sun, 12 Jul, priced at ฿12,415 found 23 hours ago
American Airlines
Thu, 27 Aug - Mon, 31 Aug
SEA
Seattle
STL
St. Louis
฿15,675 Return, found 8 hours ago
฿15,675
Return
found 8 hours ago
Select American Airlines flight, departing Thu, 27 Aug from Seattle to St. Louis, returning Mon, 31 Aug, priced at ฿15,675 found 8 hours ago
Air Canada
Wed, 8 Jul - Wed, 29 Jul
BKK
Bangkok
STL
St. Louis
฿39,615 Return, found 11 hours ago
฿39,615
Return
found 11 hours ago
Select Air Canada flight, departing Wed, 8 Jul from Bangkok to St. Louis, returning Wed, 29 Jul, priced at ฿39,615 found 11 hours ago
Lufthansa
Mon, 20 Jul - Mon, 31 Aug
BKK
Bangkok
STL
St. Louis
฿42,295 Return, found 10 hours ago
฿42,295
Return
found 10 hours ago
Select Lufthansa flight, departing Mon, 20 Jul from Bangkok to St. Louis, returning Mon, 31 Aug, priced at ฿42,295 found 10 hours ago
Austrian Airlines
Sun, 26 Jul - Fri, 14 Aug
BKK
Bangkok
STL
St. Louis
฿42,990 Return, found 6 days ago
฿42,990
Return
found 6 days ago
Select Austrian Airlines flight, departing Sun, 26 Jul from Bangkok to St. Louis, returning Fri, 14 Aug, priced at ฿42,990 found 6 days ago
Book with confidence

About Franklin County

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

Trending flights to Franklin 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.

Air Canada
Wed, 8 Jul - Wed, 29 Jul
BKK
Bangkok
STL
St. Louis
฿39,615 Return, found 11 hours ago
฿39,615
Return
found 11 hours ago
Select Air Canada flight, departing Wed, 8 Jul from Bangkok to St. Louis, returning Wed, 29 Jul, priced at ฿39,615 found 11 hours ago

Frequently asked questions

How do I find cheap flights to Franklin County that have flexible change policies?
At Expedia, we've been channeling our inner yoga master to provide you with the most flexible airfares in town. Simply check the "No change fee" box right underneath the "Flexible change policies" heading to find your perfect flight to Franklin County.
Which airlines fly to Franklin County?
With a great range of airlines operating flights into or near Franklin County, the choice is yours:

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

How can I find cheap tickets to Franklin County?
You'll always walk away with an awesome deal with Expedia, but our "flexible dates" feature makes it that much easier. Enter your preferred travel date, then check the flexible dates box above to reveal the cheapest prices for nearby days. ฿10,770 was the cheapest price for a flight to Franklin County in the last seven days.
How much is a flight to Franklin County?
If you were flying one way from Las Vegas (LAS), you could've nabbed a cheap ticket for just ฿3,570 in the last seven days. Round-trip journeys to Franklin County ranged from only ฿10,770 to ฿42,990 during this same period.
What are the most popular airports to fly into in Franklin County?
Get ready to pack your bags and jet into Lambert-St. Louis Intl. Airport (STL), Franklin County's main flight hub. Secure a seat on one of the 4,902 flights that land here every month.
How much is a plane ticket to Franklin County?
In the last seven days, airfares to Franklin County ranged between ฿10,770 and ฿42,990. Prices tend to rise over time, so find a top deal today.
What is the best time to go to Franklin County?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a fantastic time to visit the top Franklin County city of Washington. Average temperatures fluctuate between 18ºC and 29ºC throughout this season. The biggest crowds flock here in April, June and September.
What months are the cheapest to book a flight to Franklin County?
The best month to book low-cost airfares to Franklin County is February. Bear in mind that in the U.S, an expensive time to secure a ticket is during the busy month of December.

Book with confidence

About Franklin County

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