Cheap flights to Franklin County

View €64 flight on Sat, 20 Jun 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 €64 for one-way flights and €146 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 5 Mar - Mon, 9 Mar
ORD
Chicago
STL
St. Louis
€146 Return, found 5 hours ago
€146
Return
found 5 hours ago
Select American Airlines flight, departing Thu, 5 Mar from Chicago to St. Louis, returning Mon, 9 Mar, priced at €146 found 5 hours ago
Delta
Thu, 5 Mar - Mon, 9 Mar
MDW
Chicago
STL
St. Louis
€163 Return, found 5 hours ago
€163
Return
found 5 hours ago
Select Delta flight, departing Thu, 5 Mar from Chicago to St. Louis, returning Mon, 9 Mar, priced at €163 found 5 hours ago
Delta
Thu, 5 Mar - Mon, 9 Mar
ORD
Chicago
STL
St. Louis
€163 Return, found 5 hours ago
€163
Return
found 5 hours ago
Select Delta flight, departing Thu, 5 Mar from Chicago to St. Louis, returning Mon, 9 Mar, priced at €163 found 5 hours ago
Delta
Fri, 1 May - Sun, 3 May
ATL
Atlanta
STL
St. Louis
€167 Return, found 17 hours ago
€167
Return
found 17 hours ago
Select Delta flight, departing Fri, 1 May from Atlanta to St. Louis, returning Sun, 3 May, priced at €167 found 17 hours ago
United
Thu, 5 Mar - Mon, 9 Mar
ORD
Chicago
STL
St. Louis
€196 Return, found 5 hours ago
€196
Return
found 5 hours ago
Select United flight, departing Thu, 5 Mar from Chicago to St. Louis, returning Mon, 9 Mar, priced at €196 found 5 hours ago
Delta
Sat, 14 Mar - Sat, 21 Mar
ANC
Anchorage
STL
St. Louis
€271 Return, found 1 day ago
€271
Return
found 1 day ago
Select Delta flight, departing Sat, 14 Mar from Anchorage to St. Louis, returning Sat, 21 Mar, priced at €271 found 1 day ago
American Airlines
Thu, 26 Feb - Sun, 1 Mar
TUL
Tulsa
STL
St. Louis
€334 Return, found 1 day ago
€334
Return
found 1 day ago
Select American Airlines flight, departing Thu, 26 Feb from Tulsa to St. Louis, returning Sun, 1 Mar, priced at €334 found 1 day ago
British Airways
Mon, 9 Mar - Mon, 23 Mar
LHR
London
STL
St. Louis
€630 Return, found 1 day ago
€630
Return
found 1 day ago
Select British Airways flight, departing Mon, 9 Mar from London to St. Louis, returning Mon, 23 Mar, priced at €630 found 1 day ago
Aer Lingus
Tue, 21 Apr - Fri, 8 May
DUB
Dublin
STL
St. Louis
€640 Return, found 2 days ago
€640
Return
found 2 days ago
Select Aer Lingus flight, departing Tue, 21 Apr from Dublin to St. Louis, returning Fri, 8 May, priced at €640 found 2 days ago
Virgin Atlantic
Mon, 9 Mar - Mon, 23 Mar
LHR
London
STL
St. Louis
€650 Return, found 1 day ago
€650
Return
found 1 day ago
Select Virgin Atlantic flight, departing Mon, 9 Mar from London to St. Louis, returning Mon, 23 Mar, priced at €650 found 1 day ago

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.

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. €146 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 Chicago (ORD), you could've nabbed a cheap ticket for just €64 in the last seven days. Round-trip journeys to Franklin County ranged from only €146 to €650 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 €146 and €650. 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.

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.

Aer Lingus
Tue, 21 Apr - Fri, 8 May
DUB
Dublin
STL
St. Louis
€640 Return, found 2 days ago
€640
Return
found 2 days ago
Select Aer Lingus flight, departing Tue, 21 Apr from Dublin to St. Louis, returning Fri, 8 May, priced at €640 found 2 days ago
*Available to Expedia members.