Cheap Flights to St. Francois County from ₩257,700

View ₩257,700 flight on Fri, Jul 24, 2026Opens in a new window

Popular airlines to St. Francois County

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  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

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How much is the cheapest flight to St. Francois County?

Prices were available within the past 7 days and start at ₩257,700 for one-way flights and ₩515,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jul 21 - Tue, Aug 4
SEA
Seattle
STL
St. Louis
₩515,300 Roundtrip, found 6 days ago
₩515,300
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jul 21 from Seattle to St. Louis, returning Tue, Aug 4, priced at ₩515,300 found 6 days ago
United
Fri, Jul 24 - Thu, Aug 6
SEA
Seattle
STL
St. Louis
₩515,300 Roundtrip, found 6 days ago
₩515,300
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 24 from Seattle to St. Louis, returning Thu, Aug 6, priced at ₩515,300 found 6 days ago
American Airlines
Wed, Jun 17 - Tue, Jul 7
SEA
Seattle
STL
St. Louis
₩515,400 Roundtrip, found 6 days ago
₩515,400
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Jun 17 from Seattle to St. Louis, returning Tue, Jul 7, priced at ₩515,400 found 6 days ago
Delta
Wed, Jun 17 - Tue, Jul 7
SEA
Seattle
STL
St. Louis
₩521,300 Roundtrip, found 6 days ago
₩521,300
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Jun 17 from Seattle to St. Louis, returning Tue, Jul 7, priced at ₩521,300 found 6 days ago
Delta
Wed, Jun 17 - Tue, Jul 7
SEA
Seattle
STL
St. Louis
₩527,200 Roundtrip, found 6 days ago
₩527,200
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Jun 17 from Seattle to St. Louis, returning Tue, Jul 7, priced at ₩527,200 found 6 days ago
Alaska Airlines
Wed, Jul 22 - Mon, Aug 3
SEA
Seattle
STL
St. Louis
₩542,300 Roundtrip, found 6 days ago
₩542,300
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Jul 22 from Seattle to St. Louis, returning Mon, Aug 3, priced at ₩542,300 found 6 days ago
Alaska Airlines
Sun, Jul 5 - Tue, Jul 7
SEA
Seattle
STL
St. Louis
₩543,100 Roundtrip, found 23 hours ago
₩543,100
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Sun, Jul 5 from Seattle to St. Louis, returning Tue, Jul 7, priced at ₩543,100 found 23 hours ago
Delta
Fri, Jul 24 - Thu, Aug 6
SEA
Seattle
STL
St. Louis
₩543,500 Roundtrip, found 6 days ago
₩543,500
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, Jul 24 from Seattle to St. Louis, returning Thu, Aug 6, priced at ₩543,500 found 6 days ago
American Airlines
Wed, Jul 1 - Wed, Jul 8
SEA
Seattle
STL
St. Louis
₩545,700 Roundtrip, found 23 hours ago
₩545,700
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Wed, Jul 1 from Seattle to St. Louis, returning Wed, Jul 8, priced at ₩545,700 found 23 hours ago
Korean Air
Fri, Nov 6 - Tue, Nov 10
ICN
Seoul
STL
St. Louis
₩1,997,500 Roundtrip, found 4 days ago
₩1,997,500
Roundtrip
found 4 days ago
Select Korean Air flight, departing Fri, Nov 6 from Seoul to St. Louis, returning Tue, Nov 10, priced at ₩1,997,500 found 4 days ago

Trending flights to St. Francois County

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

Delta
Fri, Nov 6 - Tue, Nov 10
ICN
Seoul
STL
St. Louis
₩1,924,500 Roundtrip, found 4 days ago
₩1,924,500
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Nov 6 from Seoul to St. Louis, returning Tue, Nov 10, priced at ₩1,924,500 found 4 days ago

Frequently asked questions

How do I find cheap flights to St. Francois County that have flexible change policies?
When it comes to flying these days, flexibility is key. That's why we've added a "No change fee" filter to help you track down flexible, cheap airfares to St. Francois County. It's on the left of your screen directly under the "Flexible change policies" heading.
Which airlines fly to St. Francois County?
With a great range of airlines offering flights into or near St. Francois County, you have plenty of choice:

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

How can I find cheap tickets to St. Francois County?
An useful strategy for picking up cheap fares is to be flexible with your travel dates. Start by searching for your flight to St. Francois County, then click on the "flexible dates" link for a list of prices for nearby days. Another good tip? Book well in advance. To give you an idea of fares, ₩515,300 was the lowest price for a flight to St. Francois County in the last seven days.
How much is a flight to St. Francois County?
One-way flights departing from Seattle (SEA) sold for as little as ₩257,700 in the last seven days. During this time, the price of a return airfare to St. Francois County ranged between ₩515,300 and ₩1,997,500. If you spot a bargain ticket, grab it quickly — these fares don't hang about.
What are the most popular airports to fly into in St. Francois County?
Jet into Lambert-St. Louis Intl. Airport (STL) and experience everything that St. Francois County has to offer. As the region's main point of entry, around 4,902 flights touch down here every month.
When is the cheapest time to fly to St. Francois County?
If you're not fixed on what date you jet off to St. Francois County, try to leave early on in the week. The most affordable day to take off is usually Tuesday, followed by Monday. Saturday is typically the priciest day, with lots of vacationers opting to take off on the weekend.
How much is a plane ticket to St. Francois County?
Seats ranged anywhere from ₩515,300 to ₩1,997,500 over the last seven days. When you're ready to book, we're here to help you lock in a fabulous deal to St. Francois County.
What is the best time to go to St. Francois County?
If you're eager to see St. Francois County's main city when it's buzzing with activity, travel to Farmington sometime during March, April and May. Like most locations in the Northern Hemisphere, summer here starts June 20, bringing average temperatures of between 65ºF and 85ºF.
What months are the cheapest to book a flight to St. Francois County?
February is the perfect month to grab a bargain fare to St. Francois County. Keep in mind that the priciest time to make a purchase in the USA isn't during the height of summer, but in December.

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About St. Francois County

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