Cheap Flights to Marion County | Popular Routes to Marion County from HK$2,811

View HK$2,811 flight on Wed, 1 Apr 2026Opens in a new window

Popular airlines to Marion County

  • HK Express

    HK Express

  • Cathay Pacific

    Cathay Pacific

  • Peach

    Peach

  • British Airways

    British Airways

  • AirAsia

    AirAsia

  • Thai AirAsia

    Thai AirAsia

  • Hong Kong Airlines

    Hong Kong Airlines

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Cheap round-trip flights to Marion County

Prices were available within the past 7 days and start at HK$2,811 for one-way flights and HK$4,350 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$4,350 Return, found 22 hours ago
HK$4,350
Return
found 22 hours ago
Select Delta flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$4,350 found 22 hours ago
Delta
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$4,828 Return, found 22 hours ago
HK$4,828
Return
found 22 hours ago
Select Delta flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$4,828 found 22 hours ago
Delta
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$4,996 Return, found 22 hours ago
HK$4,996
Return
found 22 hours ago
Select Delta flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$4,996 found 22 hours ago
United
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$5,234 Return, found 22 hours ago
HK$5,234
Return
found 22 hours ago
Select United flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$5,234 found 22 hours ago
American Airlines
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$5,400 Return, found 22 hours ago
HK$5,400
Return
found 22 hours ago
Select American Airlines flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$5,400 found 22 hours ago
Delta
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$5,401 Return, found 22 hours ago
HK$5,401
Return
found 22 hours ago
Select Delta flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$5,401 found 22 hours ago
United
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$5,443 Return, found 22 hours ago
HK$5,443
Return
found 22 hours ago
Select United flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$5,443 found 22 hours ago
Aeromexico
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$5,485 Return, found 22 hours ago
HK$5,485
Return
found 22 hours ago
Select Aeromexico flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$5,485 found 22 hours ago
United
Wed, 1 Apr - Sun, 5 Apr
MEX
Mexico City
STL
St. Louis
HK$5,487 Return, found 22 hours ago
HK$5,487
Return
found 22 hours ago
Select United flight, departing Wed, 1 Apr from Mexico City to St. Louis, returning Sun, 5 Apr, priced at HK$5,487 found 22 hours ago
China Airlines
Mon, 2 Mar - Sat, 7 Mar
HKG
Hong Kong SAR
STL
St. Louis
HK$7,589 Return, found 5 days ago
HK$7,589
Return
found 5 days ago
Select China Airlines flight, departing Mon, 2 Mar from Hong Kong SAR to St. Louis, returning Sat, 7 Mar, priced at HK$7,589 found 5 days ago

About Marion County

Expedia offers flights to Marion County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Marion 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 Marion County that have flexible change policies?
At Expedia, we've been channeling our inner Olympic gymnast to deliver you the most flexible airfares in town. Just click on "No change fee" directly under the filter heading "Flexible change policies" to find the best flights to Marion County.
Which airlines fly to Marion County?
Dig out your passport, pack your bags and take your pick of these well-known airlines that have flights into or near Marion County:

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

How can I find cheap tickets to Marion County?
You'll always get an amazing deal with Expedia, but our "flexible dates" search function makes it that much easier. Enter your preferred flight date, then tick the flexible dates box above to reveal the cheapest prices for nearby days. HK$4,350 was the cheapest price for a flight to Marion County in the last seven days.
How much is a flight to Marion County?
There were lots of bargain fares up for grabs in the last seven days, with the price of a return flight to Marion County varying between HK$4,350 and HK$7,589. Many lucky travelers purchased one-way tickets from Mexico City (MEX) for as little as HK$2,811.
What are the most popular airports to fly into in Marion County?
Start organizing your Marion County vacation by reserving a seat on one of the 4,902 flights each month to Lambert-St. Louis Intl. Airport (STL). This is the region's primary gateway.
When is the cheapest time to fly to Marion County?
Leave for Marion County early on in the week and you'll usually be rewarded with cheaper fares. Tuesday is known for being the cheapest day to jump on a plane, closely followed by Monday. If you're eager to avoid the costliest flights, give Saturdays a wide berth.
How much is a plane ticket to Marion County?
In the last seven days, airfares ranged between HK$4,350 and HK$7,589. Swipe through our fabulous deals to Marion County, make a booking and then start packing!
What is the best time to go to Marion County?
One of the best times to explore Kinmundy is after June 20 when summer begins. In Marion County's most populous city, average temperatures range from 18ºC to 27ºC during this time — prime weather for seeing the sights! July, August and September are the most popular months to travel to this hot spot.
What months are the cheapest to book a flight to Marion County?
Snap up your ticket in February to enjoy inexpensive flights to Marion County. December is often the most expensive time to buy a fare.

Trending flights to Marion 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.

China Airlines
Mon, 2 Mar - Sat, 7 Mar
HKG
Hong Kong SAR
STL
St. Louis
HK$7,589 Return, found 5 days ago
HK$7,589
Return
found 5 days ago
Select China Airlines flight, departing Mon, 2 Mar from Hong Kong SAR to St. Louis, returning Sat, 7 Mar, priced at HK$7,589 found 5 days ago
*Available to Expedia members.