Cheap Flights to St Louis City County | Popular Routes to St Louis City County from HK$1,177

View HK$1,177 flight on Thu, 9 Apr 2026Opens in a new window

Popular airlines to St Louis City County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

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Cheap round-trip flights to St Louis City County

Prices were available within the past 7 days and start at HK$1,177 for one-way flights and HK$2,330 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, 13 Feb - Sat, 14 Feb
SEA
Seattle
STL
St. Louis
HK$2,330 Return, found 14 hours ago
HK$2,330
Return
found 14 hours ago
Select American Airlines flight, departing Fri, 13 Feb from Seattle to St. Louis, returning Sat, 14 Feb, priced at HK$2,330 found 14 hours ago
American Airlines
Fri, 13 Feb - Sat, 14 Feb
SEA
Seattle
STL
St. Louis
HK$2,523 Return, found 14 hours ago
HK$2,523
Return
found 14 hours ago
Select American Airlines flight, departing Fri, 13 Feb from Seattle to St. Louis, returning Sat, 14 Feb, priced at HK$2,523 found 14 hours ago
American Airlines
Fri, 13 Feb - Sat, 14 Feb
SEA
Seattle
STL
St. Louis
HK$2,629 Return, found 14 hours ago
HK$2,629
Return
found 14 hours ago
Select American Airlines flight, departing Fri, 13 Feb from Seattle to St. Louis, returning Sat, 14 Feb, priced at HK$2,629 found 14 hours ago
American Airlines
Fri, 13 Feb - Sat, 14 Feb
SEA
Seattle
STL
St. Louis
HK$2,706 Return, found 14 hours ago
HK$2,706
Return
found 14 hours ago
Select American Airlines flight, departing Fri, 13 Feb from Seattle to St. Louis, returning Sat, 14 Feb, priced at HK$2,706 found 14 hours ago
Delta
Fri, 13 Feb - Sat, 14 Feb
SEA
Seattle
STL
St. Louis
HK$3,030 Return, found 14 hours ago
HK$3,030
Return
found 14 hours ago
Select Delta flight, departing Fri, 13 Feb from Seattle to St. Louis, returning Sat, 14 Feb, priced at HK$3,030 found 14 hours ago
American Airlines
Fri, 13 Feb - Sat, 14 Feb
SEA
Seattle
STL
St. Louis
HK$3,114 Return, found 14 hours ago
HK$3,114
Return
found 14 hours ago
Select American Airlines flight, departing Fri, 13 Feb from Seattle to St. Louis, returning Sat, 14 Feb, priced at HK$3,114 found 14 hours ago
American Airlines
Fri, 13 Feb - Sat, 14 Feb
SEA
Seattle
STL
St. Louis
HK$3,342 Return, found 14 hours ago
HK$3,342
Return
found 14 hours ago
Select American Airlines flight, departing Fri, 13 Feb from Seattle to St. Louis, returning Sat, 14 Feb, priced at HK$3,342 found 14 hours ago
United
Fri, 13 Feb - Sat, 14 Feb
SEA
Seattle
STL
St. Louis
HK$3,611 Return, found 14 hours ago
HK$3,611
Return
found 14 hours ago
Select United flight, departing Fri, 13 Feb from Seattle to St. Louis, returning Sat, 14 Feb, priced at HK$3,611 found 14 hours ago
Asiana Airlines
Fri, 6 Feb - Fri, 20 Feb
ICN
Seoul
STL
St. Louis
HK$6,657 Return, found 17 hours ago
HK$6,657
Return
found 17 hours ago
Select Asiana Airlines flight, departing Fri, 6 Feb from Seoul to St. Louis, returning Fri, 20 Feb, priced at HK$6,657 found 17 hours ago
EVA Airways
Tue, 3 Feb - Sat, 7 Feb
HKG
Hong Kong SAR
STL
St. Louis
HK$7,329 Return, found 3 days ago
HK$7,329
Return
found 3 days ago
Select EVA Airways flight, departing Tue, 3 Feb from Hong Kong SAR to St. Louis, returning Sat, 7 Feb, priced at HK$7,329 found 3 days ago

About St Louis City County

Expedia offers flights to St Louis City County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to St Louis City 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 St Louis City County that have flexible change policies?
It's as easy as can be with Expedia. Firstly, type in your preferred travel dates and click on "Search." Next, check "No change fee" just below the "Flexible change policies" filter on the top left of your screen. Step 3. Snag your flexible and cheap airfare to St Louis City County.
Which airlines fly to St Louis City County?
Choose a seat with one of these airlines and the vibrant region of St Louis City County will be yours to explore:

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

How can I find cheap tickets to St Louis City County?
For an amazing deal to St Louis City County, book well ahead. Also use Expedia's "flexible dates" feature above your search results. This will list prices for the days around your travel dates. In the last seven days, HK$2,330 was the best price for a flight to St Louis City County.
How much is a flight to St Louis City County?
If you were journeying one way from Seattle (SEA), you could've scored a cheap ticket for HK$1,177 in the last seven days. Return flights to St Louis City County ranged from only HK$2,330 to HK$7,329 over the same period.
What are the most popular airports to fly into in St Louis City County?
Start arranging your St Louis City County holiday by securing one of the 4,902 monthly flights to Lambert-St. Louis Intl. Airport (STL). This is the region's primary gateway.
When is the cheapest time to fly to St Louis City County?
Consider travelling early in the week to secure the best deal to St Louis City County. Tuesday is commonly the most cost-effective day to depart, with Monday right behind it. Saturday typically has the most expensive ticket prices. This is because lots of travellers choose to kick off their holiday on a weekend.
How much is a plane ticket to St Louis City County?
In the last seven days, airfares to St Louis City County fluctuated between HK$2,330 and HK$7,329. Prices tend to go up over time, so pick up an awesome deal today.
What months are the cheapest to book a flight to St Louis City County?
The best month to score a great deal to St Louis City County is February, whereas the most expensive is December. Avoid this month if you're counting your pennies.

Trending flights to St Louis City 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.

EVA Airways
Tue, 3 Feb - Sat, 7 Feb
HKG
Hong Kong SAR
STL
St. Louis
HK$7,329 Return, found 3 days ago
HK$7,329
Return
found 3 days ago
Select EVA Airways flight, departing Tue, 3 Feb from Hong Kong SAR to St. Louis, returning Sat, 7 Feb, priced at HK$7,329 found 3 days ago
*Available to Expedia members.