Cheap Flights to Saint-Louis | Popular Routes to Saint-Louis from HK$280

View HK$280 flight on Wed, 25 Feb 2026Opens in a new window

Popular airlines to Saint-Louis

  • Lufthansa

    Lufthansa

  • KLM

    KLM

  • British Airways

    British Airways

  • Air France

    Air France

  • Austrian Airlines

    Austrian Airlines

  • easyJet

    easyJet

  • Turkish Airlines

    Turkish Airlines

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Cheap round-trip flights to Saint-Louis

Prices were available within the past 7 days and start at HK$280 for one-way flights and HK$599 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

easyJet
Fri, 6 Mar - Mon, 9 Mar
BCN
Barcelona
BSL
Basel
HK$599 Return, found 1 day ago
HK$599
Return
found 1 day ago
Select easyJet flight, departing Fri, 6 Mar from Barcelona to Basel, returning Mon, 9 Mar, priced at HK$599 found 1 day ago
easyJet
Fri, 6 Mar - Mon, 9 Mar
BCN
Barcelona
BSL
Basel
HK$604 Return, found 1 day ago
HK$604
Return
found 1 day ago
Select easyJet flight, departing Fri, 6 Mar from Barcelona to Basel, returning Mon, 9 Mar, priced at HK$604 found 1 day ago
easyJet
Fri, 6 Mar - Mon, 9 Mar
BCN
Barcelona
BSL
Basel
HK$609 Return, found 1 day ago
HK$609
Return
found 1 day ago
Select easyJet flight, departing Fri, 6 Mar from Barcelona to Basel, returning Mon, 9 Mar, priced at HK$609 found 1 day ago
easyJet
Fri, 6 Mar - Mon, 9 Mar
BCN
Barcelona
BSL
Basel
HK$614 Return, found 1 day ago
HK$614
Return
found 1 day ago
Select easyJet flight, departing Fri, 6 Mar from Barcelona to Basel, returning Mon, 9 Mar, priced at HK$614 found 1 day ago
easyJet
Wed, 8 Apr - Sun, 12 Apr
BCN
Barcelona
BSL
Basel
HK$736 Return, found 5 days ago
HK$736
Return
found 5 days ago
Select easyJet flight, departing Wed, 8 Apr from Barcelona to Basel, returning Sun, 12 Apr, priced at HK$736 found 5 days ago
easyJet
Thu, 9 Apr - Sun, 12 Apr
BCN
Barcelona
BSL
Basel
HK$760 Return, found 5 days ago
HK$760
Return
found 5 days ago
Select easyJet flight, departing Thu, 9 Apr from Barcelona to Basel, returning Sun, 12 Apr, priced at HK$760 found 5 days ago
Vueling Airlines
Thu, 9 Apr - Sun, 12 Apr
BCN
Barcelona
BSL
Basel
HK$767 Return, found 5 days ago
HK$767
Return
found 5 days ago
Select Vueling Airlines flight, departing Thu, 9 Apr from Barcelona to Basel, returning Sun, 12 Apr, priced at HK$767 found 5 days ago
British Airways
Fri, 4 Dec - Sun, 6 Dec
LHR
London
BSL
Basel
HK$1,463 Return, found 14 hours ago
HK$1,463
Return
found 14 hours ago
Select British Airways flight, departing Fri, 4 Dec from London to Basel, returning Sun, 6 Dec, priced at HK$1,463 found 14 hours ago
Iberia
Fri, 6 Mar - Mon, 9 Mar
BCN
Barcelona
BSL
Basel
HK$1,604 Return, found 1 day ago
HK$1,604
Return
found 1 day ago
Select Iberia flight, departing Fri, 6 Mar from Barcelona to Basel, returning Mon, 9 Mar, priced at HK$1,604 found 1 day ago
Lufthansa
Sat, 28 Mar - Sat, 11 Apr
FRA
Frankfurt
BSL
Basel
HK$1,986 Return, found 4 days ago
HK$1,986
Return
found 4 days ago
Select Lufthansa flight, departing Sat, 28 Mar from Frankfurt to Basel, returning Sat, 11 Apr, priced at HK$1,986 found 4 days ago

About Saint-Louis

Expedia offers flights to Saint-Louis to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Saint-Louis 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 Saint-Louis that have flexible change policies?
At Expedia, we've been channeling our inner yogi to give you the most flexible fares available. Just click on "No change fee" directly below the "Flexible change policies" heading to find the best flights to Saint-Louis.
How can I find cheap tickets to Saint-Louis?
In the last seven days, HK$599 was the lowest price for a flight to Saint-Louis. For an even cheaper fare, book well in advance and be flexible with your dates. Search for your journey to Saint-Louis, then see prices for similar time frames by clicking on our "flexible dates" link.
How much is a flight to Saint-Louis?
There were a lot of budget-friendly fares up for grabs in the last seven days, with the cost of a return air ticket to Saint-Louis ranging between HK$599 and HK$5,464. Many lucky travelers nabbed one-way tickets from Barcelona (BCN) for as little as HK$280.
When is the cheapest time to fly to Saint-Louis?
Try to jet off early on in the week to secure a bargain airfare to Saint-Louis. Tuesday is usually the cheapest day to depart, with Monday running a close second. Saturday often has the costliest fares. This is because lots of travellers like to start their trip on a weekend.
How much is a plane ticket to Saint-Louis?
In the last seven days, journeys to Saint-Louis ranged between HK$599 and HK$5,464. Prices generally depend on the departure time, airline, seating class and when you make your booking.
What months are the cheapest to book a flight to Saint-Louis?
Book your ticket in February to enjoy inexpensive flights to Saint-Louis. The festive month of December is typically the most expensive time to purchase an airfare.

Trending flights to Saint-Louis

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.

Lufthansa
Tue, 27 Jan - Sat, 31 Jan
HKG
Hong Kong SAR
BSL
Basel
HK$5,464 Return, found 3 days ago
HK$5,464
Return
found 3 days ago
Select Lufthansa flight, departing Tue, 27 Jan from Hong Kong SAR to Basel, returning Sat, 31 Jan, priced at HK$5,464 found 3 days ago
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