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Uncover the best deals on St Louis to Santiago flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest STL - STI Flights
Useful information for finding best airline tickets from Lambert St Louis International to Cibao International on your next trip.
Cheapest Round Trip Flight
$674
Delta Airlines
• 2 stops
• 22h 39m
Dec 21 – Jan 13
The cheapest round trip flight from St Louis to Santiago (STL-STI-STL) is currently $674
Fastest Flight
17h 2m
The fastest nonstop flight from St Louis to Santiago (STL-STI) takes 17h 2m
Latest Flight Deals from St Louis (STL) to Santiago (STI)
Compare and book low fare round-trip air tickets from St Louis to Santiago. Ideal for travelers with confirmed return itineraries.
Dec 21 - Jan 13, Economy
St Louis → Santiago
22h 39m
10:45 AM - 2:44 AM • 2 stops
St Louis → Santiago
20h 15m
6:35 AM - 4:50 PM • 2 stops
Delta Airlines
Dec 21 - Jan 13, Economy
St Louis → Santiago
18h 47m
6:20 AM - 7:47 PM • 2 stops
St Louis → Santiago
20h 15m
6:35 AM - 4:50 PM • 2 stops
Delta Airlines
Dec 21 - Jan 13, Economy
St Louis → Santiago
24h 12m
9:52 AM - 2:44 AM • 2 stops
St Louis → Santiago
18h 40m
6:35 AM - 3:55 PM • 1 stop
Delta Airlines
Dec 21 - Jan 13, Economy
St Louis → Santiago
21h 42m
9:52 AM - 12:54 AM • 2 stops
St Louis → Santiago
26h 56m
6:35 AM - 8:51 PM • 1 stop
Delta Airlines
Dec 21 - Jan 13, Economy
St Louis → Santiago
19h 7m
6:00 AM - 7:47 PM • 2 stops
St Louis → Santiago
24h 7m
8:05 PM - 8:52 AM • 1 stop
Delta Airlines
FAQs on St Louis to Santiago Flights
What are the airports in St Louis?
STL
What’s the most popular airline flying from STL to STI?
The most popular airline flying from St Louis to Santiago are
Can I fly from STL to STI non-stop?
NO
Which airlines fly nonstop between St Louis and Santiago?
The non-stop flights between St Louis and Santiago are .
What’s the earliest departure time from STL to STI Airport?
The earliest flight leaves STL at 6:00 am and lands in STI - Cibao International
What are the airports in Santiago?
STI
Can I make changes to my St Louis to Santiago flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from STL to STI?
Read the fare rules of the St Louis to Santiago air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from St Louis and Santiago?
operate flights between St Louis and Santiago
How long does a flight from St Louis to Santiago take?
It takes approximately 4 hour to fly non-stop from STL to STI, which is 1781.85 miles by air.
Which airlines provide the cheapest flights from St Louis (STL) to Santiago (STI) ?
In the past couple of days, the cheapest tickets to STI from STL were found on DL : USD 674
Do I need a passport to fly between STL and STI?
Yes
What’s the latest departure time from STL to STI ?
The last flight leaves STL at 12:32 pm
St Louis (STL) to Santiago (STI): Airport Information
| Origin Airport | Lambert St Louis International , St Louis, US |
| Destination Airport | Cibao International , Santiago, DO |
| Distance | 1782 miles |
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