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Cheap flights from St. Louis to Baltra from $1,865

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Baltra departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Baltra

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
11:00 am - 11:41 amSTL  Lambert-St Louis-GPS Baltra
25h 41m3 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl Guayaquil Jose Joaquin de Olmedo
LATAM Airlines Logo
10:56 am - 11:42 pmGPS  Baltra-STL Lambert-St Louis
35h 46m3 stops Guayaquil Jose Joaquin de Olmedo Lima J Chavez Intl Atlanta Hartsfield-Jackson
$1,865LATAM Airlines
Thu, Sep 3 - Wed, Sep 9
LATAM Airlines Logo
6:00 am - 1:30 pmSTL  Lambert-St Louis-GPS Baltra
32h 30m2 stops Atlanta Hartsfield-Jackson Quito Mariscal Sucr
LATAM Airlines Logo
1:35 pm - 10:55 amGPS  Baltra-STL Lambert-St Louis
20h 20m3 stops Guayaquil Jose Joaquin de Olmedo Quito Mariscal Sucr Atlanta Hartsfield-Jackson
$1,973LATAM Airlines
Thu, Sep 24 - Thu, Oct 1
LATAM Airlines Logo
11:00 am - 1:30 pmSTL  Lambert-St Louis-GPS Baltra
27h 30m2 stops Atlanta Hartsfield-Jackson Quito Mariscal Sucr
LATAM Airlines Logo
10:56 am - 12:32 pmGPS  Baltra-STL Lambert-St Louis
24h 36m3 stops Guayaquil Jose Joaquin de Olmedo Quito Mariscal Sucr Atlanta Hartsfield-Jackson
$2,064LATAM Airlines
Thu, Sep 3 - Wed, Sep 9
LATAM Airlines Logo
6:00 am - 9:30 amSTL  Lambert-St Louis-GPS Baltra
28h 30m3 stops Atlanta Hartsfield-Jackson Quito Mariscal Sucr Guayaquil Jose Joaquin de Olmedo
LATAM Airlines Logo
1:35 pm - 10:55 amGPS  Baltra-STL Lambert-St Louis
20h 20m3 stops Guayaquil Jose Joaquin de Olmedo Quito Mariscal Sucr Atlanta Hartsfield-Jackson
$2,333LATAM Airlines
Thu, Sep 24 - Thu, Oct 1

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LATAM Airlines flights from St. Louis to Baltra

Our best LATAM Airlines deals on St. Louis to Baltra flight tickets
LATAM Airlines
Sep 3
STL11:00 amLambert-St Louis
25h 41m
3 stops
GPS11:41 amBaltra
Sep 9
GPS10:56 amBaltra
35h 46m
3 stops
STL11:42 pmLambert-St Louis
$1,865
LATAM Airlines
Sep 3
STL11:00 amLambert-St Louis
27h 30m
2 stops
GPS1:30 pmBaltra
Sep 9
GPS10:56 amBaltra
24h 36m
3 stops
STL12:32 pmLambert-St Louis
$2,064

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Baltra that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 10, 2026.
Use the filters below to find and compare flights from St. Louis to Baltra that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBaltra

STL Lambert-St Louis - GPS Baltra

STLGPS

Lambert-St Louis

Thu 9/3

11:00 am-11:41 am

3 stops25h 41m

Baltra

Wed 9/9

10:56 am-11:42 pm

3 stops35h 46m

$1,865

St. LouisBaltra

STL Lambert-St Louis - GPS Baltra

STLGPS

Lambert-St Louis

Thu 9/24

6:00 am-1:30 pm

2 stops32h 30m

Baltra

Thu 10/1

1:35 pm-10:55 am

3 stops20h 20m

$1,973

St. LouisBaltra

STL Lambert-St Louis - GPS Baltra

STLGPS

Lambert-St Louis

Thu 9/3

11:00 am-1:30 pm

2 stops27h 30m

Baltra

Wed 9/9

10:56 am-12:32 pm

3 stops24h 36m

$2,064
Quickest round-trip

St. LouisBaltra

STL Lambert-St Louis - GPS Baltra

STLGPS

Lambert-St Louis

Thu 9/24

6:00 am-9:30 am

3 stops28h 30m

Baltra

Thu 10/1

1:35 pm-10:55 am

3 stops20h 20m

$2,333

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from St. Louis to Baltra

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Baltra according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Baltra (STL to GPS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Baltra

Fastest flight time

25h 38m

Direct flights

None
The fastest flight from St. Louis to Baltra takes 25h 38m
There are no direct flights from St. Louis to Baltra. There are no popular flight routes from St. Louis to Baltra.
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Frequently asked questions about flying from St. Louis to Baltra

  • How far is Lambert-St Louis to Baltra by plane?

    The straight-line distance from Lambert-St Louis to Baltra is 2698.8 mi. Typically, this will take 25h 38m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Baltra Airport?

    Prices for flights from Lambert-St Louis Airport to Baltra Airport refresh daily.

  • How old do you have to be to fly from Lambert-St Louis Airport to Baltra Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Baltra Airport.

  • What documentation or ID do you need to fly to Baltra Airport?

    The necessary travel and health documents for your Baltra Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from St. Louis to Baltra

  • How do I get Price Alerts for flights from St. Louis to Baltra?

    Search flight deals from St. Louis to Baltra. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from St. Louis to Baltra with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Baltra?

Book flights to Baltra if you plan to visit one of these locations
Puerto Ayora

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Baltra?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Baltra. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Baltra with flexible booking policies on momondo?

Flights from St. Louis to Baltra with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Baltra?

momondo provides multiple filters to help you find the best flight to Baltra from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Baltra right now. Can momondo alert me if prices change?

Price alerts on flights to Baltra from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
Wed 9/9
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