$467 Cheap Flights from St. Louis (STL) to Iquitos (IQT)

View $467 flight on Thu, Apr 9, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Iquitos (IQT-Coronel FAP Francisco Secada Vignetta Intl.)

Cheap Flights from St. Louis to Iquitos (STL-IQT)

Prices were available within the past 7 days and start at $467 for one-way flights and $744 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$744 Roundtrip, found 3 days ago
$744
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $744 found 3 days ago
Delta
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$749 Roundtrip, found 3 days ago
$749
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $749 found 3 days ago
Delta
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$752 Roundtrip, found 3 days ago
$752
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $752 found 3 days ago
Delta
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$754 Roundtrip, found 3 days ago
$754
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $754 found 3 days ago
Delta
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$757 Roundtrip, found 3 days ago
$757
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $757 found 3 days ago
LATAM Airlines Group
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$769 Roundtrip, found 3 days ago
$769
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $769 found 3 days ago
LATAM Airlines Group
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$774 Roundtrip, found 3 days ago
$774
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $774 found 3 days ago
LATAM Airlines Group
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$782 Roundtrip, found 3 days ago
$782
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $782 found 3 days ago
Delta
Thu, Apr 9 - Tue, Apr 28
STL
St. Louis
IQT
Iquitos
$793 Roundtrip, found 3 days ago
$793
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 9 from St. Louis to Iquitos, returning Tue, Apr 28, priced at $793 found 3 days ago
LATAM Airlines Group
Sun, Jan 11 - Wed, Jan 21
STL
St. Louis
IQT
Iquitos
$794 Roundtrip, found 3 days ago
$794
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Sun, Jan 11 from St. Louis to Iquitos, returning Wed, Jan 21, priced at $794 found 3 days ago

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT) cost?
Get a cheap one-way flight from $467 or cheap return flight from $744 from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT)?
The cheapest month to fly from STL to IQT is April, when demand is low. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest STL to IQT flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT)?
Direct flights from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to IQT?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT) route, fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT) last-minute?
Last-minute fares from STL to IQT are generally more expensive. For the best rates, start looking for flights well ahead of time. That said, if you can play around with your travel dates, you may land a cheap ticket just before your departure.
Is it cheaper to book a STL to IQT flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to IQT flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and choose from our wide range of stays, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Coronel FAP Francisco Secada Vignetta Intl. Airport (IQT)?
If you reserved your STL to IQT flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Coronel FAP Francisco Secada Vignetta Intl.
Roundtrip price
$744
Distance
3133 mi

Book with confidence

Book with confidence

St. Louis to Iquitos Flights

The cheapest times to fly from St. Louis to Iquitos

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Iquitos are during the month of April. You can find some of the cheapest flights from St. Louis to Iquitos with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Iquitos

Sunday is one of the best days to book for cheap flights from St. Louis to Iquitos: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Iquitos

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Iquitos in 2025. You can also book with separate airlines for your outbound and return journeys, from $467 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Iquitos flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Iquitos airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Iquitos Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.