Cheap flights from St Louis to Lima

Compare St Louis to Lima flight deals

Find the cheapest month or even day of the year to fly to Lima

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Find the cheapest month to fly from St Louis to Lima

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Lima flights are currently cheapest in July.

St Louis to Lima: Alternative routes

Compare routes from St Louis to Lima below. You may find an airport to fly into that's cheaper, faster, or easier than Lima.

St Louis to Lima: Flight information

The things to know before you go.
Cheapest flight foundP28,533
Cheapest month to flyJuly

Finding cheap flights from St Louis to Lima: Frequently asked questions

The best price we found for a return flight from St Louis to Lima is P46,200. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Lima. But we found flights with one or more stops from P46,200.
As of June 2026, there are no flights flying from St Louis to Lima.
The cheapest month to fly from St Louis to Lima is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Lima Airport on Monday, 27 July 2026.
No airlines currently offer direct flights between St Louis Airport and Lima Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Lima but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Lima is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Lima.

Travelling from St Louis Airport (STL) to Lima Airport (LIM): what you need to know

  • The timezone in Lima is UTC-5, which is one hour ahead of St Louis.

  • Get to the airport on time so you don't miss your STL to LIM flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • Flying during a peak time such as July? School holidays and other popular periods can mean longer queues at airport checkpoints. Play things extra safe and arrive up to four hours before international flights and two hours before a domestic departure.

  • Consider adding a stopover when booking your ticket from St Louis Airport to Lima Airport. Just uncheck 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Check out these options between STL and LIM:

    • Miami International Airport

    • Cancun Airport

    • Punta Cana Airport

Handy information about St Louis Airport (STL)

Arriving at Lima Airport (LIM)

  • The last thing you need is a long journey to your hotel if you're getting in late on a St Louis Airport to Lima Airport flight. Stay at one of these accommodation options near LIM instead:

  • Say yes to new adventures by picking up a Lima Airport rental car. Grab your wheels from Sixt, Alamo or Budget and explore beyond Lima's main sights.

  • For the lowest price, book your vehicle from Lima Airport about three weeks before you set off.

When to fly to Lima Airport (LIM)

  • August is the most popular month for flights from St Louis Airport to Lima Airport. For a quieter experience, go to Lima in March.

  • Before locking in your flight from St Louis Airport to Lima Airport, think about the type of weather you enjoy. February is the warmest month in Lima, with the temperature ranging from 19ºC (66ºF) to 26ºC (79ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from STL to LIM in August. Average temperatures are between 14ºC (57ºF) and 21ºC (70ºF) then.

Explore more of Peru

  • Lima is always a good idea, but there are so many other corners of Peru you'll want to see. About 11 kilometers west of Lima, a trip to Callao will fill your itinerary to the brim. Check out popular attractions like Islas Palomino, Malecón Pardo La Punta - Callao and Fortaleza Real Felipe.

  • Trujillo is another standout destination in Peru and is around 483 kilometers north-west of Lima. No journey is complete without experiencing Iglesia de La Merced, Plaza de Armas de Trujillo and Playa de Huanchaco.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.