Title: CA $616 Cheap Flights from St. Louis (STL) to Arequipa (AQP) - Expedia.ca ![Westend61](https://images.trvl-media.com/place/410/68774253-94e7-47b7-ac27-4d3780d69dd0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/410/68774253-94e7-47b7-ac27-4d3780d69dd0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $616 Cheap Flights from St. Louis (STL) to Arequipa (AQP) [View CA $616 flight on Fri, Nov 14, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:STL,to:AQP,departure:14/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:615.18&airProductToken=AQqeAQozCNWCARIEMjQ4MBjyXCCIOCi8h_0CMMiI_QI4U0AAWAFqB0VDT05PTVlyCFNOVzhBMEVOCjII1YIBEgM4NTQYiDggi2IonIv9AjCnjv0COFNAAVgBagdFQ09OT01ZcghTTlc4QTBFTgozCMyCARIEMjExNRiLYiCAfCjvlP0CMMmV_QI4T0ABWAFqB0VDT05PTVlyCFNOVzhBMEVOEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwAQ) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Lambert-St. Louis International Airport (STL) to Arequipa (AQP-Rodriguez Ballon Intl.) - ![LATAM Airlines Group](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LA.svg) LATAM Airlines Group [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:aqp,departure:17/10/2025TANYT&leg2=from:aqp,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LA"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:aqp,departure:17/10/2025TANYT&leg2=from:aqp,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:aqp,departure:17/10/2025TANYT&leg2=from:aqp,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from St. Louis (STL) to Arequipa (AQP) Prices were available within the past 7 days and start at CA $616 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip Flight from St. Louis to Arequipa (STL - AQP) route information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | Rodriguez Ballon Intl. | | Distance | 6392 km | ## St. Louis to Arequipa Flights **The easy way to book your flights from St. Louis to Arequipa**  With Expedia, it’s simple to find and book flights to Arequipa from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Rodriguez Ballon Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to Arequipa today, tomorrow, or this week.   **Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Rodriguez Ballon Intl., AQP**  Sort your search results by price to find great deals on your flight from St. Louis to Arequipa—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Arequipa from St. Louis currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Arequipa   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Arequipa from St. Louis**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Arequipa with Expedia today. ## Frequently asked questions ### How much is a flight from STL to AQP? > Round-trip tickets from STL to Rodriguez Ballon Intl. Airport (AQP) start from . This is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Lambert Field to Rodriguez Ballon Intl. Airport (AQP)? > The majority of flights can be cancelled online, but every airline has a different set of terms and conditions. If you do need to cancel your flight, check out our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Lambert Field to Rodriguez Ballon Intl. Airport (AQP) that have flexible change policies? > Flights from STL to Rodríguez Ballón International Airport with flexible change policies are available with many airlines. Simply use our "No change fees" filter when searching. You'll only need to cover the cost difference between the two flights, without any added fees to worry about. ### How far is the flight from Lambert-St. Louis Intl. Airport (STL) to AQP? > With a flight distance of 6,400 kilometres between Lambert-St. Louis Intl. Airport (STL) and Rodriguez Ballon Intl. Airport (AQP), this is a long-haul journey. Be sure to keep well hydrated and move your legs from time to time. ### Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to AQP? > You won't find any airlines flying directly between STL and AQP, so be prepared to make at least one stop on your journey. A layover can be a welcome way to break up a trip! ### Are Lambert-St. Louis Intl. Airport (STL) to AQP flight tickets cheaper when they're purchased at the last minute? > Flight prices from Lambert Field to AQP are available up to 12 months prior to departure on Expedia. And although you may pick up a great last-minute deal, it's not something you should bank on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting trapped in the dreaded middle seat! 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