Title: Cheap Flights from St. Louis (STL) to Acapulco (ACA) - Expedia.ca ![](https://images.trvl-media.com/place/179991/323bbf40-bfd1-447c-8214-06ba336148b7.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/179991/323bbf40-bfd1-447c-8214-06ba336148b7.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from St. Louis (STL) to Acapulco (ACA) - [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 General Juan N. Alvarez Intl. Airport (ACA) - ![Aeromexico](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AM.svg) Aeromexico [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:aca,departure:23/10/2025TANYT&leg2=from:aca,to:stl,departure:30/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AM"}}]) - ![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:aca,departure:23/10/2025TANYT&leg2=from:aca,to:stl,departure:30/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:aca,departure:23/10/2025TANYT&leg2=from:aca,to:stl,departure:30/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![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:aca,departure:23/10/2025TANYT&leg2=from:aca,to:stl,departure:30/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) ![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) ## Find the cheapest month to fly from St. Louis (STL) to Acapulco (ACA) ### August is typically the cheapest month to fly From CA $810 - CA $1,732 per traveller. ## Frequently asked questions ### How much is a flight from STL to Acapulco International Airport? > Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights from STL to General Juan N. Alvarez Intl. Airport (ACA) start from . Book now to score the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from STL to General Juan N. Alvarez Intl. Airport (ACA)? > Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Acapulco International Airport that have flexible change policies? > Flights from Lambert-St. Louis Intl. Airport (STL) to Acapulco International Airport offering flexible change policies are available with many airlines. Simply use our "No change fees" filter during your search. You'll only need to cover the difference in ticket price, with no added fees to worry about. ### How many hours is the flight from Lambert Field to ACA? > The average flight between Lambert-St. Louis Intl. Airport (STL) and General Juan N. Alvarez Intl. Airport (ACA) is 5 hours and 14 minutes. If you're travelling with kids, it's always a good idea to pack a few healthy snacks in your carry-on baggage. ### How far is the flight from Lambert-St. Louis Intl. Airport (STL) to Acapulco International Airport? > You'll be cruising at altitude for a while, as the flight distance from St. Louis to Acapulco is 2,600 kilometres. Set up a playlist of your favourite podcasts before you leave home to keep yourself entertained during your flight. ### Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to General Juan N. Alvarez Intl. Airport (ACA)? > Direct flights aren't available, so you'll have to make at least one stop between Lambert-St. Louis Intl. Airport (STL) and ACA. Use the layover time to stretch your legs and freshen up. ### Are STL to ACA flight tickets cheaper when they're purchased at the last minute? > Flight prices change all the time, so there are no guarantees. While last-minute flight deals between STL and ACA are of course possible, it's also a good idea to monitor prices well before you fly. In fact, some air carriers advertise their prices up to a year before the departure date. Expedia is continuously updating the best bargains around, so keep checking back and be ready to pounce when the fares dip. ## Travel information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | General Juan N. Alvarez Intl. | | Distance | 2593 km | ## Book with confidence ### St. Louis to Acapulco Flights **The easy way to book your flights from St. Louis to Acapulco**  With Expedia, it’s simple to find and book flights to Acapulco from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to General Juan N. Alvarez 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 Acapulco today, tomorrow, or this week.   **Save dollars with cheap flights from Lambert-St. Louis Intl., STL to General Juan N. Alvarez Intl., ACA**  Sort your search results by price to find great deals on your flight from St. Louis to Acapulco—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Acapulco 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 Acapulco   - 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 Acapulco 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. 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