Title: Cheap Flights from St. Louis (STL) to Zakynthos (ZTH) - Expedia.ca ![](https://images.trvl-media.com/place/601109/7fe3299b-206c-4bbf-8286-bfb75b04a3a1.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from St. Louis (STL) to Zakynthos (ZTH) - [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 Zakynthos (ZTH-Zakynthos Intl.) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:zth,departure:17/10/2025TANYT&leg2=from:zth,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:zth,departure:17/10/2025TANYT&leg2=from:zth,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:zth,departure:17/10/2025TANYT&leg2=from:zth,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![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:zth,departure:17/10/2025TANYT&leg2=from:zth,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![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:zth,departure:17/10/2025TANYT&leg2=from:zth,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![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:zth,departure:17/10/2025TANYT&leg2=from:zth,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:zth,departure:17/10/2025TANYT&leg2=from:zth,to:stl,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 30% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Frequently asked questions ### How much is a flight from Lambert-St. Louis Intl. Airport (STL) to Zakynthos Airport? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey between Lambert-St. Louis Intl. Airport (STL) and ZTH was . Fares this cheap don't hang around forever, so make sure you book yours today. 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 Zakynthos Intl. Airport (ZTH)? > Most flights can be conveniently cancelled online, but whether you are charged a fee depends on your airline. If you do have to cancel your vacation, follow the instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from STL to ZTH that have flexible change policies? > Many airlines will allow you to reschedule your flight at no extra charge. All you pay is any additional cost for the new flight. When searching for Lambert Field to ZTH flights, you'll find a "No change fees" box for you to tick. ### How far is the flight from Lambert-St. Louis Intl. Airport (STL) to ZTH? > The distance is around 9,000 kilometres, so pack your carry-on luggage with whatever you need to make your journey comfortable. Wondering what to take on board your St. Louis to Zakynthos flight? A sleep mask, earplugs and a neck pillow are among the essentials. ### Which airlines fly direct from Lambert Field to Zakynthos Airport? > Unfortunately, there are no airlines that fly direct between Lambert-St. Louis Intl. Airport (STL) and Zakynthos Intl. Airport (ZTH). You'll have to book a flight with one or more stops. ### Are Lambert-St. Louis Intl. Airport (STL) to ZTH flight tickets cheaper when they're purchased at the last minute? > Flight prices are always on the move, so not always. While last-minute deals between STL and ZTH are of course possible, it's also a good idea to monitor prices well before you fly. In fact, some airlines release their prices up to a year before the departure date. Expedia is continuously updating the best bargains around, so check back often and be ready to secure your seat when the price is right. ## Travel information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | Zakynthos Intl. | | Distance | 8933 km | ## Book with confidence ### St. Louis to Zakynthos Flights **The easy way to book your flights from St. Louis to Zakynthos**  With Expedia, it’s simple to find and book flights to Zakynthos 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 Zakynthos 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 Zakynthos today, tomorrow, or this week.   **Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Zakynthos Intl., ZTH**  Sort your search results by price to find great deals on your flight from St. Louis to Zakynthos—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Zakynthos 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 Zakynthos   - 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 Zakynthos 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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