Title: Cheap Flights from Buffalo (BUF) to Castries (SLU) - Expedia.ca ![La Toc Beach](https://images.trvl-media.com/place/553248621533157962/427c3ca0-a24c-4935-aa2f-199315cd7f76.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/553248621533157962/427c3ca0-a24c-4935-aa2f-199315cd7f76.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Buffalo (BUF) to Castries (SLU) - [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 Buffalo Niagara Intl. Airport (BUF) to George F. L. Charles Airport (SLU) - ![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:buf,to:slu,departure:25/10/2025TANYT&leg2=from:slu,to:buf,departure:01/11/2025TANYT&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:buf,to:slu,departure:25/10/2025TANYT&leg2=from:slu,to:buf,departure:01/11/2025TANYT&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:buf,to:slu,departure:25/10/2025TANYT&leg2=from:slu,to:buf,departure:01/11/2025TANYT&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:buf,to:slu,departure:25/10/2025TANYT&leg2=from:slu,to:buf,departure:01/11/2025TANYT&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:buf,to:slu,departure:25/10/2025TANYT&leg2=from:slu,to:buf,departure:01/11/2025TANYT&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:buf,to:slu,departure:25/10/2025TANYT&leg2=from:slu,to:buf,departure:01/11/2025TANYT&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:buf,to:slu,departure:25/10/2025TANYT&leg2=from:slu,to:buf,departure:01/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![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) Flight from Buffalo to Castries (BUF - SLU) route information | Origin airport | Buffalo Niagara Intl. | | --- | --- | | Destination airport | George F. L. Charles | | Distance | 3613 km | ## Buffalo to Castries Flights **The easy way to book your flights from Buffalo to Castries**  With Expedia, it’s simple to find and book flights to Castries from Buffalo 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 George F. L. Charles, 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 Buffalo to Castries today, tomorrow, or this week.   **Save dollars with cheap flights from Buffalo Niagara Intl., BUF to George F. L. Charles, SLU**  Sort your search results by price to find great deals on your flight from Buffalo to Castries—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Castries from Buffalo 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 Castries   - 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 Castries from Buffalo**  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 Castries with Expedia today. ## Frequently asked questions ### How much is a flight from BUF to SLU? > The lowest price advertised for a round-trip flight between Buffalo Niagara Intl. Airport (BUF) and SLU is . But you better get moving. This figure is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Buffalo Niagara International Airport to Vigie Airport? > The majority of flights can be cancelled online, but each air carrier has a different set of terms and conditions. If you do need to cancel your flight, visit our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Buffalo Niagara International Airport to Vigie Airport that have flexible change policies? > Select our "No change fees" filter to find flexible travel options for your flight from BUF to SLU. This allows you to lock in a good price in advance and still have the freedom to reschedule without any additional fees. You'll just need to pay the fare difference, if applicable. ### How far is the flight from Buffalo Niagara Intl. Airport (BUF) to George F. L. Charles Airport (SLU)? > The flight distance between Buffalo Niagara International Airport and SLU is 3,600 kilometres. Bring a drink, a few snacks and a good movie. Keep yourself occupied and the time will fly by. ### Which airlines fly direct from Buffalo Niagara International Airport to SLU? > At the moment, no airlines offer flights directly from Buffalo Niagara International Airport to Vigie Airport. You'll have to book a flight with one or more stops. To get the best price and connections, lock in your airfare ahead of time. ### Are BUF to Vigie Airport flight tickets cheaper when they're purchased at the last minute? > Last-minute planners can sometimes find a bargain, with some super cheap airfares from Buffalo Niagara International Airport to Vigie Airport popping up a few weeks before the date of departure. If you'd rather plan ahead, Expedia compares and updates all the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline releases prices that far in advance. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other ### Lodging - [Babonneau Hotels](https://www.expedia.ca/Babonneau-Hotels.d6337746.Travel-Guide-Hotels) - [Balata Hotels](https://www.expedia.ca/Balata-Hotels.d553248635975871686.Travel-Guide-Hotels) - [Bisée Hotels](https://www.expedia.ca/Bisee-Hotels.d553248635975857342.Travel-Guide-Hotels) - [B&B in Castries](https://www.expedia.ca/Castries-Bed-And-Breakfast.d3209-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Guest Houses in Castries](https://www.expedia.ca/Castries-Guest-Houses.d3209-aaGuestHouses.Travel-Guide-Accommodation) - [All Inclusive Resorts and in Castries](https://www.expedia.ca/Castries-Hotels-All-Inclusive-Hotel.0-0-d3209-tAllInclusiveHotel.Travel-Guide-Filter-Hotels) - [Beach Hotel Hotels in Castries](https://www.expedia.ca/Castries-Hotels-Beach-Hotel.0-0-d3209-tBeachHotel.Travel-Guide-Filter-Hotels) - 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[Marigot Bay Vacations](https://www.expedia.ca/Marigot-Bay.d601097.Destination-Travel-Guides) - [Visit Morne Fortune](https://www.expedia.ca/Morne-Fortune.dx6338479) - [Saint Lucia National Archives](https://www.expedia.ca/Saint-Lucia-National-Archives-Vigie.d553248621563843877.Vacation-Attraction) - [St. Lucia Government House](https://www.expedia.ca/St-Lucia-Government-House-Castries.d6067627.Vacation-Attraction) - [St. Lucia Town Hall](https://www.expedia.ca/St-Lucia-Town-Hall-Castries.d6067633.Vacation-Attraction) - [Vendor’s Arcade](https://www.expedia.ca/Vendors-Arcade-Castries.d553248621558565664.Vacation-Attraction) - [Vigie Beach](https://www.expedia.ca/Vigie-Beach-Castries.d6067639.Vacation-Attraction) - [Vigie Lighthouse](https://www.expedia.ca/Vigie-Lighthouse-Vigie.d6067641.Vacation-Attraction) ### Cars - [Car rental Castries](https://www.expedia.ca/Car-Rentals-In-Castries.d3209.Car-Rental-Guide) - [Car rental Pointe Seraphine](https://www.expedia.ca/Car-Rentals-In-Pointe-Seraphine.d6338481.Car-Rental-Guide) - [Hawk Rental Cars in Castries](https://www.expedia.ca/Hawk-Car-Rentals-In-Castries.d3209-c1076.Car-Rental-Guide-Suppliers) - [Ilha Verde Rental Cars in Castries](https://www.expedia.ca/Ilha-Verde-Car-Rentals-In-Castries.d3209-c1130.Car-Rental-Guide-Suppliers) ### Vacation Rental - [Marigot Bay Vacation Rentals](https://www.expedia.ca/Marigot-Bay-Vacation-Rentals.d601097.Travel-Guide-VacationRentals) ### Other - [Things to do in Babonneau](https://www.expedia.ca/Things-To-Do-In-Babonneau.d6337746.Travel-Guide-Activities) - [Things to do in Castries](https://www.expedia.ca/Things-To-Do-In-Castries.d3209.Travel-Guide-Activities) - [Things to do in Marigot Bay](https://www.expedia.ca/Things-To-Do-In-Marigot-Bay.d601097.Travel-Guide-Activities) - [Things to do in Pointe Seraphine](https://www.expedia.ca/Things-To-Do-In-Pointe-Seraphine.d6338481.Travel-Guide-Activities) \*Available to Expedia members.