Title: Cheap Flights from Denver (DEN) 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 Denver (DEN) 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 Denver International Airport (DEN) 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:den,to:slu,departure:20/11/2025TANYT&leg2=from:slu,to:den,departure:27/11/2025TANYT&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:den,to:slu,departure:20/11/2025TANYT&leg2=from:slu,to:den,departure:27/11/2025TANYT&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:den,to:slu,departure:20/11/2025TANYT&leg2=from:slu,to:den,departure:27/11/2025TANYT&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:den,to:slu,departure:20/11/2025TANYT&leg2=from:slu,to:den,departure:27/11/2025TANYT&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:den,to:slu,departure:20/11/2025TANYT&leg2=from:slu,to:den,departure:27/11/2025TANYT&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:den,to:slu,departure:20/11/2025TANYT&leg2=from:slu,to:den,departure:27/11/2025TANYT&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:den,to:slu,departure:20/11/2025TANYT&leg2=from:slu,to:den,departure:27/11/2025TANYT&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) ## Find the cheapest month to fly from Denver (DEN) to Castries (SLU) ### January is typically the cheapest month to fly From CA $677 - CA $1,285 per traveller. ## Frequently asked questions ### How much is a flight from DEN to Vigie Airport? > Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Denver Intl. Airport (DEN) and George F. L. Charles Airport (SLU) start from . Book today to score the best price for your journey. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from DEN to SLU? > We understand that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your trip online. Just visit the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Denver Intl. Airport (DEN) to Vigie Airport that have flexible change policies? > Select our "No change fees" filter to find flexible ticketing options for your flight from DIA airport to SLU. This allows you to secure a low rate in advance and still have the freedom to reschedule without any extra fees. Just keep in mind that fare differences may still apply. ### How far is the flight from Denver Intl. Airport (DEN) to Vigie Airport? > With a flight distance of 5,100 kilometres from DEN (DEN) to George F. L. Charles Airport (SLU) (SLU), this is a long-haul trip. Remember to stay hydrated and get up to stretch your legs every now and then. ### Which airlines fly direct from DEN to George F. L. Charles Airport (SLU)? > Flying nonstop between Denver Intl. Airport (DEN) and SLU isn't possible right now. However, you'll still be able to book a flight to Castries with at least one stop. ### Are DEN to George F. L. Charles Airport (SLU) flight tickets cheaper when they're purchased at the last minute? > Last-minute planners can occasionally nab a bargain, with some of the cheapest fares from DEN to SLU showing up a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals continually — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines publish prices that far in advance. ## Travel information | Origin airport | Denver Intl. | | --- | --- | | Destination airport | George F. L. Charles | | Distance | 5091 km | ## Book with confidence ### Denver to Castries Flights **The easy way to book your flights from Denver to Castries**  With Expedia, it’s simple to find and book flights to Castries from Denver 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 Denver to Castries today, tomorrow, or this week.   **Save dollars with cheap flights from Denver Intl., DEN to George F. L. Charles, SLU**  Sort your search results by price to find great deals on your flight from Denver to Castries—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Castries from Denver 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 Denver**  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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