$362+ Cheap flights from Buffalo (BUF) to Saint Lucia
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — UVF
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Saint Lucia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Buffalo to Saint Lucia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Buffalo to Saint LuciaExplore the most affordable flight options available from Buffalo to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
Explore the most affordable flight options available from Buffalo to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:56 am -
1 stop8h 31m
Mon 12/72:32 pm -
2 stops20h 46m
Deal found 10/16![American Airlines logo]()
$755
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:42 am -
1 stop8h 25m
Sun 11/222:38 pm -
2 stops21h 07m
Deal found 10/18![American Airlines logo]()
$760
This American Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:24 am -
2 stops26h 23m
Thu 12/313:47 pm -
2 stops19h 53m
Deal found 10/19![American Airlines logo]()
$895
This United Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/245:30 am -
1 stop7h 45m
Thu 12/313:21 pm -
1 stop8h 48m
Deal found 10/18![United Airlines logo]()
$1,500
Best flights from Buffalo to Saint LuciaDiscover carefully curated flight deals from Buffalo to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
Discover carefully curated flight deals from Buffalo to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:56 am -
1 stop8h 31m
Mon 12/72:32 pm -
2 stops20h 46m
Deal found 10/16![American Airlines logo]()
$755
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/156:00 am -
1 stop8h 05m
Sat 1/234:25 pm -
2 stops21h 59m
Deal found 10/17![Delta logo]()
$795
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:42 am -
1 stop8h 25m
Sun 11/222:38 pm -
2 stops21h 07m
Deal found 10/18![American Airlines logo]()
$760
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/187:01 pm -
2 stops19h 56m
Tue 2/232:27 pm -
1 stop9h 26m
Deal found 10/20![American Airlines logo]()
$807
Last-minute flights from Buffalo to Saint LuciaDiscover last-minute flight deals from Buffalo to Saint Lucia. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Saint Lucia. Data last updated October 20, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:42 am -
1 stop8h 25m
Sun 11/222:38 pm -
2 stops21h 07m
Deal found 10/18![American Airlines logo]()
$760
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:56 am -
1 stop8h 31m
Mon 12/72:32 pm -
2 stops20h 46m
Deal found 10/16![American Airlines logo]()
$755
One-way flights from Buffalo to Saint LuciaSearch for one-way flight options from Buffalo to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from Buffalo to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This American Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:03 am -
1 stop7h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![American Airlines logo]()
$362
Find flight deals from Buffalo to Saint Lucia
Keep the following information in mind while searching for Buffalo to Saint Lucia flight deals. Data was last updated October 20, 2026.
Round-trip from | $755 (American Airlines) |
|---|---|
One-way from | $362 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo to Saint Lucia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 20, 2026.
Use the filters below to find and compare flights from Buffalo to Saint Lucia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Wed 12/9
7:03 am-3:24 pm
1 stop7h 21m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$362
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Mon 11/30
5:56 am-3:27 pm
1 stop8h 31m
Castries Hewanorra
Mon 12/7
2:32 pm-10:18 am
2 stops20h 46m
$755
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Sun 11/15
5:42 am-3:07 pm
1 stop8h 25m
Castries Hewanorra
Sun 11/22
2:38 pm-10:45 am
2 stops21h 07m
$760
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Fri 1/15
6:00 am-3:05 pm
1 stop8h 05m
Castries Hewanorra
Sat 1/23
4:25 pm-1:24 pm
2 stops21h 59m
$795
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Thu 2/18
7:01 pm-3:57 pm
2 stops19h 56m
Castries Hewanorra
Tue 2/23
2:27 pm-10:53 pm
1 stop9h 26m
$807
Sorted by cheapest first
Best time to book a flight from Buffalo to Saint Lucia
Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Buffalo with our price prediction graph.
BUF-UVF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Buffalo to Saint Lucia
BUF-LC0
BUF-UVF
What is the cheapest month to book a flight from Buffalo to Saint Lucia?
Currently, September is the cheapest month in which you can book a flight from Buffalo to Saint Lucia (average of $557). Flying from Buffalo to Saint Lucia in July is currently the most expensive (average of $1,333). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Saint Lucia
Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated October 20, 2026.
Get a feel of what it's like to fly with JetBlue and American Airlines from Buffalo to Saint Lucia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.1
Crew
7.9
Food
6.6
Entertainment
7.1
Boarding
7.3
Comfort
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
ISP - FLL
Overall
7.1
Crew
7.9
Food
6.6
Entertainment
7.1
Boarding
7.3
Comfort
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
ISP - FLL
Overall
7.1
Crew
7.9
Food
6.6
Entertainment
7.1
Boarding
7.3
Comfort
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
ISP - FLL
Related info for your journey
Find useful and relevant information for your journey from Buffalo to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Buffalo to Saint Lucia
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Complete your trip
Complete your trip to Saint Lucia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Buffalo to Saint Lucia by cabin class
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Buffalo and Saint Lucia flights
Browse other Buffalo and Saint Lucia flight options. Last updated on October 20, 2026.
Popular flight searches
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Top 2 airlines flying from Buffalo to Saint Lucia
Discover the top 2 airlines that operate flights from Buffalo to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$310 | Average$515 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$603 | Average$1,005 | FlexibilityNo cancel fee | On-time71% |