$257+ Cheap flights from Buffalo (BUF) to Saint Lucia
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — UVF
Oct 1 — Oct 81
Round-trip
1 adult, Economy
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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
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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
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Best
Last-minute
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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 September 1, 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 September 1, 2026.
This American Airlines deal was found by Cheapflights users on 8/31. 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 10/155:57 pm -
2 stops20h 23m
Thu 10/224:04 pm -
2 stops17h 56m
Deal found 8/31![American Airlines logo]()
$599
This Delta deal was found by Cheapflights users on 8/29. 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.
Tue 10/136:00 am -
1 stop8h 12m
Tue 10/203:32 pm -
1 stop8h 27m
Deal found 8/29![Delta logo]()
$670
This Delta deal was found by Cheapflights users on 8/31. 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.
Sun 11/19:06 am -
2 stops29h 06m
Wed 11/114:25 pm -
1 stop8h 34m
Deal found 8/31![Delta logo]()
$675
This Delta deal was found by Cheapflights users on 8/31. 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.
Thu 10/296:00 am -
1 stop8h 12m
Fri 11/64:32 pm -
1 stop8h 27m
Deal found 8/31![Delta logo]()
$710
This Delta deal was found by Cheapflights users on 8/31. 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.
Thu 10/297:49 pm -
2 stops18h 23m
Thu 11/54:32 pm -
1 stop8h 27m
Deal found 8/31![Delta logo]()
$715
This American Airlines deal was found by Cheapflights users on 8/27. 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 10/117:35 pm -
2 stops19h 29m
Sun 10/182:42 pm -
2 stops19h 18m
Deal found 8/27![American Airlines logo]()
$720
This Delta deal was found by Cheapflights users on 8/31. 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.
Mon 11/27:49 pm -
2 stops18h 23m
Wed 11/114:25 pm -
2 stops16h 55m
Deal found 8/31![Delta logo]()
$721
This American Airlines deal was found by Cheapflights users on 8/31. 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 11/17:37 pm -
1 stop18h 27m
Sun 11/84:07 pm -
1 stop30h 33m
Deal found 8/31![American Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Fri 10/308:55 pm -
1 stop15h 12m
Sat 11/71:52 pm -
2 stops21h 16m
Deal found 8/31![United Airlines logo]()
$739
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/2910:35 am -
2 stops49h 32m
Sat 11/71:52 pm -
2 stops21h 16m
Deal found 8/31![United Airlines logo]()
$754
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 September 1, 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 September 1, 2026.
This American Airlines deal was found by Cheapflights users on 8/29. 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 1/106:50 pm -
2 stops19h 13m
Fri 1/154:05 pm -
2 stops18h 19m
Deal found 8/29![American Airlines logo]()
$645
This Delta deal was found by Cheapflights users on 8/29. 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.
Tue 10/136:00 am -
1 stop8h 12m
Tue 10/203:32 pm -
1 stop8h 27m
Deal found 8/29![Delta logo]()
$670
This Delta deal was found by Cheapflights users on 8/31. 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.
Wed 11/411:20 am -
2 stops26h 52m
Wed 11/114:25 pm -
1 stop8h 34m
Deal found 8/31![Delta logo]()
$675
This American Airlines deal was found by Cheapflights users on 8/27. 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 10/117:35 pm -
2 stops19h 29m
Sun 10/182:42 pm -
2 stops19h 18m
Deal found 8/27![American Airlines logo]()
$720
This Delta deal was found by Cheapflights users on 8/29. 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.
Thu 11/263:20 pm -
2 stops22h 45m
Tue 12/14:26 pm -
2 stops17h 08m
Deal found 8/29![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 8/31. 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.
Thu 10/2912:15 pm -
2 stops25h 57m
Wed 11/114:25 pm -
1 stop8h 34m
Deal found 8/31![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 8/29. 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.
Wed 11/255:45 pm -
2 stops20h 20m
Tue 12/14:26 pm -
2 stops17h 08m
Deal found 8/29![Delta logo]()
$721
This Delta deal was found by Cheapflights users on 8/31. 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.
Sun 11/19:06 am -
2 stops29h 06m
Fri 11/64:32 pm -
1 stop8h 27m
Deal found 8/31![Delta logo]()
$767
This Delta deal was found by Cheapflights users on 8/31. 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.
Sun 11/16:00 am -
1 stop8h 12m
Thu 11/54:32 pm -
1 stop8h 27m
Deal found 8/31![Delta logo]()
$836
This Delta deal was found by Cheapflights users on 8/29. 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 11/276:00 am -
1 stop8h 05m
Tue 12/14:26 pm -
1 stop26h 05m
Deal found 8/29![Delta logo]()
$1,029
Last-minute flights from Buffalo to Saint LuciaDiscover last-minute flight deals from Buffalo to Saint Lucia. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Saint Lucia. Data last updated September 1, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/29. 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 9/212:23 pm -
2 stops23h 39m
Fri 9/253:02 pm -
2 stops20h 37m
Deal found 8/29![American Airlines logo]()
$860
This Delta deal was found by Cheapflights users on 8/29. 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.
Mon 9/216:05 am -
1 stop8h 07m
Fri 9/253:32 pm -
1 stop8h 20m
Deal found 8/29![Delta logo]()
$1,756
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 September 1, 2026.
Search for one-way flight options from Buffalo to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 1/26:30 am -
1 stop8h 55m
Deal found 8/31![United Airlines logo]()
$257
This FlightHub deal was found by Cheapflights users on 8/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am -
1 stop9h 12m
Deal found 8/30![JetBlue logo]()
$328
This American Airlines deal was found by Cheapflights users on 8/31. 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 12/96:21 pm -
2 stops18h 11m
Deal found 8/31![American Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/912:40 pm -
3 stops25h 15m
Deal found 8/31![Multiple Airlines logo]()
$435
This FlightHub deal was found by Cheapflights users on 8/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:26 am -
2 stops29h 09m
Deal found 8/30![British Airways logo]()
$3,278
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 September 1, 2026.
Round-trip from | $599 (American Airlines) |
|---|---|
One-way from | $257 (United 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 September 1, 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
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Sun 1/10
6:50 pm-3:03 pm
2 stops19h 13m
Castries Hewanorra
Fri 1/15
4:05 pm-9:24 am
2 stops18h 19m
$645
Quickest round-trip
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Tue 10/13
6:00 am-2:12 pm
1 stop8h 12m
Castries Hewanorra
Tue 10/20
3:32 pm-11:59 pm
1 stop8h 27m
$670
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Wed 11/4
11:20 am-3:12 pm
2 stops26h 52m
Castries Hewanorra
Wed 11/11
4:25 pm-11:59 pm
1 stop8h 34m
$675
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Thu 11/26
3:20 pm-3:05 pm
2 stops22h 45m
Castries Hewanorra
Tue 12/1
4:26 pm-8:34 am
2 stops17h 08m
$715
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Thu 10/29
12:15 pm-2:12 pm
2 stops25h 57m
Castries Hewanorra
Wed 11/11
4:25 pm-11:59 pm
1 stop8h 34m
$715
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Sun 10/11
7:35 pm-3:04 pm
2 stops19h 29m
Castries Hewanorra
Sun 10/18
2:42 pm-10:00 am
2 stops19h 18m
$720
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Wed 11/25
5:45 pm-3:05 pm
2 stops20h 20m
Castries Hewanorra
Tue 12/1
4:26 pm-8:34 am
2 stops17h 08m
$721
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Sun 11/1
9:06 am-3:12 pm
2 stops29h 06m
Castries Hewanorra
Fri 11/6
4:32 pm-11:59 pm
1 stop8h 27m
$767
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Sun 11/1
6:00 am-3:12 pm
1 stop8h 12m
Castries Hewanorra
Thu 11/5
4:32 pm-11:59 pm
1 stop8h 27m
$836
BuffaloCastries
BUF Buffalo - UVF Castries Hewanorra
BUFUVF
Buffalo
Fri 11/27
6:00 am-3:05 pm
1 stop8h 05m
Castries Hewanorra
Tue 12/1
4:26 pm-5:31 pm
1 stop26h 05m
$1,029
Showing 1-10 of 15 resultsSorted 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
No data available for this route at this time. Please check back soon.
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 September 1, 2026.
Get a feel of what it's like to fly with American Airlines and JetBlue 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.
Boarding
7.5
Crew
7.9
Comfort
7.2
Entertainment
6.8
Overall
7.1
Food
6.4
Reviews
1 / 20
10.0
ExcellentLeonardo,May 2025
JFK - BGI
Boarding
7.5
Crew
7.9
Comfort
7.2
Entertainment
6.8
Overall
7.1
Food
6.4
Reviews
1 / 20
10.0
ExcellentLeonardo,May 2025
JFK - BGI
Boarding
7.5
Crew
7.9
Comfort
7.2
Entertainment
6.8
Overall
7.1
Food
6.4
Reviews
1 / 20
10.0
ExcellentLeonardo,May 2025
JFK - BGI
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
See prices for flight routes from nearby airports that may be better suited for you.
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
Find flights from Buffalo to Saint Lucia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Buffalo and Saint Lucia flights
Browse other Buffalo and Saint Lucia flight options. Last updated on September 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$310 | Average$515 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$685 | Average$1,016 | FlexibilityNo cancel fee | On-time71% |