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Cheap flights from Buffalo to Castries from $402

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Castries departing on 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
7:00 am - 2:28 pm
BUF
-
UVF
7h 28m
1 stop
JetBlue Logo
2:10 pm - 11:59 pm
UVF
-
BUF
9h 49m
1 stop
$402JetBlue
Sun, May 10 - Thu, May 21
JetBlue Logo
6:05 am - 3:35 pm
BUF
-
UVF
9h 30m
1 stop
JetBlue Logo
2:10 pm - 11:59 pm
UVF
-
BUF
9h 49m
1 stop
$429JetBlue
Mon, Jun 1 - Wed, Jun 3
JetBlue Logo
6:05 am - 3:35 pm
BUF
-
UVF
9h 30m
1 stop
JetBlue Logo
2:10 pm - 11:59 pm
UVF
-
BUF
9h 49m
1 stop
$457JetBlue
Thu, May 28 - Mon, Jun 1
JetBlue Logo
7:00 am - 2:28 pm
BUF
-
UVF
7h 28m
1 stop
JetBlue Logo
2:10 pm - 11:59 pm
UVF
-
BUF
9h 49m
1 stop
$511JetBlue
Sun, May 10 - Sat, May 23
JetBlue Logo
6:35 am - 3:16 pm
BUF
-
UVF
8h 41m
1 stop
JetBlue Logo
1:59 pm - 12:05 am
UVF
-
BUF
10h 06m
1 stop
$512JetBlue
Sun, Aug 30 - Thu, Sep 3
JetBlue Logo
6:35 am - 3:06 pm
BUF
-
UVF
8h 31m
1 stop
JetBlue Logo
1:59 pm - 12:05 am
UVF
-
BUF
10h 06m
1 stop
$588JetBlue
Thu, Aug 6 - Fri, Aug 21
JetBlue Logo
6:35 am - 3:22 pm
BUF
-
UVF
8h 47m
1 stop
JetBlue Logo
1:50 pm - 12:15 am
UVF
-
BUF
10h 25m
1 stop
$632JetBlue
Wed, Jun 24 - Tue, Jun 30
JetBlue Logo
6:35 am - 3:22 pm
BUF
-
UVF
8h 47m
1 stop
JetBlue Logo
1:50 pm - 12:15 am
UVF
-
BUF
10h 25m
1 stop
$642JetBlue
Wed, Jun 24 - Tue, Jun 30
American Airlines Logo
6:20 am - 2:29 pm
BUF
-
UVF
8h 09m
1 stop
American Airlines Logo
3:14 pm - 10:18 am
UVF
-
BUF
19h 04m
2 stops
$726American Airlines
Thu, Aug 6 - Fri, Aug 21
JetBlue Logo
6:35 am - 3:06 pm
BUF
-
UVF
8h 31m
1 stop
JetBlue Logo
1:59 pm - 12:05 am
UVF
-
BUF
10h 06m
1 stop
$752JetBlue
Wed, Jul 22 - Wed, Jul 29

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American Airlines flights from Buffalo to Castries

Our best American Airlines deals on Buffalo to Castries flight tickets
American Airlines
Aug 6
BUF6:20 amBuffalo
8h 09m
1 stop
UVF2:29 pmCastries Hewanorra
Aug 21
UVF3:14 pmCastries Hewanorra
19h 04m
2 stops
BUF10:18 amBuffalo
$726
American Airlines
Jul 22
BUF7:40 pmBuffalo
16h 28m
2 stops
UVF12:08 pmCastries Hewanorra
Jul 29
UVF3:14 pmCastries Hewanorra
19h 05m
2 stops
BUF10:19 amBuffalo
$891
American Airlines
Jul 16
BUF4:55 pmBuffalo
21h 05m
2 stops
UVF2:00 pmCastries Hewanorra
Jul 23
UVF3:14 pmCastries Hewanorra
21h 04m
2 stops
BUF12:18 pmBuffalo
$1,206

JetBlue flights from Buffalo to Castries

Our best JetBlue deals on Buffalo to Castries flight tickets
JetBlue
May 10
BUF7:00 amBuffalo
7h 28m
1 stop
UVF2:28 pmCastries Hewanorra
May 21
UVF2:10 pmCastries Hewanorra
9h 49m
1 stop
BUF11:59 pmBuffalo
$402
JetBlue
Jun 1
BUF6:05 amBuffalo
9h 30m
1 stop
UVF3:35 pmCastries Hewanorra
Jun 3
UVF2:10 pmCastries Hewanorra
9h 49m
1 stop
BUF11:59 pmBuffalo
$429
JetBlue
May 28
BUF6:05 amBuffalo
9h 30m
1 stop
UVF3:35 pmCastries Hewanorra
Jun 1
UVF2:10 pmCastries Hewanorra
9h 49m
1 stop
BUF11:59 pmBuffalo
$457

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Castries 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, momondo users made 832,500 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Buffalo to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Sun 5/10

7:00 am-2:28 pm

1 stop7h 28m

Castries Hewanorra

Thu 5/21

2:10 pm-11:59 pm

1 stop9h 49m

$402

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Mon 6/1

6:05 am-3:35 pm

1 stop9h 30m

Castries Hewanorra

Wed 6/3

2:10 pm-11:59 pm

1 stop9h 49m

$429

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Thu 5/28

6:05 am-3:35 pm

1 stop9h 30m

Castries Hewanorra

Mon 6/1

2:10 pm-11:59 pm

1 stop9h 49m

$457

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Sun 5/10

7:00 am-2:28 pm

1 stop7h 28m

Castries Hewanorra

Sat 5/23

2:10 pm-11:59 pm

1 stop9h 49m

$511

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Sun 8/30

6:35 am-3:16 pm

1 stop8h 41m

Castries Hewanorra

Thu 9/3

1:59 pm-12:05 am

1 stop10h 06m

$512

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Thu 8/6

6:35 am-3:06 pm

1 stop8h 31m

Castries Hewanorra

Fri 8/21

1:59 pm-12:05 am

1 stop10h 06m

$588

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Wed 6/24

6:35 am-3:22 pm

1 stop8h 47m

Castries Hewanorra

Tue 6/30

1:50 pm-12:15 am

1 stop10h 25m

$632

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Wed 6/24

6:35 am-3:22 pm

1 stop8h 47m

Castries Hewanorra

Tue 6/30

1:50 pm-12:15 am

1 stop10h 25m

$642

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Thu 8/6

6:20 am-2:29 pm

1 stop8h 09m

Castries Hewanorra

Fri 8/21

3:14 pm-10:18 am

2 stops19h 04m

$726

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

Wed 7/22

6:35 am-3:06 pm

1 stop8h 31m

Castries Hewanorra

Wed 7/29

1:59 pm-12:05 am

1 stop10h 06m

$752

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Castries from

How to get the cheapest flight ticket from Buffalo to Castries

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Buffalo and Castries?

When to book flights from Buffalo to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Castries (BUF to UVF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Castries

Fastest flight time

8h 31m

Direct flights

None
The fastest flight from Buffalo to Castries takes 8h 31m
There are no direct flights from Buffalo to Castries. There are no popular flight routes from Buffalo to Castries.
Search flight deals

Frequently asked questions about flying from Buffalo to Castries

  • How far is Buffalo to Castries Hewanorra by plane?

    The distance between Buffalo and Castries Hewanorra is about 2259.4 mi. Flights usually cover this in 8h 31m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Buffalo Airport to Castries Hewanorra Airport?

    Prices for flights from Buffalo Airport to Castries Hewanorra Airport are updated daily.

  • How many operators does momondo search for flights from Buffalo Airport to Castries Hewanorra Airport?

  • How old do you have to be to fly from Buffalo Airport to Castries Hewanorra Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The travel and health documents required for your trip to Castries Hewanorra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Castries Hewanorra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Buffalo to Castries?

Best airlines flying from Buffalo to Castries

Compare and see reviews for airlines that fly from Buffalo to Castries with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $310Free CancellationRating
7.2
2,946 reviews
Search JetBlue flights
American AirlinesPriceFrom $671Free CancellationRating
7.1
11,617 reviews
Search American Airlines flights

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Castries?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buffalo to Castries for you.

Can I find flights from Buffalo to Castries with flexible booking policies on momondo?

Flights from Buffalo to Castries with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to Castries?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Castries from Buffalo.

I’m not ready to book a flight from Buffalo to Castries right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Castries, momondo offers a useful price alert feature which will track prices for flights to Castries from Buffalo and alert you when they change.

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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport