Cheap flights from Buffalo to Castries from $196

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Castries departing on 10/7. 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.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Buffalo to Castries (BUF-UVF)

Cheap round-trip flights

JetBlue Logo
7:59 pm - 2:15 pmBUF-UVF
18h 16m1 stop
JetBlue Logo
2:06 pm - 10:07 pmUVF-BUF
8h 01m1 stop
$455JetBlue
Find Deal
sáb., sep. 27 - sáb., oct. 4
United Airlines Logo
6:30 am - 1:31 pmBUF-UVF
7h 01m1 stop
United Airlines Logo
2:35 pm - 9:43 amUVF-BUF
19h 08m2 stops
$500United Airlines
Find Deal
sáb., sep. 27 - sáb., oct. 4
American Airlines Logo
5:38 pm - 1:21 pmBUF-UVF
18h 43m2 stops
American Airlines Logo
4:50 pm - 11:09 amUVF-BUF
19h 19m2 stops
$597American Airlines
Find Deal
sáb., nov. 15 - sáb., nov. 22
American Airlines Logo
3:00 pm - 1:00 pmBUF-UVF
21h 00m2 stops
American Airlines Logo
5:05 pm - 11:54 amUVF-BUF
19h 49m2 stops
$622American Airlines
Find Deal
mié., dic. 10 - lun., dic. 15
JetBlue Logo
7:28 pm - 2:57 pmBUF-UVF
18h 29m1 stop
JetBlue Logo
6:24 pm - 9:21 amUVF-BUF
15h 57m1 stop
$634JetBlue
Find Deal
sáb., nov. 15 - sáb., nov. 22
American Airlines Logo
6:19 am - 2:20 pmBUF-UVF
7h 01m1 stop
American Airlines Logo
5:05 pm - 10:36 amUVF-BUF
18h 31m1 stop
$677American Airlines
Find Deal
mié., dic. 10 - lun., dic. 15
American Airlines Logo
5:21 am - 3:50 pmBUF-UVF
9h 29m1 stop
American Airlines Logo
4:50 pm - 11:09 amUVF-BUF
19h 19m2 stops
$707American Airlines
Find Deal
sáb., nov. 15 - sáb., nov. 22
JetBlue Logo
9:45 am - 2:27 pmBUF-UVF
28h 42m1 stop
JetBlue Logo
5:31 pm - 3:00 pmUVF-BUF
21h 29m1 stop
$774JetBlue
Find Deal
mar., ago. 26 - mar., sep. 2
JetBlue Logo
9:45 am - 2:27 pmBUF-UVF
28h 42m1 stop
JetBlue Logo
3:33 pm - 11:59 pmUVF-BUF
8h 26m1 stop
$794JetBlue
Find Deal
mar., ago. 26 - mar., sep. 2
American Airlines Logo
7:35 am - 3:00 pmBUF-UVF
7h 25m1 stop
American Airlines Logo
3:35 pm - 12:10 pmUVF-BUF
20h 35m2 stops
$797American Airlines
Find Deal
mar., ago. 26 - mar., sep. 2

American Airlines flights from Buffalo to Castries

Our best American Airlines deals on Buffalo to Castries flight tickets
American Airlines
Nov 15
BUF5:38 pmBuffalo
18h 43m
2 stops
UVF1:21 pmCastries Hewanorra
Nov 22
UVF4:50 pmCastries Hewanorra
19h 19m
2 stops
BUF11:09 amBuffalo
American Airlines
Dec 10
BUF3:00 pmBuffalo
21h 00m
2 stops
UVF1:00 pmCastries Hewanorra
Dec 15
UVF5:05 pmCastries Hewanorra
19h 49m
2 stops
BUF11:54 amBuffalo
American Airlines
Dec 10
BUF6:19 amBuffalo
7h 01m
1 stop
UVF2:20 pmCastries Hewanorra
Dec 15
UVF5:05 pmCastries Hewanorra
18h 31m
1 stop
BUF10:36 amBuffalo

JetBlue flights from Buffalo to Castries

Our best JetBlue deals on Buffalo to Castries flight tickets
JetBlue
Sep 27
BUF7:59 pmBuffalo
18h 16m
1 stop
UVF2:15 pmCastries Hewanorra
Oct 4
UVF2:06 pmCastries Hewanorra
8h 01m
1 stop
BUF10:07 pmBuffalo
JetBlue
Nov 15
BUF7:28 pmBuffalo
18h 29m
1 stop
UVF2:57 pmCastries Hewanorra
Nov 22
UVF6:24 pmCastries Hewanorra
15h 57m
1 stop
BUF9:21 amBuffalo
JetBlue
Aug 26
BUF9:45 amBuffalo
28h 42m
1 stop
UVF2:27 pmCastries Hewanorra
Sep 2
UVF5:31 pmCastries Hewanorra
21h 29m
1 stop
BUF3:00 pmBuffalo

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 agosto 14, 2025.
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

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

sáb. 9/27

7:59 pm-2:15 pm

1 stop18h 16m

Castries Hewanorra

sáb. 10/4

2:06 pm-10:07 pm

1 stop8h 01m

$455

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

sáb. 9/27

6:30 am-1:31 pm

1 stop7h 01m

Castries Hewanorra

sáb. 10/4

2:35 pm-9:43 am

2 stops19h 08m

$500

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

sáb. 11/15

5:38 pm-1:21 pm

2 stops18h 43m

Castries Hewanorra

sáb. 11/22

4:50 pm-11:09 am

2 stops19h 19m

$597

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

mié. 12/10

3:00 pm-1:00 pm

2 stops21h 00m

Castries Hewanorra

lun. 12/15

5:05 pm-11:54 am

2 stops19h 49m

$622

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

sáb. 11/15

7:28 pm-2:57 pm

1 stop18h 29m

Castries Hewanorra

sáb. 11/22

6:24 pm-9:21 am

1 stop15h 57m

$634

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

mié. 12/10

6:19 am-2:20 pm

1 stop7h 01m

Castries Hewanorra

lun. 12/15

5:05 pm-10:36 am

1 stop18h 31m

$677

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

sáb. 11/15

5:21 am-3:50 pm

1 stop9h 29m

Castries Hewanorra

sáb. 11/22

4:50 pm-11:09 am

2 stops19h 19m

$707

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

mar. 8/26

9:45 am-2:27 pm

1 stop28h 42m

Castries Hewanorra

mar. 9/2

5:31 pm-3:00 pm

1 stop21h 29m

$774

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

mar. 8/26

9:45 am-2:27 pm

1 stop28h 42m

Castries Hewanorra

mar. 9/2

3:33 pm-11:59 pm

1 stop8h 26m

$794

BuffaloCastries

BUF - UVF

BUFUVF

Buffalo

mar. 8/26

7:35 am-3:00 pm

1 stop7h 25m

Castries Hewanorra

mar. 9/2

3:35 pm-12:10 pm

2 stops20h 35m

$797

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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?

What is the cheapest day to depart on your flight to Castries?

The cheapest day to depart from Buffalo to Castries is on a Friday when prices can be found for as low as $584. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $811. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

What is the cheapest time of day to depart on your flight to Castries?

According to our data, the cheapest time of day to fly to Castries is in the afternoon. momondo users have found flights departing from Buffalo to Castries in the afternoon for as low as $582. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly in the morning, with an average ticket price of $740. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Best Price Found

$196

Fastest flight time

7h 01m

Direct flights

None

Airports in Castries

1 airport
The best one-way flight to Castries from Buffalo in the past 72 hours is $196. The best round-trip flight deal from Buffalo to Castries found on momondo in the last 72 hours is $455.
The fastest flight from Buffalo to Castries takes 7h 01m
There are no direct flights from Buffalo to Castries. Popular non-direct route for this connection is Buffalo Airport - Castries Hewanorra Airport.
There is 1 airport near Castries: Castries Hewanorra (UVF)
  • 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 7h 01m, 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
DeltaPriceFrom $383Free CancellationRating
8.0
7,980 reviews
Search Delta flights
JetBluePriceFrom $451Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
American AirlinesPriceFrom $543Free CancellationRating
7.2
10,000 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.

An easier way to manage your Castries trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
mar. 8/19
mar. 8/26

Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia