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Cheap flights from the United States to Saint Lucia from $100

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Saint Lucia departing on 9/25. 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 the United States to Saint Lucia

Recent round-trip flight deals from the United States to Saint Lucia

Enter your travel dates to find the best prices.
American Airlines Logo
5:27 am - 2:14 pm
BOS
-
UVF
8h 47m
1 stop
American Airlines Logo
3:14 pm - 9:59 am
UVF
-
BOS
18h 45m
2 stops
$373American Airlines
Fri, Aug 28 - Mon, Aug 31
American Airlines Logo
5:10 pm - 1:50 pm
BOS
-
UVF
20h 40m
2 stops
American Airlines Logo
4:00 pm - 12:39 am
UVF
-
BOS
8h 39m
1 stop
$378American Airlines
Wed, Sep 9 - Wed, Sep 16
JetBlue Logo
8:00 am - 12:50 pm
JFK
-
UVF
4h 50mnonstop
JetBlue Logo
4:55 pm - 9:56 pm
UVF
-
JFK
5h 01mnonstop
$427JetBlue
Wed, Jun 3 - Sun, Jun 7
JetBlue Logo
10:38 am - 3:35 pm
JFK
-
UVF
4h 57mnonstop
JetBlue Logo
2:10 pm - 7:14 pm
UVF
-
JFK
5h 04mnonstop
$428JetBlue
Sat, May 30 - Fri, Jun 5
Delta Logo
6:00 am - 2:14 pm
EWR
-
UVF
8h 14m
1 stop
Delta Logo
3:28 pm - 12:05 am
UVF
-
EWR
8h 37m
1 stop
$448Delta
Fri, Aug 28 - Wed, Sep 2
United Airlines Logo
8:25 pm - 3:31 pm
LGA
-
UVF
19h 06m
1 stop
United Airlines Logo
12:55 pm - 11:15 pm
UVF
-
LGA
10h 20m
1 stop
$448United Airlines
Fri, Jul 3 - Sat, Jul 11
Delta Logo
6:00 am - 2:14 pm
LGA
-
UVF
8h 14m
1 stop
Delta Logo
3:28 pm - 8:00 am
UVF
-
LGA
16h 32m
2 stops
$453Delta
Fri, Aug 28 - Wed, Sep 2
United Airlines Logo
7:12 pm - 3:31 pm
EWR
-
UVF
20h 19m
1 stop
United Airlines Logo
12:55 pm - 12:53 am
UVF
-
EWR
11h 58m
1 stop
$458United Airlines
Fri, Jul 3 - Sat, Jul 11
Caribbean Airlines Logo
7:00 am - 2:35 pm
JFK
-
SLU
31h 35m
2 stops
Caribbean Airlines Logo
5:50 pm - 5:00 am
SLU
-
JFK
11h 10m
1 stop
$464Caribbean Airlines
Thu, Jun 4 - Thu, Jun 11
Caribbean Airlines Logo
7:00 am - 2:35 pm
JFK
-
SLU
7h 35m
1 stop
Caribbean Airlines Logo
6:00 pm - 5:00 am
SLU
-
JFK
11h 00m
1 stop
$488Caribbean Airlines
Fri, Jun 5 - Fri, Jun 12

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American Airlines flights from United States to Saint Lucia

Our best American Airlines deals on United States to Saint Lucia flight tickets
American Airlines
Nov 2
BOS5:18 pmBoston Logan Intl
19h 03m
2 stops
UVF1:21 pmCastries Hewanorra
Nov 11
UVF4:04 pmCastries Hewanorra
19h 08m
2 stops
BOS10:12 amBoston Logan Intl
$373
American Airlines
Sep 9
BOS5:10 pmBoston Logan Intl
20h 40m
2 stops
UVF1:50 pmCastries Hewanorra
Sep 16
UVF4:00 pmCastries Hewanorra
8h 39m
1 stop
BOS12:39 amBoston Logan Intl
$378
American Airlines
Jul 3
JFK9:00 pmNew York John F Kennedy Intl
15h 15m
1 stop
UVF12:15 pmCastries Hewanorra
Jul 9
UVF2:50 pmCastries Hewanorra
10h 08m
1 stop
JFK12:58 amNew York John F Kennedy Intl
$448

JetBlue flights from United States to Saint Lucia

Our best JetBlue deals on United States to Saint Lucia flight tickets
JetBlue
Jun 3
JFK8:00 amNew York John F Kennedy Intl
4h 50m
UVF12:50 pmCastries Hewanorra
Jun 7
UVF4:55 pmCastries Hewanorra
5h 01m
JFK9:56 pmNew York John F Kennedy Intl
$427
JetBlue
May 30
JFK10:38 amNew York John F Kennedy Intl
4h 57m
UVF3:35 pmCastries Hewanorra
Jun 5
UVF2:10 pmCastries Hewanorra
5h 04m
JFK7:14 pmNew York John F Kennedy Intl
$428
JetBlue
Jun 4
JFK8:00 amNew York John F Kennedy Intl
4h 50m
UVF12:50 pmCastries Hewanorra
Jun 7
UVF4:55 pmCastries Hewanorra
5h 01m
JFK9:56 pmNew York John F Kennedy Intl
$429

momondo Fare Finder

 
Customize your flight search to find flights from United States 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, momondo users made 832,500 searches. Data last updated May 6, 2026.
Use the filters below to find and compare flights from the United States to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Fri 8/28

5:27 am-2:14 pm

1 stop8h 47m

Castries Hewanorra

Mon 8/31

3:14 pm-9:59 am

2 stops18h 45m

$373

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 9/9

5:10 pm-1:50 pm

2 stops20h 40m

Castries Hewanorra

Wed 9/16

4:00 pm-12:39 am

1 stop8h 39m

$378
Quickest round-trip

New YorkCastries

JFK - UVF

JFKUVF

New York John F Kennedy Intl

Wed 6/3

8:00 am-12:50 pm

Nonstop4h 50m

Castries Hewanorra

Sun 6/7

4:55 pm-9:56 pm

Nonstop5h 01m

$427

New YorkCastries

JFK - UVF

JFKUVF

New York John F Kennedy Intl

Sat 5/30

10:38 am-3:35 pm

Nonstop4h 57m

Castries Hewanorra

Fri 6/5

2:10 pm-7:14 pm

Nonstop5h 04m

$428

NewarkCastries

EWR - UVF

EWRUVF

Newark

Fri 8/28

6:00 am-2:14 pm

1 stop8h 14m

Castries Hewanorra

Wed 9/2

3:28 pm-12:05 am

1 stop8h 37m

$448

New YorkCastries

LGA - UVF

LGAUVF

New York LaGuardia

Fri 7/3

8:25 pm-3:31 pm

1 stop19h 06m

Castries Hewanorra

Sat 7/11

12:55 pm-11:15 pm

1 stop10h 20m

$448

New YorkCastries

LGA - UVF

LGAUVF

New York LaGuardia

Fri 8/28

6:00 am-2:14 pm

1 stop8h 14m

Castries Hewanorra

Wed 9/2

3:28 pm-8:00 am

2 stops16h 32m

$453

NewarkCastries

EWR - UVF

EWRUVF

Newark

Fri 7/3

7:12 pm-3:31 pm

1 stop20h 19m

Castries Hewanorra

Sat 7/11

12:55 pm-12:53 am

1 stop11h 58m

$458

New YorkCastries

JFK - SLU

JFKSLU

New York John F Kennedy Intl

Thu 6/4

7:00 am-2:35 pm

2 stops31h 35m

Castries George F. L. Charle

Thu 6/11

5:50 pm-5:00 am

1 stop11h 10m

$464

New YorkCastries

JFK - SLU

JFKSLU

New York John F Kennedy Intl

Fri 6/5

7:00 am-2:35 pm

1 stop7h 35m

Castries George F. L. Charle

Fri 6/12

6:00 pm-5:00 am

1 stop11h 00m

$488

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint Lucia from

How to get the cheapest flight ticket from United States to Saint Lucia

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 cheapest month to fly to Saint Lucia?

The month of September is, on average, the cheapest month to fly to Saint Lucia from United States, with most prices found around $128. If you aren’t able to travel to Saint Lucia during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $575.

What is the cheapest United States to Saint Lucia flight route?

Fly from Newark to Castries Hewanorra for the best United States - Saint Lucia flight prices

Can stopping save me money on United States to Saint Lucia flights?

You could potentially save up to 35% on your flight if you consider stops on a United States to Saint Lucia flight.

Cheap United States to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Saint Lucia

Best Price Found

$205

Fastest flight time

3h 27m

Direct flights

Every day

Airports in Saint Lucia

7 airports
The best one-way flight to Saint Lucia from United States in the past 72 hours is $205. The best round-trip flight deal from United States to Saint Lucia found on momondo in the last 72 hours is $540.
The fastest flight from United States to Saint Lucia takes 3h 27m
Direct flights go from United States to Saint Lucia every day.
There are 7 airports in Saint Lucia. From United States there are direct flights to Castries Hewanorra (UVF).
Search flight deals

Frequently asked questions about flying from the United States to Saint Lucia

  • When did momondo last update prices for flights from United States to Saint Lucia?

    Prices for flights from United States to Saint Lucia are updated daily.

  • How many operators does momondo search for flights from United States to Saint Lucia?

  • How old do you have to be to fly from United States to Saint Lucia?

    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 United States to Saint Lucia.

  • What documentation or ID do you need to fly to Saint Lucia?

    The necessary travel and health documents for your Saint Lucia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from United States to Saint Lucia?

Best airlines flying from United States to Saint Lucia

Compare and see reviews for airlines that fly from United States to Saint Lucia with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $140Free CancellationRating
7.9
8,456 reviews
Search Delta flights
JetBluePriceFrom $177Free CancellationRating
7.1
2,978 reviews
Search JetBlue flights
American AirlinesPriceFrom $292Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights
United AirlinesPriceFrom $426Free CancellationRating
7.4
9,684 reviews
Search United Airlines flights
Caribbean AirlinesPriceFrom $465Free CancellationRating
7.9
226 reviews
Search Caribbean Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Saint Lucia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United States to Saint Lucia. momondo saves you time and could save you money on your trip.

Can I find flights from United States to Saint Lucia with flexible booking policies on momondo?

All flight searches from United States to Saint Lucia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from United States to Saint Lucia?

momondo provides multiple filters to help you find the best flight to Saint Lucia from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from United States to Saint Lucia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Saint Lucia from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Popular flights according to clicks in the last 7 days on momondo
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