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Cheap flights from Boston to Saint Croix from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Saint Croix departing on 6/1. 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

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Find the cheapest flights from Boston to Saint Croix

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
5:45 am - 2:33 pm
BOS
-
STX
8h 48m
1 stop
Spirit Airlines Logo
3:31 pm - 11:59 pm
STX
-
BOS
8h 28m
1 stop
$278Spirit Airlines
Mon, Mar 23 - Fri, Mar 27
Multiple Airlines Logo
5:55 am - 4:35 pm
BOS
-
STX
10h 40m
1 stop
Multiple Airlines Logo
4:05 pm - 9:12 am
STX
-
BOS
17h 07m
1 stop
$329Multiple Airlines
Mon, Jun 1 - Mon, Jun 8
Multiple Airlines Logo
5:45 am - 2:33 pm
BOS
-
STX
8h 48m
1 stop
Multiple Airlines Logo
3:55 pm - 7:36 pm
STX
-
BOS
27h 41m
1 stop
$343Multiple Airlines
Mon, Mar 30 - Mon, Apr 6
Multiple Airlines Logo
5:45 am - 2:33 pm
BOS
-
STX
8h 48m
1 stop
Multiple Airlines Logo
2:39 pm - 3:25 am
STX
-
BOS
12h 46m
1 stop
$348Multiple Airlines
Mon, Apr 13 - Fri, Apr 17
American Airlines Logo
5:47 am - 2:48 pm
BOS
-
STX
9h 01m
1 stop
American Airlines Logo
5:17 pm - 10:01 am
STX
-
BOS
16h 44m
1 stop
$349American Airlines
Mon, Mar 23 - Thu, Mar 26
American Airlines Logo
6:00 am - 4:27 pm
BOS
-
STX
10h 27m
2 stops
American Airlines Logo
1:50 pm - 7:47 am
STX
-
BOS
17h 57m
2 stops
$353American Airlines
Mon, Mar 23 - Thu, Mar 26
Multiple Airlines Logo
5:55 am - 4:35 pm
BOS
-
STX
10h 40m
1 stop
Multiple Airlines Logo
4:40 pm - 12:31 am
STX
-
BOS
7h 51m
1 stop
$354Multiple Airlines
Mon, Jun 1 - Wed, Jul 1
American Airlines Logo
5:00 am - 12:56 pm
BOS
-
STX
7h 56m
1 stop
American Airlines Logo
5:17 pm - 12:59 am
STX
-
BOS
7h 42m
1 stop
$359American Airlines
Wed, Mar 25 - Tue, Mar 31
American Airlines Logo
7:00 am - 4:27 pm
BOS
-
STX
9h 27m
1 stop
American Airlines Logo
5:17 pm - 7:47 am
STX
-
BOS
14h 30m
2 stops
$363American Airlines
Wed, Mar 25 - Tue, Mar 31
JetBlue Logo
9:45 pm - 3:26 pm
BOS
-
STX
17h 41m
1 stop
JetBlue Logo
3:55 pm - 3:58 pm
STX
-
BOS
24h 03m
1 stop
$366JetBlue
Wed, Mar 25 - Sun, Apr 5

American Airlines flights from Boston to Saint Croix

Our best American Airlines deals on Boston to Saint Croix flight tickets
American Airlines
Mar 23
BOS5:47 amBoston Logan Intl
9h 01m
1 stop
STX2:48 pmChristiansted Henry Rohlsen
Mar 26
STX5:17 pmChristiansted Henry Rohlsen
16h 44m
1 stop
BOS10:01 amBoston Logan Intl
$349
American Airlines
Mar 23
BOS6:00 amBoston Logan Intl
10h 27m
2 stops
STX4:27 pmChristiansted Henry Rohlsen
Mar 26
STX1:50 pmChristiansted Henry Rohlsen
17h 57m
2 stops
BOS7:47 amBoston Logan Intl
$353
American Airlines
Mar 25
BOS5:00 amBoston Logan Intl
7h 56m
1 stop
STX12:56 pmChristiansted Henry Rohlsen
Mar 31
STX5:17 pmChristiansted Henry Rohlsen
7h 42m
1 stop
BOS12:59 amBoston Logan Intl
$359

JetBlue flights from Boston to Saint Croix

Our best JetBlue deals on Boston to Saint Croix flight tickets
JetBlue
Mar 25
BOS9:45 pmBoston Logan Intl
17h 41m
1 stop
STX3:26 pmChristiansted Henry Rohlsen
Apr 5
STX3:55 pmChristiansted Henry Rohlsen
24h 03m
1 stop
BOS3:58 pmBoston Logan Intl
$366
JetBlue
Apr 25
BOS10:40 pmBoston Logan Intl
15h 04m
1 stop
STX1:44 pmChristiansted Henry Rohlsen
May 2
STX2:39 pmChristiansted Henry Rohlsen
8h 15m
1 stop
BOS10:54 pmBoston Logan Intl
$368
JetBlue
May 5
BOS8:00 amBoston Logan Intl
5h 44m
1 stop
STX1:44 pmChristiansted Henry Rohlsen
May 14
STX2:39 pmChristiansted Henry Rohlsen
8h 15m
1 stop
BOS10:54 pmBoston Logan Intl
$370

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Saint Croix 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 March 5, 2026.
Use the filters below to find and compare flights from Boston to Saint Croix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 3/23

5:45 am-2:33 pm

1 stop8h 48m

Christiansted Henry Rohlsen

Fri 3/27

3:31 pm-11:59 pm

1 stop8h 28m

$278

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 6/1

5:55 am-4:35 pm

1 stop10h 40m

Christiansted Henry Rohlsen

Mon 6/8

4:05 pm-9:12 am

1 stop17h 07m

$329

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 3/30

5:45 am-2:33 pm

1 stop8h 48m

Christiansted Henry Rohlsen

Mon 4/6

3:55 pm-7:36 pm

1 stop27h 41m

$343

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 4/13

5:45 am-2:33 pm

1 stop8h 48m

Christiansted Henry Rohlsen

Fri 4/17

2:39 pm-3:25 am

1 stop12h 46m

$348

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 3/23

5:47 am-2:48 pm

1 stop9h 01m

Christiansted Henry Rohlsen

Thu 3/26

5:17 pm-10:01 am

1 stop16h 44m

$349

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 3/23

6:00 am-4:27 pm

2 stops10h 27m

Christiansted Henry Rohlsen

Thu 3/26

1:50 pm-7:47 am

2 stops17h 57m

$353

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 6/1

5:55 am-4:35 pm

1 stop10h 40m

Christiansted Henry Rohlsen

Wed 7/1

4:40 pm-12:31 am

1 stop7h 51m

$354

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Wed 3/25

5:00 am-12:56 pm

1 stop7h 56m

Christiansted Henry Rohlsen

Tue 3/31

5:17 pm-12:59 am

1 stop7h 42m

$359

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Wed 3/25

7:00 am-4:27 pm

1 stop9h 27m

Christiansted Henry Rohlsen

Tue 3/31

5:17 pm-7:47 am

2 stops14h 30m

$363

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Wed 3/25

9:45 pm-3:26 pm

1 stop17h 41m

Christiansted Henry Rohlsen

Sun 4/5

3:55 pm-3:58 pm

1 stop24h 03m

$366

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 Croix from

How to get the cheapest flight ticket from Boston to Saint Croix

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

Can stopping save me money on Boston to Saint Croix flights?

You could potentially save up to 6% on your flight if you consider stops on a Boston to Saint Croix flight.

Cheap Boston to Saint Croix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Saint Croix

Fastest flight time

5h 44m

Direct flights

None
The fastest flight from Boston to Saint Croix takes 5h 44m
There are no direct flights from Boston to Saint Croix. There are no popular flight routes from Boston to Saint Croix.
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Saint Croix?

    Prices for flights from Boston Logan Intl Airport to Saint Croix are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Saint Croix?

  • How old do you have to be to fly from Boston Logan Intl Airport to Saint Croix?

    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 Boston Logan Intl Airport to Saint Croix.

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

    The travel and health documents required for your trip to Saint Croix 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 Saint Croix. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Boston to Saint Croix

Compare and see reviews for airlines that fly from Boston to Saint Croix with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $189Free CancellationRating
6.3
8,494 reviews
Search Spirit Airlines flights
DeltaPriceFrom $224Free CancellationRating
7.9
8,250 reviews
Search Delta flights
JetBluePriceFrom $262Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
American AirlinesPriceFrom $312Free CancellationRating
7.1
11,382 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Saint Croix?

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 Boston to Saint Croix for you.

Can I find flights from Boston to Saint Croix with flexible booking policies on momondo?

Yes. All flights to Saint Croix from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Boston to Saint Croix?

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

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

Yes. momondo can track prices for Boston to Saint Croix flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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