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Cheap flights from Boston to Saint Croix from $247

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 8/22. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Saint Croix

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
6:00 am - 3:36 pm
BOS
-
STX
9h 36m
1 stop
JetBlue Logo
4:34 pm - 9:00 pm
STX
-
BOS
28h 26m
1 stop
$482JetBlue
Wed, Aug 19 - Thu, Aug 27
JetBlue Logo
6:00 am - 3:36 pm
BOS
-
STX
9h 36m
1 stop
JetBlue Logo
4:34 pm - 11:50 pm
STX
-
BOS
7h 16m
1 stop
$508JetBlue
Wed, Aug 19 - Thu, Aug 27
JetBlue Logo
6:00 am - 3:36 pm
BOS
-
STX
9h 36m
1 stop
JetBlue Logo
4:34 pm - 12:55 am
STX
-
BOS
8h 21m
1 stop
$513JetBlue
Sun, Aug 23 - Fri, Aug 28
JetBlue Logo
9:59 pm - 3:47 pm
BOS
-
STX
17h 48m
1 stop
JetBlue Logo
4:34 pm - 12:55 am
STX
-
BOS
8h 21m
1 stop
$522JetBlue
Mon, Aug 3 - Fri, Aug 7
American Airlines Logo
6:00 am - 3:00 pm
BOS
-
STX
9h 00m
1 stop
American Airlines Logo
8:04 am - 12:58 am
STX
-
BOS
16h 54m
1 stop
$536American Airlines
Mon, Aug 3 - Mon, Aug 10
American Airlines Logo
6:00 am - 3:00 pm
BOS
-
STX
9h 00m
1 stop
American Airlines Logo
8:04 am - 9:23 pm
STX
-
BOS
13h 19m
2 stops
$540American Airlines
Mon, Aug 3 - Mon, Aug 10
JetBlue Logo
6:00 am - 3:30 pm
BOS
-
STX
9h 30m
1 stop
JetBlue Logo
4:37 pm - 12:04 am
STX
-
BOS
7h 27m
1 stop
$541JetBlue
Tue, Jul 7 - Tue, Jul 14
JetBlue Logo
9:38 pm - 3:36 pm
BOS
-
STX
17h 58m
1 stop
JetBlue Logo
4:44 pm - 9:02 pm
STX
-
BOS
28h 18m
1 stop
$544JetBlue
Thu, Jul 2 - Tue, Jul 7
American Airlines Logo
9:31 am - 9:29 pm
BOS
-
STX
11h 58m
2 stops
American Airlines Logo
5:01 pm - 12:18 pm
STX
-
BOS
19h 17m
2 stops
$545American Airlines
Wed, Sep 2 - Wed, Sep 16
American Airlines Logo
6:00 am - 8:50 pm
BOS
-
STX
14h 50m
1 stop
American Airlines Logo
3:50 pm - 10:06 am
STX
-
BOS
18h 16m
1 stop
$546American Airlines
Thu, Jul 23 - Wed, Jul 29

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JetBlue flights from Boston to Saint Croix

Our best JetBlue deals on Boston to Saint Croix flight tickets
JetBlue
Aug 19
BOS6:00 amBoston Logan Intl
9h 36m
1 stop
STX3:36 pmChristiansted Henry Rohlsen
Aug 27
STX4:34 pmChristiansted Henry Rohlsen
28h 26m
1 stop
BOS9:00 pmBoston Logan Intl
$482
JetBlue
Aug 19
BOS6:00 amBoston Logan Intl
9h 36m
1 stop
STX3:36 pmChristiansted Henry Rohlsen
Aug 27
STX4:34 pmChristiansted Henry Rohlsen
7h 16m
1 stop
BOS11:50 pmBoston Logan Intl
$508
JetBlue
Aug 23
BOS6:00 amBoston Logan Intl
9h 36m
1 stop
STX3:36 pmChristiansted Henry Rohlsen
Aug 28
STX4:34 pmChristiansted Henry Rohlsen
8h 21m
1 stop
BOS12:55 amBoston Logan Intl
$513

American Airlines flights from Boston to Saint Croix

Our best American Airlines deals on Boston to Saint Croix flight tickets
American Airlines
Aug 3
BOS6:00 amBoston Logan Intl
9h 00m
1 stop
STX3:00 pmChristiansted Henry Rohlsen
Aug 10
STX8:04 amChristiansted Henry Rohlsen
16h 54m
1 stop
BOS12:58 amBoston Logan Intl
$536
American Airlines
Aug 3
BOS6:00 amBoston Logan Intl
9h 00m
1 stop
STX3:00 pmChristiansted Henry Rohlsen
Aug 10
STX8:04 amChristiansted Henry Rohlsen
13h 19m
2 stops
BOS9:23 pmBoston Logan Intl
$540
American Airlines
Sep 2
BOS5:36 amBoston Logan Intl
15h 53m
1 stop
STX9:29 pmChristiansted Henry Rohlsen
Sep 16
STX5:01 pmChristiansted Henry Rohlsen
16h 57m
2 stops
BOS9:58 amBoston Logan Intl
$545

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 June 13, 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

Cheapest round-trip

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Wed 8/19

6:00 am-3:36 pm

1 stop9h 36m

Christiansted Henry Rohlsen

Thu 8/27

4:34 pm-9:00 pm

1 stop28h 26m

$482
Quickest round-trip

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Wed 8/19

6:00 am-3:36 pm

1 stop9h 36m

Christiansted Henry Rohlsen

Thu 8/27

4:34 pm-11:50 pm

1 stop7h 16m

$508

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Sun 8/23

6:00 am-3:36 pm

1 stop9h 36m

Christiansted Henry Rohlsen

Fri 8/28

4:34 pm-12:55 am

1 stop8h 21m

$513

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 8/3

9:59 pm-3:47 pm

1 stop17h 48m

Christiansted Henry Rohlsen

Fri 8/7

4:34 pm-12:55 am

1 stop8h 21m

$522

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 8/3

6:00 am-3:00 pm

1 stop9h 00m

Christiansted Henry Rohlsen

Mon 8/10

8:04 am-12:58 am

1 stop16h 54m

$536

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Mon 8/3

6:00 am-3:00 pm

1 stop9h 00m

Christiansted Henry Rohlsen

Mon 8/10

8:04 am-9:23 pm

2 stops13h 19m

$540

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Tue 7/7

6:00 am-3:30 pm

1 stop9h 30m

Christiansted Henry Rohlsen

Tue 7/14

4:37 pm-12:04 am

1 stop7h 27m

$541

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Thu 7/2

9:38 pm-3:36 pm

1 stop17h 58m

Christiansted Henry Rohlsen

Tue 7/7

4:44 pm-9:02 pm

1 stop28h 18m

$544

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Wed 9/2

9:31 am-9:29 pm

2 stops11h 58m

Christiansted Henry Rohlsen

Wed 9/16

5:01 pm-12:18 pm

2 stops19h 17m

$545

BostonChristiansted

BOS - STX

BOSSTX

Boston Logan Intl

Thu 7/23

6:00 am-8:50 pm

1 stop14h 50m

Christiansted Henry Rohlsen

Wed 7/29

3:50 pm-10:06 am

1 stop18h 16m

$546

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

What is the cheapest month to fly to Saint Croix?

The month of December is another great option to travel to Saint Croix, with average flight prices from Boston averaging around $262.

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

You could potentially save up to 40% 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 37m

Direct flights

None
The fastest flight from Boston to Saint Croix takes 5h 37m
There are no direct flights from Boston to Saint Croix. There are no popular flight routes from Boston to Saint Croix.
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Frequently asked questions about flying from Boston to Saint Croix

  • 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
JetBluePriceFrom $262Free CancellationRating
7.1
2,981 reviews
Search JetBlue flights
American AirlinesPriceFrom $302Free CancellationRating
7.1
11,650 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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