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Cheap flights from Phoenix Sky Harbor Intl Airport to Castries from $611

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Castries departing on 8/20. 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

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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:00 pm - 2:15 pm
PHX
-
UVF
16h 15m
2 stops
American Airlines Logo
3:15 pm - 8:57 am
UVF
-
PHX
20h 42m
1 stop
$611American Airlines
Thu, Aug 20 - Tue, Aug 25
American Airlines Logo
2:09 pm - 2:15 pm
PHX
-
UVF
21h 06m
1 stop
American Airlines Logo
3:15 pm - 8:57 am
UVF
-
PHX
20h 42m
1 stop
$617American Airlines
Thu, Aug 20 - Tue, Aug 25
American Airlines Logo
12:34 pm - 1:50 pm
PHX
-
UVF
22h 16m
1 stop
American Airlines Logo
4:20 pm - 11:55 pm
UVF
-
PHX
10h 35m
1 stop
$624American Airlines
Tue, Sep 29 - Mon, Oct 5
Multiple Airlines Logo
4:35 pm - 2:10 pm
PHX
-
UVF
18h 35m
2 stops
Multiple Airlines Logo
2:30 pm - 12:10 pm
UVF
-
PHX
24h 40m
2 stops
$729Multiple Airlines
Thu, Jun 4 - Sun, Jun 7
Delta Logo
11:55 pm - 2:08 pm
PHX
-
UVF
11h 13m
1 stop
Delta Logo
3:28 pm - 10:47 pm
UVF
-
PHX
10h 19m
1 stop
$742Delta
Thu, Aug 13 - Tue, Aug 18
American Airlines Logo
11:06 pm - 2:15 pm
PHX
-
UVF
12h 09m
1 stop
American Airlines Logo
3:09 pm - 7:34 am
UVF
-
PHX
19h 25m
2 stops
$749American Airlines
Thu, Aug 13 - Tue, Aug 18
JetBlue Logo
9:13 pm - 2:28 pm
PHX
-
UVF
14h 15m
1 stop
JetBlue Logo
3:51 pm - 8:07 pm
UVF
-
PHX
31h 16m
1 stop
$756JetBlue
Tue, May 12 - Tue, May 19
Air Canada Logo
11:55 am - 2:20 pm
PHX
-
UVF
23h 25m
1 stop
Air Canada Logo
3:05 pm - 10:59 am
UVF
-
PHX
22h 54m
1 stop
$763Air Canada
Thu, Jul 2 - Tue, Jul 7
Air Canada Logo
7:55 am - 2:20 pm
PHX
-
UVF
27h 25m
2 stops
Air Canada Logo
3:05 pm - 10:59 am
UVF
-
PHX
22h 54m
1 stop
$766Air Canada
Thu, Jul 2 - Tue, Jul 7
JetBlue Logo
9:13 pm - 2:28 pm
PHX
-
UVF
14h 15m
1 stop
JetBlue Logo
3:51 pm - 12:20 pm
UVF
-
PHX
23h 29m
2 stops
$768JetBlue
Tue, May 12 - Tue, May 19

JetBlue flights from Phoenix Sky Harbor Intl Airport to Castries

Our best JetBlue deals on Phoenix Sky Harbor Intl Airport to Castries flight tickets
JetBlue
May 12
PHX9:13 pmPhoenix Sky Harbor Intl
14h 15m
1 stop
UVF2:28 pmCastries Hewanorra
May 19
UVF3:51 pmCastries Hewanorra
31h 16m
1 stop
PHX8:07 pmPhoenix Sky Harbor Intl
$756
JetBlue
May 12
PHX9:13 pmPhoenix Sky Harbor Intl
14h 15m
1 stop
UVF2:28 pmCastries Hewanorra
May 19
UVF3:51 pmCastries Hewanorra
23h 29m
2 stops
PHX12:20 pmPhoenix Sky Harbor Intl
$768
JetBlue
May 13
PHX9:13 pmPhoenix Sky Harbor Intl
14h 15m
1 stop
UVF2:28 pmCastries Hewanorra
May 20
UVF3:48 pmCastries Hewanorra
34h 05m
1 stop
PHX10:53 pmPhoenix Sky Harbor Intl
$795

Air Canada flights from Phoenix Sky Harbor Intl Airport to Castries

Our best Air Canada deals on Phoenix Sky Harbor Intl Airport to Castries flight tickets
Air Canada
Jul 2
PHX11:55 amPhoenix Sky Harbor Intl
23h 25m
1 stop
UVF2:20 pmCastries Hewanorra
Jul 7
UVF3:05 pmCastries Hewanorra
22h 54m
1 stop
PHX10:59 amPhoenix Sky Harbor Intl
$763
Air Canada
Jul 2
PHX7:55 amPhoenix Sky Harbor Intl
27h 25m
2 stops
UVF2:20 pmCastries Hewanorra
Jul 7
UVF3:05 pmCastries Hewanorra
22h 54m
1 stop
PHX10:59 amPhoenix Sky Harbor Intl
$766
Air Canada
Jul 2
PHX7:55 amPhoenix Sky Harbor Intl
27h 25m
2 stops
UVF2:20 pmCastries Hewanorra
Jul 7
UVF3:05 pmCastries Hewanorra
33h 05m
2 stops
PHX9:10 pmPhoenix Sky Harbor Intl
$770

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport 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 2, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Thu 8/20

7:00 pm-2:15 pm

2 stops16h 15m

Castries Hewanorra

Tue 8/25

3:15 pm-8:57 am

1 stop20h 42m

$611

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Thu 8/20

2:09 pm-2:15 pm

1 stop21h 06m

Castries Hewanorra

Tue 8/25

3:15 pm-8:57 am

1 stop20h 42m

$617

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Tue 9/29

12:34 pm-1:50 pm

1 stop22h 16m

Castries Hewanorra

Mon 10/5

4:20 pm-11:55 pm

1 stop10h 35m

$624

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Thu 6/4

4:35 pm-2:10 pm

2 stops18h 35m

Castries Hewanorra

Sun 6/7

2:30 pm-12:10 pm

2 stops24h 40m

$729
Quickest round-trip

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Thu 8/13

11:55 pm-2:08 pm

1 stop11h 13m

Castries Hewanorra

Tue 8/18

3:28 pm-10:47 pm

1 stop10h 19m

$742

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Thu 8/13

11:06 pm-2:15 pm

1 stop12h 09m

Castries Hewanorra

Tue 8/18

3:09 pm-7:34 am

2 stops19h 25m

$749

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Tue 5/12

9:13 pm-2:28 pm

1 stop14h 15m

Castries Hewanorra

Tue 5/19

3:51 pm-8:07 pm

1 stop31h 16m

$756

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Thu 7/2

11:55 am-2:20 pm

1 stop23h 25m

Castries Hewanorra

Tue 7/7

3:05 pm-10:59 am

1 stop22h 54m

$763

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Thu 7/2

7:55 am-2:20 pm

2 stops27h 25m

Castries Hewanorra

Tue 7/7

3:05 pm-10:59 am

1 stop22h 54m

$766

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Tue 5/12

9:13 pm-2:28 pm

1 stop14h 15m

Castries Hewanorra

Tue 5/19

3:51 pm-12:20 pm

2 stops23h 29m

$768

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 Phoenix Sky Harbor Intl Airport 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 Phoenix Sky Harbor Intl Airport and Castries?

What is the cheapest month to fly to Castries?

The month of August is, on average, the cheapest month to fly to Castries from Phoenix Sky Harbor Intl Airport, with most prices found around $683. The month of September is another great option to travel to Castries, with average flight prices from Phoenix Sky Harbor Intl Airport averaging around $690.

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Castries flights?

You could potentially save up to 36% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Castries flight.

When to book flights from Phoenix Sky Harbor Intl Airport to Castries

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

Cheap Phoenix Sky Harbor Intl Airport to Castries (PHX to UVF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Castries

Fastest flight time

10h 39m

Direct flights

None
The fastest flight from Phoenix Sky Harbor Intl Airport to Castries takes 10h 39m
There are no direct flights from Phoenix Sky Harbor Intl Airport to Castries. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to Castries.
Search flight deals

Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to Castries

  • How far is Phoenix Sky Harbor Intl to Castries Hewanorra by plane?

    A flight from Phoenix Sky Harbor Intl to Castries Hewanorra will travel around 3452.0 mi. Flights usually cover this in 10h 39m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Castries Hewanorra Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Castries Hewanorra Airport refresh daily.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Castries Hewanorra Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Castries Hewanorra Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Castries Hewanorra Airport.

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

    The required travel and health documents for your Castries Hewanorra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries Hewanorra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Castries?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Castries

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Castries with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $648Free CancellationRating
7.1
11,550 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 Phoenix to Castries?

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

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

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

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

Once all potential Phoenix to Castries flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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Castries George F. L. Charle Airport