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Cheap flights from Phoenix Sky Harbor Intl Airport to Castries from $188

This is the cheapest one-way 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 12/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
JetBlue Logo
11:59 pm - 3:15 pmPHX-UVF
12h 16m1 stop
JetBlue Logo
4:40 pm - 10:30 amUVF-PHX
20h 50m1 stop
$516JetBlue
Find Deal
Thu, Jan 29 - Tue, Feb 3
JetBlue Logo
11:59 pm - 2:57 pmPHX-UVF
11h 58m1 stop
JetBlue Logo
4:57 pm - 10:09 amUVF-PHX
20h 12m1 stop
$572JetBlue
Find Deal
Sun, Dec 7 - Sun, Dec 14
Air Canada Logo
5:30 pm - 3:25 pmPHX-UVF
18h 55m2 stops
Air Canada Logo
4:20 pm - 10:05 pmUVF-PHX
32h 45m1 stop
$644Air Canada
Find Deal
Tue, Mar 31 - Fri, Apr 3
Delta Logo
11:53 pm - 3:05 pmPHX-UVF
12h 12m1 stop
Delta Logo
4:25 pm - 10:30 amUVF-PHX
21h 05m1 stop
$661Delta
Find Deal
Sun, Jan 25 - Fri, Feb 6
Air Canada Logo
5:30 pm - 3:25 pmPHX-UVF
18h 55m2 stops
Air Canada Logo
4:20 pm - 10:35 amUVF-PHX
21h 15m1 stop
$663Air Canada
Find Deal
Tue, Mar 31 - Fri, Apr 3
Delta Logo
11:35 pm - 3:30 pmPHX-UVF
12h 55m1 stop
Delta Logo
4:25 pm - 10:30 amUVF-PHX
21h 05m1 stop
$671Delta
Find Deal
Mon, Dec 29 - Thu, Jan 15
American Airlines Logo
12:30 am - 4:02 pmPHX-UVF
12h 32m2 stops
American Airlines Logo
5:02 pm - 8:35 amUVF-PHX
18h 33m2 stops
$676American Airlines
Find Deal
Sat, Jan 31 - Fri, Feb 20
American Airlines Logo
6:08 pm - 4:02 pmPHX-UVF
18h 54m2 stops
American Airlines Logo
4:06 pm - 8:49 amUVF-PHX
19h 43m2 stops
$691American Airlines
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Tue, Jan 27 - Tue, Feb 3
Multiple Airlines Logo
7:35 pm - 2:50 pmPHX-UVF
40h 15m2 stops
Multiple Airlines Logo
3:40 pm - 12:37 pmUVF-PHX
23h 57m1 stop
$760Multiple Airlines
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Tue, Dec 30 - Tue, Jan 13
Multiple Airlines Logo
1:35 pm - 2:50 pmPHX-UVF
22h 15m1 stop
Multiple Airlines Logo
3:40 pm - 8:40 pmUVF-PHX
32h 00m2 stops
$771Multiple Airlines
Find Deal
Mon, Jan 26 - Thu, Feb 5

American Airlines flights from Phoenix Sky Harbor Intl Airport to Castries

Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Castries flight tickets
American Airlines
Jan 31
PHX12:30 amPhoenix Sky Harbor Intl
12h 32m
2 stops
UVF4:02 pmCastries Hewanorra
Feb 20
UVF5:02 pmCastries Hewanorra
18h 33m
2 stops
PHX8:35 amPhoenix Sky Harbor Intl
$676
Find similar
American Airlines
Jan 27
PHX6:08 pmPhoenix Sky Harbor Intl
18h 54m
2 stops
UVF4:02 pmCastries Hewanorra
Feb 3
UVF4:06 pmCastries Hewanorra
19h 43m
2 stops
PHX8:49 amPhoenix Sky Harbor Intl
$691
Find similar
American Airlines
Dec 29
PHX10:55 pmPhoenix Sky Harbor Intl
13h 59m
1 stop
UVF3:54 pmCastries Hewanorra
Jan 12
UVF2:46 pmCastries Hewanorra
13h 09m
1 stop
PHX12:55 amPhoenix Sky Harbor Intl
$696
Find similar

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
Jan 29
PHX11:59 pmPhoenix Sky Harbor Intl
12h 16m
1 stop
UVF3:15 pmCastries Hewanorra
Feb 3
UVF4:40 pmCastries Hewanorra
20h 50m
1 stop
PHX10:30 amPhoenix Sky Harbor Intl
$516
Find similar
JetBlue
Dec 7
PHX11:59 pmPhoenix Sky Harbor Intl
11h 58m
1 stop
UVF2:57 pmCastries Hewanorra
Dec 14
UVF4:57 pmCastries Hewanorra
20h 12m
1 stop
PHX10:09 amPhoenix Sky Harbor Intl
$572
Find similar
JetBlue
Jan 27
PHX11:40 amPhoenix Sky Harbor Intl
24h 35m
1 stop
UVF3:15 pmCastries Hewanorra
Feb 3
UVF4:40 pmCastries Hewanorra
32h 05m
1 stop
PHX9:45 pmPhoenix Sky Harbor Intl
$737
Find similar

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 November 5, 2025.
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

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Thu 1/29

11:59 pm-3:15 pm

1 stop12h 16m

Castries Hewanorra

Tue 2/3

4:40 pm-10:30 am

1 stop20h 50m

$516

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Sun 12/7

11:59 pm-2:57 pm

1 stop11h 58m

Castries Hewanorra

Sun 12/14

4:57 pm-10:09 am

1 stop20h 12m

$572

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Tue 3/31

5:30 pm-3:25 pm

2 stops18h 55m

Castries Hewanorra

Fri 4/3

4:20 pm-10:05 pm

1 stop32h 45m

$644

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Sun 1/25

11:53 pm-3:05 pm

1 stop12h 12m

Castries Hewanorra

Fri 2/6

4:25 pm-10:30 am

1 stop21h 05m

$661

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Tue 3/31

5:30 pm-3:25 pm

2 stops18h 55m

Castries Hewanorra

Fri 4/3

4:20 pm-10:35 am

1 stop21h 15m

$663

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Mon 12/29

11:35 pm-3:30 pm

1 stop12h 55m

Castries Hewanorra

Thu 1/15

4:25 pm-10:30 am

1 stop21h 05m

$671

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Sat 1/31

12:30 am-4:02 pm

2 stops12h 32m

Castries Hewanorra

Fri 2/20

5:02 pm-8:35 am

2 stops18h 33m

$676

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Tue 1/27

6:08 pm-4:02 pm

2 stops18h 54m

Castries Hewanorra

Tue 2/3

4:06 pm-8:49 am

2 stops19h 43m

$691

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Tue 12/30

7:35 pm-2:50 pm

2 stops40h 15m

Castries Hewanorra

Tue 1/13

3:40 pm-12:37 pm

1 stop23h 57m

$760

PhoenixCastries

PHX - UVF

PHXUVF

Phoenix Sky Harbor Intl

Mon 1/26

1:35 pm-2:50 pm

1 stop22h 15m

Castries Hewanorra

Thu 2/5

3:40 pm-8:40 pm

2 stops32h 00m

$771

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 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 cheapest month to fly to Castries?

The month of January is, on average, the cheapest month to fly to Castries from Phoenix Sky Harbor Intl Airport, with most prices found around $676. The month of April is another great option to travel to Castries, with average flight prices from Phoenix Sky Harbor Intl Airport averaging around $688.

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

The cheapest day to depart from Phoenix Sky Harbor Intl Airport to Castries is on a Tuesday when prices can be found for as low as $581. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $906. 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 evening. momondo users have found flights departing from Phoenix Sky Harbor Intl Airport to Castries in the evening for as low as $761. 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 afternoon, with an average ticket price of $933. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You could potentially save up to 12% 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

Direct flights

None
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.
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  • 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 9h 38m, 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 $658Free CancellationRating
7.2
11,042 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?

Price alerts on flights to Castries from Phoenix are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport