What is the cheapest airline that flies from Phoenix to Saint Lucia?

WestJet is the most popular carrier operating from Phoenix to Saint Lucia

When did momondo last update prices for flights from Phoenix to Saint Lucia?

Prices for flights from Phoenix to Saint Lucia are updated daily.

How many operators does momondo search for flights from Phoenix to Saint Lucia?

As of September 2026, there is 1 operator available to choose from for flights from Phoenix to Saint Lucia.

How old do you have to be to fly from Phoenix 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 Phoenix to Saint Lucia.

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

The required travel and health documents for your Saint Lucia 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 Saint Lucia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$276 Cheap Flights from Phoenix to Saint Lucia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix to Saint Lucia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:40 am - 4:40 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

13h 00m1 stop Toronto Pearson Intl

5:40 pm - 9:38 pmUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

30h 58m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$686Air Canada

Thu, Dec 3 - Sun, Dec 13

12:40 am - 4:40 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

13h 00m1 stop Toronto Pearson Intl

5:40 pm - 12:20 pmUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

21h 40m1 stop Toronto Pearson Intl

$723Air Canada

Thu, Dec 3 - Sun, Dec 13

11:50 pm - 2:10 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

11h 20m1 stop Charlotte Douglas

2:42 pm - 11:55 pmUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

12h 13m1 stop Miami

$769American Airlines

Fri, Oct 16 - Fri, Oct 23

11:09 pm - 2:10 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

12h 01m1 stop Charlotte Douglas

4:04 pm - 8:04 amUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

19h 00m2 stops Miami Dallas/Fort Worth

$774American Airlines

Fri, Oct 16 - Fri, Oct 23

11:09 pm - 3:04 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

12h 55m2 stops Charlotte Douglas Miami

4:04 pm - 7:37 amUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

18h 33m2 stops Miami Los Angeles Los Angeles

$774American Airlines

Fri, Oct 16 - Fri, Oct 23

10:20 am - 2:55 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

25h 35m2 stops Edmonton Toronto Pearson Intl

3:55 pm - 5:10 pmUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

28h 15m2 stops Toronto Pearson Intl Calgary

$786WestJet

Fri, Nov 27 - Tue, Dec 1

12:40 am - 4:40 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

13h 00m1 stop Toronto Pearson Intl

5:40 pm - 9:38 pmUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

30h 58m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$786Air Canada

Thu, Dec 3 - Sun, Dec 13

7:00 am - 2:55 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

28h 55m3 stops Calgary Edmonton Toronto Pearson Intl

3:55 pm - 5:10 pmUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

28h 15m2 stops Toronto Pearson Intl Calgary

$789WestJet

Fri, Nov 27 - Tue, Dec 1

12:40 am - 4:40 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

13h 00m1 stop Toronto Pearson Intl

5:40 pm - 12:20 pmUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

21h 40m1 stop Toronto Pearson Intl

$794Air Canada

Thu, Dec 3 - Sun, Dec 13

12:20 am - 3:41 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

12h 21m1 stop Miami

4:07 pm - 10:09 amUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

21h 02m1 stop Charlotte Douglas

$807American Airlines

Tue, Dec 8 - Thu, Dec 10

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Air Canada flights from Phoenix to Saint Lucia

Our best Air Canada deals on Phoenix to Saint Lucia flight tickets

Air Canada

Dec 3

PHX12:40 amPhoenix Sky Harbor Intl

13h 00m

1 stop

UVF4:40 pmCastries Hewanorra

Dec 13

UVF5:40 pmCastries Hewanorra

30h 58m

2 stops

PHX9:38 pmPhoenix Sky Harbor Intl

$686

Air Canada

Dec 3

PHX12:40 amPhoenix Sky Harbor Intl

13h 00m

1 stop

UVF4:40 pmCastries Hewanorra

Dec 13

UVF5:40 pmCastries Hewanorra

21h 40m

1 stop

PHX12:20 pmPhoenix Sky Harbor Intl

$723

Air Canada

Dec 3

PHX12:40 amPhoenix Sky Harbor Intl

13h 00m

1 stop

UVF4:40 pmCastries Hewanorra

Dec 13

UVF5:40 pmCastries Hewanorra

21h 40m

1 stop

PHX12:20 pmPhoenix Sky Harbor Intl

$794

American Airlines flights from Phoenix to Saint Lucia

Our best American Airlines deals on Phoenix to Saint Lucia flight tickets

American Airlines

Oct 16

PHX11:50 pmPhoenix Sky Harbor Intl

11h 20m

1 stop

UVF2:10 pmCastries Hewanorra

Oct 23

UVF2:42 pmCastries Hewanorra

12h 13m

1 stop

PHX11:55 pmPhoenix Sky Harbor Intl

$769

American Airlines

Oct 16

PHX11:09 pmPhoenix Sky Harbor Intl

12h 01m

1 stop

UVF2:10 pmCastries Hewanorra

Oct 23

UVF4:04 pmCastries Hewanorra

19h 00m

2 stops

PHX8:04 amPhoenix Sky Harbor Intl

$774

American Airlines

Dec 8

PHX12:20 amPhoenix Sky Harbor Intl

12h 21m

1 stop

UVF3:41 pmCastries Hewanorra

Dec 10

UVF4:07 pmCastries Hewanorra

21h 02m

1 stop

PHX10:09 amPhoenix Sky Harbor Intl

$807

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Thu 12/3

12:40 am-4:40 pm

1 stop13h 00m

Castries Hewanorra

Sun 12/13

5:40 pm-9:38 pm

2 stops30h 58m

$686

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Thu 12/3

12:40 am-4:40 pm

1 stop13h 00m

Castries Hewanorra

Sun 12/13

5:40 pm-12:20 pm

1 stop21h 40m

$723

Quickest round-trip

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Fri 10/16

11:50 pm-2:10 pm

1 stop11h 20m

Castries Hewanorra

Fri 10/23

2:42 pm-11:55 pm

1 stop12h 13m

$769

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Fri 10/16

11:09 pm-2:10 pm

1 stop12h 01m

Castries Hewanorra

Fri 10/23

4:04 pm-8:04 am

2 stops19h 00m

$774

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Fri 10/16

11:09 pm-3:04 pm

2 stops12h 55m

Castries Hewanorra

Fri 10/23

4:04 pm-7:37 am

2 stops18h 33m

$774

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Fri 11/27

10:20 am-2:55 pm

2 stops25h 35m

Castries Hewanorra

Tue 12/1

3:55 pm-5:10 pm

2 stops28h 15m

$786

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Thu 12/3

12:40 am-4:40 pm

1 stop13h 00m

Castries Hewanorra

Sun 12/13

5:40 pm-9:38 pm

2 stops30h 58m

$786

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Fri 11/27

7:00 am-2:55 pm

3 stops28h 55m

Castries Hewanorra

Tue 12/1

3:55 pm-5:10 pm

2 stops28h 15m

$789

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Thu 12/3

12:40 am-4:40 pm

1 stop13h 00m

Castries Hewanorra

Sun 12/13

5:40 pm-12:20 pm

1 stop21h 40m

$794

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Tue 12/8

12:20 am-3:41 pm

1 stop12h 21m

Castries Hewanorra

Thu 12/10

4:07 pm-10:09 am

1 stop21h 02m

$807

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Phoenix 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

Prices

Airlines

What is the cheapest month to fly to Saint Lucia?

The month of February is, on average, the cheapest month to fly to Saint Lucia from Phoenix, with most prices found around $696. If you aren’t able to travel to Saint Lucia during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $701.

Cheap Phoenix to Saint Lucia flight deals and tips

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

Best Price Found	$276
Fastest flight time	11h 13m
Direct flights	None

The best one-way flight to Saint Lucia from Phoenix in the past 72 hours is $276. The best round-trip flight deal from Phoenix to Saint Lucia found on momondo in the last 72 hours is $686.

The fastest flight from Phoenix to Saint Lucia takes 11h 13m

There are no direct flights from Phoenix to Saint Lucia. There are no popular flight routes from Phoenix to Saint Lucia.

Search flight deals

Frequently asked questions about flying from Phoenix to Saint Lucia

When did momondo last update prices for flights from Phoenix to Saint Lucia?
Prices for flights from Phoenix to Saint Lucia are updated daily.
How many operators does momondo search for flights from Phoenix to Saint Lucia?
As of September 2026, there is 1 operator available to choose from for flights from Phoenix to Saint Lucia.
How old do you have to be to fly from Phoenix 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 Phoenix to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The required travel and health documents for your Saint Lucia 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 Saint Lucia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Phoenix to Saint Lucia

Compare and see reviews for airlines that fly from Phoenix to Saint Lucia with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $606	Free Cancellation	Rating 7.1 12,023 reviews		Search American Airlines flights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Saint Lucia from Phoenix with this policy.

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

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

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

If you are not ready to book a flight from Phoenix to Saint Lucia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint Lucia and let you know when they change.

An easier way to manage your Saint Lucia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Flights to Castriesfrom $515

Cheap flights from Phoenix to Saint Lucia from $276

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 to Saint Lucia departing on 12/9. 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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Big names and deals

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Air Canada flights from Phoenix to Saint Lucia

Our best Air Canada deals on Phoenix to Saint Lucia flight tickets

American Airlines flights from Phoenix to Saint Lucia

Our best American Airlines deals on Phoenix to Saint Lucia flight tickets

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How to get the cheapest flight ticket from Phoenix to Saint Lucia

What is the cheapest month to fly to Saint Lucia?

What is the cheapest airline that flies from Phoenix to Saint Lucia?

Cheap Phoenix to Saint Lucia flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Phoenix to Saint Lucia

Best airlines flying from Phoenix to Saint Lucia

Compare and see reviews for airlines that fly from Phoenix to Saint Lucia with momondo

Why use momondo?

An easier way to manage your Saint Lucia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Lucia

Popular cities in Saint Lucia

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

Saint Lucia flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Saint Lucia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Saint Lucia

List of cabin classes available on flights landing in Saint Lucia. Availability may vary depending on flight origin and airline.

Complete your trip to Saint Lucia

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According to popular flight searches on momondo this year