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

Air Canada, American Airlines, and United Airlines are the most popular carriers 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.

$338 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.

1:45 pm - 4:40 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

23h 55m1 stop Toronto Pearson Intl

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

21h 40m1 stop Toronto Pearson Intl

$570Air Canada

Wed, Nov 11 - Sun, Nov 22

1:45 pm - 4:40 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

23h 55m1 stop Toronto Pearson Intl

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

21h 40m1 stop Toronto Pearson Intl

$570Air Canada

Wed, Nov 11 - Sun, Nov 22

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

$624Air 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 - 9:38 pmUVF Castries Hewanorra-PHX Phoenix Sky Harbor Intl

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

$628Air Canada

Thu, Dec 3 - Sun, Dec 13

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

25h 35m2 stops Edmonton Toronto Pearson Intl

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

21h 40m1 stop Toronto Pearson Intl

$629Multiple Airlines

Wed, Nov 11 - Sun, Nov 22

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

25h 35m2 stops Edmonton Toronto Pearson Intl

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

21h 40m1 stop Toronto Pearson Intl

$629Multiple Airlines

Wed, Nov 11 - Sun, Nov 22

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

28h 55m3 stops Calgary Ottawa Toronto Pearson Intl

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

21h 40m1 stop Toronto Pearson Intl

$650Multiple Airlines

Wed, Nov 11 - Sun, Nov 22

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

28h 55m3 stops Calgary Ottawa Toronto Pearson Intl

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

21h 40m1 stop Toronto Pearson Intl

$651Multiple Airlines

Wed, Nov 11 - Sun, Nov 22

10:01 pm - 1:42 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

12h 41m1 stop Miami

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

12h 13m1 stop Miami

$744American Airlines

Mon, Oct 19 - Fri, Oct 30

10:01 pm - 1:42 pmPHX Phoenix Sky Harbor Intl-UVF Castries Hewanorra

12h 41m1 stop Miami

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

12h 13m1 stop Miami

$746American Airlines

Mon, Oct 19 - Fri, Oct 30

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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

Nov 11

PHX1:45 pmPhoenix Sky Harbor Intl

23h 55m

1 stop

UVF4:40 pmCastries Hewanorra

Nov 22

UVF5:40 pmCastries Hewanorra

21h 40m

1 stop

PHX12:20 pmPhoenix Sky Harbor Intl

$570

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

$624

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

$628

WestJet flights from Phoenix to Saint Lucia

Our best WestJet deals on Phoenix to Saint Lucia flight tickets

WestJet

Oct 28

PHX7:00 amPhoenix Sky Harbor Intl

27h 55m

3 stops

UVF1:55 pmCastries Hewanorra

Nov 1

UVF3:55 pmCastries Hewanorra

28h 15m

3 stops

PHX5:10 pmPhoenix Sky Harbor Intl

$729

WestJet

Oct 17

PHX10:15 amPhoenix Sky Harbor Intl

24h 25m

2 stops

UVF1:40 pmCastries Hewanorra

Oct 29

UVF2:55 pmCastries Hewanorra

24h 10m

2 stops

PHX12:05 pmPhoenix Sky Harbor Intl

$768

WestJet

Oct 16

PHX5:55 pmPhoenix Sky Harbor Intl

40h 45m

2 stops

UVF1:40 pmCastries Hewanorra

Oct 29

UVF2:55 pmCastries Hewanorra

21h 35m

2 stops

PHX9:30 amPhoenix Sky Harbor Intl

$770

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

Wed 11/11

1:45 pm-4:40 pm

1 stop23h 55m

Castries Hewanorra

Sun 11/22

5:40 pm-12:20 pm

1 stop21h 40m

$570

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Wed 11/11

1:45 pm-4:40 pm

1 stop23h 55m

Castries Hewanorra

Sun 11/22

5:40 pm-12:20 pm

1 stop21h 40m

$570

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

$624

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

$628

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Wed 11/11

10:20 am-2:55 pm

2 stops25h 35m

Castries Hewanorra

Sun 11/22

5:40 pm-12:20 pm

1 stop21h 40m

$629

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Wed 11/11

10:20 am-2:55 pm

2 stops25h 35m

Castries Hewanorra

Sun 11/22

5:40 pm-12:20 pm

1 stop21h 40m

$629

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Wed 11/11

7:00 am-2:55 pm

3 stops28h 55m

Castries Hewanorra

Sun 11/22

5:40 pm-12:20 pm

1 stop21h 40m

$650

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Wed 11/11

7:00 am-2:55 pm

3 stops28h 55m

Castries Hewanorra

Sun 11/22

5:40 pm-12:20 pm

1 stop21h 40m

$651

Quickest round-trip

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Mon 10/19

10:01 pm-1:42 pm

1 stop12h 41m

Castries Hewanorra

Fri 10/30

2:42 pm-11:55 pm

1 stop12h 13m

$744

PhoenixCastries

PHX Phoenix Sky Harbor Intl - UVF Castries Hewanorra

PHXUVF

Phoenix Sky Harbor Intl

Mon 10/19

10:01 pm-1:42 pm

1 stop12h 41m

Castries Hewanorra

Fri 10/30

2:42 pm-11:55 pm

1 stop12h 13m

$746

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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	$338
Fastest flight time	12h 31m
Direct flights	None

The best one-way flight to Saint Lucia from Phoenix in the past 72 hours is $338. The best round-trip flight deal from Phoenix to Saint Lucia found on momondo in the last 72 hours is $570.

The fastest flight from Phoenix to Saint Lucia takes 12h 31m

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 12,039 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 $602

Cheap flights from Phoenix to Saint Lucia from $338

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 12/15. 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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Filter for what you want

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Air Canada flights from Phoenix to Saint Lucia

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

WestJet flights from Phoenix to Saint Lucia

Our best WestJet deals on Phoenix to Saint Lucia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Phoenix to Saint Lucia that are best for you.

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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