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Saint Lucia

$355+ Cheap flights from Portland, ME (PWM) to Saint Lucia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — UVF
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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Cheap flight deals from Portland to Saint Lucia

Cheapest flights from Portland to Saint Lucia
Explore the most affordable flight options available from Portland to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.

This American Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:30 pm
PWM
-
UVF
2 stops22h 39m
American Airlines
Sat 9/53:15 pm
UVF
-
PWM
2 stops21h 02m
American Airlines
Deal found 4/5$726
This JetBlue deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:00 am
PWM
-
UVF
1 stop9h 35m
JetBlue
Fri 5/292:10 pm
UVF
-
PWM
1 stop9h 48m
JetBlue
Deal found 4/6$741
This American Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:23 pm
PWM
-
UVF
2 stops16h 42m
American Airlines
Wed 5/272:48 pm
UVF
-
PWM
2 stops23h 40m
American Airlines
Deal found 4/5$841
This Expedia deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:20 am
PWM
-
UVF
1 stop7h 08m
JetBlue
Wed 5/274:55 pm
UVF
-
PWM
1 stop20h 40m
JetBlue
Deal found 4/5$900
This Air Canada deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:00 am
PWM
-
UVF
2 stops32h 05m
Air Canada
Fri 5/293:05 pm
UVF
-
PWM
2 stops42h 06m
Air Canada
Deal found 4/5$1,071
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:00 am
PWM
-
UVF
1 stop8h 13m
Delta
Tue 6/163:33 pm
UVF
-
PWM
2 stops22h 46m
Delta
Deal found 4/5$1,194

Find flight deals from Portland to Saint Lucia

Keep the following information in mind while searching for Portland to Saint Lucia flight deals. Data was last updated April 10, 2026.

Round-trip from

$726
(American Airlines)

One-way from

$355
(KAYAK)
From Portland to Saint Lucia
Search Deals
One-way flight from Portland to Saint Lucia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Saint Lucia 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, Cheapflights users made 2,558,603 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from Portland to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandCastries

PWM - UVF

PWMUVF

Portland

Mon 5/25

6:00 am-3:35 pm

1 stop9h 35m

Castries Hewanorra

Fri 5/29

2:10 pm-11:58 pm

1 stop9h 48m

$741

PortlandCastries

PWM - UVF

PWMUVF

Portland

Wed 5/20

7:23 pm-12:05 pm

2 stops16h 42m

Castries Hewanorra

Wed 5/27

2:48 pm-2:28 pm

2 stops23h 40m

$841

PortlandCastries

PWM - UVF

PWMUVF

Portland

Mon 5/25

6:00 am-2:05 pm

2 stops32h 05m

Castries Hewanorra

Fri 5/29

3:05 pm-9:11 am

2 stops42h 06m

$1,071

PortlandCastries

PWM - UVF

PWMUVF

Portland

Wed 6/10

6:00 am-2:13 pm

1 stop8h 13m

Castries Hewanorra

Tue 6/16

3:33 pm-2:19 pm

2 stops22h 46m

$1,194

PortlandCastries

PWM - UVF

PWMUVF

Portland

Sun 5/24

6:00 am-3:35 pm

1 stop9h 35m

Castries Hewanorra

Sun 5/31

2:10 pm-11:58 pm

1 stop9h 48m

$1,202
Cheapest one-way
Quickest one-way

PortlandCastries

PWM - UVF

PWMUVF

Portland

Thu 9/3

6:00 am-3:06 pm

1 stop9h 06m

$355

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/5

Sorted by cheapest first

Best time to book a flight from Portland to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Saint Lucia

What is the cheapest month to book a flight from Portland, Maine to Saint Lucia?

Currently, May is the cheapest month in which you can book a flight from Portland, Maine to Saint Lucia (average of $197). Flying from Portland, Maine to Saint Lucia in June is currently the most expensive (average of $542). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Portland to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Saint Lucia?

    For a flight from Portland to Saint Lucia, you will be flying from Portland. Portland (PWM) is just 2.9 mi from the center of the city.

  • How long is the flight from Portland, Maine to Saint Lucia?

    For as low as $741, JetBlue can have you in Saint Lucia from Portland, Maine in 9h 35m. There are 2138 mi between Portland, Maine and Saint Lucia. This flight may include one or multiple stops.

  • Can I find deals for flights from Portland to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on Portland to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Saint Lucia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Saint Lucia.

  • Can I find deals for business class flights from Portland to Saint Lucia?

    Yes. Cheapflights offers flight deals from Portland to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Saint Lucia?

    Currently, May is the cheapest month in which you can book a flight from Portland, Maine to Saint Lucia (average of $197). Flying from Portland, Maine to Saint Lucia in June is currently the most expensive (average of $542). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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