How do I get Price Alerts for flights from Portland to Saint Lucia?

Search flight deals from Portland to Saint Lucia . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Portland to Saint Lucia with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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

Prices for flights from Portland Airport to Saint Lucia are refreshed on a daily basis.

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

The number of operators available for flights from Portland Airport to Saint Lucia is 1 as of March 2026.

How old do you have to be to fly from Portland Airport to Saint Lucia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport 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.

$748 Cheap Flights from Portland to Saint Lucia in 2026

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Find the cheapest flights from Portland to Saint Lucia

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:30 pm - 2:10 pm

PDX

UVF

43h 40m

2 stops

2:30 pm - 7:05 pm

UVF

PDX

31h 35m

2 stops

$748Multiple Airlines

Sun, Jun 7 - Thu, Jun 11

3:30 pm - 2:10 pm

PDX

UVF

43h 40m

2 stops

2:30 pm - 7:05 pm

UVF

PDX

31h 35m

3 stops

$754Multiple Airlines

Sun, Jun 7 - Thu, Jun 11

9:50 am - 3:20 pm

PDX

UVF

26h 30m

2 stops

3:15 pm - 7:05 pm

UVF

PDX

30h 50m

2 stops

$782Air Canada

Tue, Apr 28 - Tue, May 5

11:23 pm - 2:26 pm

PDX

UVF

12h 03m

1 stop

2:45 pm - 11:53 pm

UVF

PDX

12h 08m

1 stop

$808American Airlines

Tue, Apr 28 - Tue, May 5

7:55 pm - 2:08 pm

PDX

UVF

15h 13m

2 stops

3:28 pm - 12:13 pm

UVF

PDX

23h 45m

2 stops

$813Delta

Mon, Aug 17 - Thu, Aug 20

9:52 pm - 2:15 pm

PDX

UVF

13h 23m

1 stop

3:15 pm - 8:52 pm

UVF

PDX

32h 37m

1 stop

$826American Airlines

Tue, Aug 11 - Wed, Aug 19

9:45 pm - 2:08 pm

PDX

UVF

13h 23m

1 stop

3:28 pm - 10:44 am

UVF

PDX

22h 16m

2 stops

$838Delta

Thu, Aug 13 - Wed, Aug 26

9:52 pm - 2:15 pm

PDX

UVF

13h 23m

1 stop

3:15 pm - 10:44 am

UVF

PDX

22h 29m

2 stops

$843American Airlines

Sun, Aug 16 - Sun, Aug 23

9:52 pm - 2:15 pm

PDX

UVF

13h 23m

1 stop

3:15 pm - 8:52 pm

UVF

PDX

32h 37m

1 stop

$858American Airlines

Sun, Aug 16 - Sun, Aug 23

7:45 pm - 2:05 pm

PDX

UVF

39h 20m

2 stops

3:15 pm - 2:45 pm

UVF

PDX

26h 30m

2 stops

$862Air Canada

Wed, May 6 - Tue, May 12

American Airlines flights from Portland to Saint Lucia

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

American Airlines

Apr 28

PDX11:23 pmPortland

12h 03m

1 stop

UVF2:26 pmCastries Hewanorra

May 5

UVF2:45 pmCastries Hewanorra

12h 08m

1 stop

PDX11:53 pmPortland

$808

American Airlines

Aug 11

PDX9:52 pmPortland

13h 23m

1 stop

UVF2:15 pmCastries Hewanorra

Aug 19

UVF3:15 pmCastries Hewanorra

32h 37m

1 stop

PDX8:52 pmPortland

$826

American Airlines

Aug 16

PDX9:52 pmPortland

13h 23m

1 stop

UVF2:15 pmCastries Hewanorra

Aug 23

UVF3:15 pmCastries Hewanorra

22h 29m

2 stops

PDX10:44 amPortland

$843

Air Canada flights from Portland to Saint Lucia

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

Air Canada

Apr 28

PDX9:50 amPortland

26h 30m

2 stops

UVF3:20 pmCastries Hewanorra

May 5

UVF3:15 pmCastries Hewanorra

30h 50m

2 stops

PDX7:05 pmPortland

$782

Air Canada

May 6

PDX7:45 pmPortland

39h 20m

2 stops

UVF2:05 pmCastries Hewanorra

May 12

UVF3:15 pmCastries Hewanorra

26h 30m

2 stops

PDX2:45 pmPortland

$862

Air Canada

Aug 16

PDX7:45 pmPortland

39h 35m

2 stops

UVF2:20 pmCastries Hewanorra

Aug 21

UVF3:15 pmCastries Hewanorra

26h 36m

2 stops

PDX2:51 pmPortland

$1,052

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandCastries

PDX - UVF

PDXUVF

Portland

Sun 6/7

3:30 pm-2:10 pm

2 stops43h 40m

Castries Hewanorra

Thu 6/11

2:30 pm-7:05 pm

2 stops31h 35m

$748

PortlandCastries

PDX - UVF

PDXUVF

Portland

Sun 6/7

3:30 pm-2:10 pm

2 stops43h 40m

Castries Hewanorra

Thu 6/11

2:30 pm-7:05 pm

3 stops31h 35m

$754

PortlandCastries

PDX - UVF

PDXUVF

Portland

Tue 4/28

9:50 am-3:20 pm

2 stops26h 30m

Castries Hewanorra

Tue 5/5

3:15 pm-7:05 pm

2 stops30h 50m

$782

Quickest round-trip

PortlandCastries

PDX - UVF

PDXUVF

Portland

Tue 4/28

11:23 pm-2:26 pm

1 stop12h 03m

Castries Hewanorra

Tue 5/5

2:45 pm-11:53 pm

1 stop12h 08m

$808

PortlandCastries

PDX - UVF

PDXUVF

Portland

Mon 8/17

7:55 pm-2:08 pm

2 stops15h 13m

Castries Hewanorra

Thu 8/20

3:28 pm-12:13 pm

2 stops23h 45m

$813

PortlandCastries

PDX - UVF

PDXUVF

Portland

Tue 8/11

9:52 pm-2:15 pm

1 stop13h 23m

Castries Hewanorra

Wed 8/19

3:15 pm-8:52 pm

1 stop32h 37m

$826

PortlandCastries

PDX - UVF

PDXUVF

Portland

Thu 8/13

9:45 pm-2:08 pm

1 stop13h 23m

Castries Hewanorra

Wed 8/26

3:28 pm-10:44 am

2 stops22h 16m

$838

PortlandCastries

PDX - UVF

PDXUVF

Portland

Sun 8/16

9:52 pm-2:15 pm

1 stop13h 23m

Castries Hewanorra

Sun 8/23

3:15 pm-10:44 am

2 stops22h 29m

$843

PortlandCastries

PDX - UVF

PDXUVF

Portland

Sun 8/16

9:52 pm-2:15 pm

1 stop13h 23m

Castries Hewanorra

Sun 8/23

3:15 pm-8:52 pm

1 stop32h 37m

$858

PortlandCastries

PDX - UVF

PDXUVF

Portland

Wed 5/6

7:45 pm-2:05 pm

2 stops39h 20m

Castries Hewanorra

Tue 5/12

3:15 pm-2:45 pm

2 stops26h 30m

$862

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Portland to Saint Lucia flight deals and tips

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

Fastest flight time	11h 56m
Direct flights	None

The fastest flight from Portland to Saint Lucia takes 11h 56m

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

Search flight deals

When did momondo last update prices for flights from Portland Airport to Saint Lucia?
Prices for flights from Portland Airport to Saint Lucia are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Saint Lucia?
The number of operators available for flights from Portland Airport to Saint Lucia is 1 as of March 2026.
How old do you have to be to fly from Portland Airport to Saint Lucia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport 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 Portland to Saint Lucia

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $667	Free Cancellation	Rating 7.1 11,468 reviews		Search American Airlines flights

How do I get Price Alerts for flights from Portland to Saint Lucia?
Search flight deals from Portland to Saint Lucia. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Portland to Saint Lucia with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint Lucia from Portland.

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

All flight searches from Portland to Saint Lucia on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Saint Lucia.

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

Yes momondo offers price alerts on flights to Saint Lucia from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Saint Lucia trip

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Flights to Castriesfrom $463

Cheap flights from Portland to Saint Lucia from $748

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Saint Lucia departing on 6/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Portland to Saint Lucia

Cheap round-trip flights

American Airlines flights from Portland to Saint Lucia

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

Air Canada flights from Portland to Saint Lucia

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

momondo Fare Finder

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

Cheap Portland to Saint Lucia flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from Portland to Saint Lucia

Compare and see reviews for airlines that fly from Portland 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

Portland flight routes

According to popular flight searches on momondo this year

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

Explore popular destinations other users love

According to popular flight searches on momondo this year