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Cheap flights from Portland to Saint Lucia from $312

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Saint Lucia departing on 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Saint Lucia

Cheap round-trip flights

Air Canada Logo
7:40 pm - 2:15 pmPDX-UVF
15h 35m2 stops
Air Canada Logo
4:15 pm - 2:45 pmUVF-PDX
25h 30m2 stops
$608Air Canada
Find Deal
Mon, Oct 20 - Mon, Oct 27
American Airlines Logo
10:45 pm - 1:19 pmPDX-UVF
10h 34m1 stop
American Airlines Logo
2:19 pm - 11:31 pmUVF-PDX
13h 12m1 stop
$697American Airlines
Find Deal
Sun, Nov 2 - Thu, Nov 6
American Airlines Logo
10:45 pm - 1:19 pmPDX-UVF
10h 34m1 stop
American Airlines Logo
4:52 pm - 12:36 pmUVF-PDX
23h 44m2 stops
$702American Airlines
Find Deal
Sun, Nov 2 - Thu, Nov 6
American Airlines Logo
10:45 pm - 1:19 pmPDX-UVF
10h 34m1 stop
American Airlines Logo
2:19 pm - 11:31 pmUVF-PDX
13h 12m1 stop
$722American Airlines
Find Deal
Sun, Nov 2 - Sat, Nov 8
United Airlines Logo
6:00 am - 1:07 pmPDX-UVF
27h 07m3 stops
United Airlines Logo
1:52 pm - 10:58 amUVF-PDX
25h 06m3 stops
$1,149United Airlines
Find Deal
Fri, Nov 7 - Sat, Nov 15
Delta Logo
5:07 pm - 3:26 pmPDX-UVF
18h 19m2 stops
Delta Logo
4:59 pm - 9:40 amUVF-PDX
20h 41m2 stops
$1,227Delta
Find Deal
Mon, Nov 3 - Sat, Nov 15
United Airlines Logo
11:59 pm - 4:25 pmPDX-UVF
12h 26m1 stop
United Airlines Logo
1:52 pm - 11:48 amUVF-PDX
25h 56m1 stop
$1,274United Airlines
Find Deal
Fri, Dec 5 - Sat, Dec 13
Delta Logo
10:10 pm - 3:26 pmPDX-UVF
13h 16m1 stop
Delta Logo
4:59 pm - 9:40 amUVF-PDX
20h 41m2 stops
$1,386Delta
Find Deal
Mon, Nov 3 - Sat, Nov 15
Delta Logo
9:45 pm - 3:10 pmPDX-UVF
13h 25m1 stop
Delta Logo
4:24 pm - 11:05 amUVF-PDX
22h 41m1 stop
$1,491Delta
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Mon, Dec 15 - Sat, Jan 17
WestJet Logo
12:40 am - 2:50 pmPDX-UVF
34h 10m2 stops
WestJet Logo
3:40 pm - 11:01 amUVF-PDX
23h 21m2 stops
$5,695WestJet
Find Deal
Tue, Nov 4 - Sun, Nov 16

American Airlines flights from Portland to Saint Lucia

Our best American Airlines deals on Portland to Saint Lucia flight tickets
American Airlines
Nov 2
PDX10:45 pmPortland
10h 34m
1 stop
UVF1:19 pmCastries Hewanorra
Nov 6
UVF2:19 pmCastries Hewanorra
13h 12m
1 stop
PDX11:31 pmPortland
$697
Find similar
American Airlines
Nov 2
PDX10:45 pmPortland
10h 34m
1 stop
UVF1:19 pmCastries Hewanorra
Nov 6
UVF4:52 pmCastries Hewanorra
23h 44m
2 stops
PDX12:36 pmPortland
$702
Find similar
American Airlines
Nov 2
PDX10:45 pmPortland
10h 34m
1 stop
UVF1:19 pmCastries Hewanorra
Nov 8
UVF2:19 pmCastries Hewanorra
13h 12m
1 stop
PDX11:31 pmPortland
$722
Find similar

Delta flights from Portland to Saint Lucia

Our best Delta deals on Portland to Saint Lucia flight tickets
Delta
Nov 3
PDX5:07 pmPortland
18h 19m
2 stops
UVF3:26 pmCastries Hewanorra
Nov 15
UVF4:59 pmCastries Hewanorra
20h 41m
2 stops
PDX9:40 amPortland
$1,227
Find similar
Delta
Nov 3
PDX10:10 pmPortland
13h 16m
1 stop
UVF3:26 pmCastries Hewanorra
Nov 15
UVF4:59 pmCastries Hewanorra
20h 41m
2 stops
PDX9:40 amPortland
$1,386
Find similar
Delta
Dec 15
PDX9:45 pmPortland
13h 25m
1 stop
UVF3:10 pmCastries Hewanorra
Jan 17
UVF4:24 pmCastries Hewanorra
22h 41m
1 stop
PDX11:05 amPortland
$1,491
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 25, 2025.
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

PortlandCastries

PDX - UVF

PDXUVF

Portland

Mon 10/20

7:40 pm-2:15 pm

2 stops15h 35m

Castries Hewanorra

Mon 10/27

4:15 pm-2:45 pm

2 stops25h 30m

$608

PortlandCastries

PDX - UVF

PDXUVF

Portland

Sun 11/2

10:45 pm-1:19 pm

1 stop10h 34m

Castries Hewanorra

Thu 11/6

2:19 pm-11:31 pm

1 stop13h 12m

$697

PortlandCastries

PDX - UVF

PDXUVF

Portland

Sun 11/2

10:45 pm-1:19 pm

1 stop10h 34m

Castries Hewanorra

Thu 11/6

4:52 pm-12:36 pm

2 stops23h 44m

$702

PortlandCastries

PDX - UVF

PDXUVF

Portland

Sun 11/2

10:45 pm-1:19 pm

1 stop10h 34m

Castries Hewanorra

Sat 11/8

2:19 pm-11:31 pm

1 stop13h 12m

$722

PortlandCastries

PDX - UVF

PDXUVF

Portland

Fri 11/7

6:00 am-1:07 pm

3 stops27h 07m

Castries Hewanorra

Sat 11/15

1:52 pm-10:58 am

3 stops25h 06m

$1,149

PortlandCastries

PDX - UVF

PDXUVF

Portland

Mon 11/3

5:07 pm-3:26 pm

2 stops18h 19m

Castries Hewanorra

Sat 11/15

4:59 pm-9:40 am

2 stops20h 41m

$1,227

PortlandCastries

PDX - UVF

PDXUVF

Portland

Fri 12/5

11:59 pm-4:25 pm

1 stop12h 26m

Castries Hewanorra

Sat 12/13

1:52 pm-11:48 am

1 stop25h 56m

$1,274

PortlandCastries

PDX - UVF

PDXUVF

Portland

Mon 11/3

10:10 pm-3:26 pm

1 stop13h 16m

Castries Hewanorra

Sat 11/15

4:59 pm-9:40 am

2 stops20h 41m

$1,386

PortlandCastries

PDX - UVF

PDXUVF

Portland

Mon 12/15

9:45 pm-3:10 pm

1 stop13h 25m

Castries Hewanorra

Sat 1/17

4:24 pm-11:05 am

1 stop22h 41m

$1,491

PortlandCastries

PDX - UVF

PDXUVF

Portland

Tue 11/4

12:40 am-2:50 pm

2 stops34h 10m

Castries Hewanorra

Sun 11/16

3:40 pm-11:01 am

2 stops23h 21m

$5,695

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Saint Lucia from

How to get the cheapest flight ticket from Portland 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

What is the cheapest day to depart on your flight to Saint Lucia?

Our data shows that Saturday is the least expensive day to fly to Saint Lucia. Tickets to fly out on this day can be as low as $729. On the other hand, Thursday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $950.

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

Direct flights

None
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?

  • 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 AirlinesPriceFrom $645Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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.

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