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Cheap flights from Portland, Maine to Castries from $208

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, Maine to Castries departing on 10/11. 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, Maine to Castries

Cheap round-trip flights

JetBlue Logo
7:09 am - 2:15 pmPWM-UVF
7h 06m1 stop
JetBlue Logo
3:20 pm - 1:22 pmUVF-PWM
22h 02m1 stop
$490JetBlue
Find Deal
Fri, Sep 12 - Fri, Sep 19
American Airlines Logo
5:20 pm - 2:17 pmPWM-UVF
20h 57m2 stops
American Airlines Logo
3:17 pm - 1:07 pmUVF-PWM
21h 50m2 stops
$597American Airlines
Find Deal
Fri, Sep 12 - Fri, Sep 19
Delta Logo
6:00 am - 2:23 pmPWM-UVF
8h 23m1 stop
Delta Logo
3:38 pm - 2:01 pmUVF-PWM
22h 23m2 stops
$686Delta
Find Deal
Fri, Sep 12 - Fri, Sep 19
American Airlines Logo
5:57 pm - 2:35 pmPWM-UVF
20h 38m2 stops
American Airlines Logo
2:10 pm - 10:59 pmUVF-PWM
8h 49m1 stop
$732American Airlines
Find Deal
Sat, Aug 16 - Sat, Aug 23
American Airlines Logo
5:57 pm - 1:55 pmPWM-UVF
19h 58m1 stop
American Airlines Logo
2:10 pm - 10:59 pmUVF-PWM
8h 49m1 stop
$739American Airlines
Find Deal
Sat, Aug 16 - Sat, Aug 23
American Airlines Logo
6:31 pm - 2:20 pmPWM-UVF
18h 49m2 stops
American Airlines Logo
5:10 pm - 12:37 amUVF-PWM
8h 27m1 stop
$1,150American Airlines
Find Deal
Sat, Dec 27 - Thu, Jan 1
American Airlines Logo
6:31 pm - 2:20 pmPWM-UVF
18h 49m2 stops
American Airlines Logo
5:10 pm - 12:37 amUVF-PWM
8h 27m1 stop
$1,304American Airlines
Find Deal
Sat, Dec 27 - Thu, Jan 1
American Airlines Logo
6:00 am - 2:06 pmPWM-UVF
7h 06m1 stop
American Airlines Logo
5:10 pm - 12:37 amUVF-PWM
8h 27m1 stop
$1,644American Airlines
Find Deal
Sat, Dec 27 - Thu, Jan 1
American Airlines Logo
6:00 am - 2:06 pmPWM-UVF
7h 06m1 stop
American Airlines Logo
5:10 pm - 12:37 amUVF-PWM
8h 27m1 stop
$1,721American Airlines
Find Deal
Sat, Dec 27 - Thu, Jan 1

American Airlines flights from Portland, Maine to Castries

Our best American Airlines deals on Portland, Maine to Castries flight tickets
American Airlines
Sep 12
PWM5:20 pmPortland
20h 57m
2 stops
UVF2:17 pmCastries Hewanorra
Sep 19
UVF3:17 pmCastries Hewanorra
21h 50m
2 stops
PWM1:07 pmPortland
$597
Find similar
American Airlines
Aug 16
PWM5:57 pmPortland
20h 38m
2 stops
UVF2:35 pmCastries Hewanorra
Aug 23
UVF2:10 pmCastries Hewanorra
8h 49m
1 stop
PWM10:59 pmPortland
$732
Find similar
American Airlines
Aug 16
PWM5:57 pmPortland
19h 58m
1 stop
UVF1:55 pmCastries Hewanorra
Aug 23
UVF2:10 pmCastries Hewanorra
8h 49m
1 stop
PWM10:59 pmPortland
$739
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Castries 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 July 31, 2025.
Use the filters below to find and compare flights from Portland, Maine to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandCastries

PWM - UVF

PWMUVF

Portland

Fri 9/12

7:09 am-2:15 pm

1 stop7h 06m

Castries Hewanorra

Fri 9/19

3:20 pm-1:22 pm

1 stop22h 02m

$490

PortlandCastries

PWM - UVF

PWMUVF

Portland

Fri 9/12

5:20 pm-2:17 pm

2 stops20h 57m

Castries Hewanorra

Fri 9/19

3:17 pm-1:07 pm

2 stops21h 50m

$597

PortlandCastries

PWM - UVF

PWMUVF

Portland

Fri 9/12

6:00 am-2:23 pm

1 stop8h 23m

Castries Hewanorra

Fri 9/19

3:38 pm-2:01 pm

2 stops22h 23m

$686

PortlandCastries

PWM - UVF

PWMUVF

Portland

Sat 8/16

5:57 pm-2:35 pm

2 stops20h 38m

Castries Hewanorra

Sat 8/23

2:10 pm-10:59 pm

1 stop8h 49m

$732

PortlandCastries

PWM - UVF

PWMUVF

Portland

Sat 8/16

5:57 pm-1:55 pm

1 stop19h 58m

Castries Hewanorra

Sat 8/23

2:10 pm-10:59 pm

1 stop8h 49m

$739

PortlandCastries

PWM - UVF

PWMUVF

Portland

Sat 12/27

6:31 pm-2:20 pm

2 stops18h 49m

Castries Hewanorra

Thu 1/1

5:10 pm-12:37 am

1 stop8h 27m

$1,150

PortlandCastries

PWM - UVF

PWMUVF

Portland

Sat 12/27

6:31 pm-2:20 pm

2 stops18h 49m

Castries Hewanorra

Thu 1/1

5:10 pm-12:37 am

1 stop8h 27m

$1,304

PortlandCastries

PWM - UVF

PWMUVF

Portland

Sat 12/27

6:00 am-2:06 pm

1 stop7h 06m

Castries Hewanorra

Thu 1/1

5:10 pm-12:37 am

1 stop8h 27m

$1,644

PortlandCastries

PWM - UVF

PWMUVF

Portland

Sat 12/27

6:00 am-2:06 pm

1 stop7h 06m

Castries Hewanorra

Thu 1/1

5:10 pm-12:37 am

1 stop8h 27m

$1,721

PortlandCastries

PWM - UVF

PWMUVF

Portland

Sat 10/11

2:17 pm-1:45 pm

1 stop23h 28m

$208

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 Castries from

How to get the cheapest flight ticket from Portland, Maine to Castries

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 Castries?

The cheapest day to depart from Portland, Maine to Castries is on a Friday when prices can be found for as low as $701. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $807. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

What is the cheapest time of day to depart on your flight to Castries?

According to our data, the cheapest time of day to fly to Castries is in the afternoon. momondo users have found flights departing from Portland, Maine to Castries in the afternoon for as low as $629. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly in the morning, with an average ticket price of $807. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Portland, Maine to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Castries (PWM to UVF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Castries

Best Price Found

$208

Fastest flight time

7h 06m

Direct flights

None

Airports in Castries

1 airport
The best one-way flight to Castries from Portland, Maine in the past 72 hours is $208. The best round-trip flight deal from Portland, Maine to Castries found on momondo in the last 72 hours is $490.
The fastest flight from Portland, Maine to Castries takes 7h 06m
There are no direct flights from Portland, Maine to Castries. Popular non-direct route for this connection is Portland Airport - Castries Hewanorra Airport.
There is 1 airport near Castries: Castries Hewanorra (UVF)
Search flight deals

  • How far is Portland to Castries Hewanorra by plane?

    Castries Hewanorra is 2119.4 mi away from Portland. In terms of flight time, this usually takes a little over 7h 06m.

  • When did momondo last update prices for flights from Portland Airport to Castries Hewanorra Airport?

    Prices for flights from Portland Airport to Castries Hewanorra Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Portland Airport to Castries Hewanorra Airport?

    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 Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The necessary travel and health documents for your Castries Hewanorra Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

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

Finding the right flight to Castries from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Castries quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Portland to Castries flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Castries?

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

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

Yes momondo offers price alerts on flights to Castries 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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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport