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Cheap flights from Montana to Saint Lucia from $957

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Saint Lucia departing on 2/3. 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 Montana to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:15 pm - 4:02 pm
BIL
-
UVF
22h 47m2 stops
American Airlines Logo
5:02 pm - 1:36 pm
UVF
-
BIL
23h 34m2 stops
$957American Airlines
Tue, Feb 3 - Tue, Feb 10
Delta Logo
12:38 pm - 1:36 pm
MSO
-
UVF
21h 58m2 stops
Delta Logo
4:25 pm - 5:38 pm
UVF
-
MSO
28h 13m2 stops
$1,503Delta
Fri, Jan 2 - Sat, Jan 10
Delta Logo
12:38 pm - 1:36 pm
MSO
-
UVF
21h 58m2 stops
Delta Logo
4:25 pm - 5:38 pm
UVF
-
MSO
28h 13m2 stops
$1,690Delta
Fri, Jan 2 - Sat, Jan 10
American Airlines Logo
2:15 pm - 3:03 pm
BIL
-
UVF
21h 48m3 stops
American Airlines Logo
5:02 pm - 1:36 pm
UVF
-
BIL
23h 34m3 stops
$2,549American Airlines
Tue, Feb 3 - Tue, Feb 10
American Airlines Logo
2:15 pm - 3:03 pm
BIL
-
UVF
21h 48m3 stops
American Airlines Logo
5:02 pm - 1:36 pm
UVF
-
BIL
23h 34m2 stops
$2,746American Airlines
Tue, Feb 3 - Tue, Feb 10
American Airlines Logo
1:18 pm - 1:04 pm
MSO
-
UVF
20h 46m2 stops
American Airlines Logo
5:02 pm - 12:50 pm
UVF
-
MSO
22h 48m3 stops
$3,180American Airlines
Fri, Jan 2 - Sat, Jan 10
American Airlines Logo
7:00 am - 1:04 pm
MSO
-
UVF
27h 04m2 stops
American Airlines Logo
5:02 pm - 12:50 pm
UVF
-
MSO
22h 48m3 stops
$3,213American Airlines
Fri, Jan 2 - Sat, Jan 10

American Airlines flights from Montana to Saint Lucia

Our best American Airlines deals on Montana to Saint Lucia flight tickets
American Airlines
Feb 3
BIL2:15 pmBillings Logan Intl
22h 47m
2 stops
UVF4:02 pmCastries Hewanorra
Feb 10
UVF5:02 pmCastries Hewanorra
23h 34m
2 stops
BIL1:36 pmBillings Logan Intl
$957
Find similar
American Airlines
Feb 3
BIL2:15 pmBillings Logan Intl
21h 48m
3 stops
UVF3:03 pmCastries Hewanorra
Feb 10
UVF5:02 pmCastries Hewanorra
23h 34m
3 stops
BIL1:36 pmBillings Logan Intl
$2,549
Find similar
American Airlines
Feb 3
BIL2:15 pmBillings Logan Intl
21h 48m
3 stops
UVF3:03 pmCastries Hewanorra
Feb 10
UVF5:02 pmCastries Hewanorra
23h 34m
2 stops
BIL1:36 pmBillings Logan Intl
$2,746
Find similar

Delta flights from Montana to Saint Lucia

Our best Delta deals on Montana to Saint Lucia flight tickets
Delta
Jan 2
MSO12:38 pmMissoula Johnson-Bell Field
21h 58m
2 stops
UVF1:36 pmCastries Hewanorra
Jan 10
UVF4:25 pmCastries Hewanorra
28h 13m
2 stops
MSO5:38 pmMissoula Johnson-Bell Field
$1,503
Find similar
Delta
Jan 2
MSO12:38 pmMissoula Johnson-Bell Field
21h 58m
2 stops
UVF1:36 pmCastries Hewanorra
Jan 10
UVF4:25 pmCastries Hewanorra
28h 13m
2 stops
MSO5:38 pmMissoula Johnson-Bell Field
$1,690
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montana 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 December 22, 2025.
Use the filters below to find and compare flights from Montana to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsCastries

BIL - UVF

BILUVF

Billings Logan Intl

Tue 2/3

2:15 pm-4:02 pm

2 stops22h 47m

Castries Hewanorra

Tue 2/10

5:02 pm-1:36 pm

2 stops23h 34m

$957

MissoulaCastries

MSO - UVF

MSOUVF

Missoula Johnson-Bell Field

Fri 1/2

12:38 pm-1:36 pm

2 stops21h 58m

Castries Hewanorra

Sat 1/10

4:25 pm-5:38 pm

2 stops28h 13m

$1,503

MissoulaCastries

MSO - UVF

MSOUVF

Missoula Johnson-Bell Field

Fri 1/2

12:38 pm-1:36 pm

2 stops21h 58m

Castries Hewanorra

Sat 1/10

4:25 pm-5:38 pm

2 stops28h 13m

$1,690

BillingsCastries

BIL - UVF

BILUVF

Billings Logan Intl

Tue 2/3

2:15 pm-3:03 pm

3 stops21h 48m

Castries Hewanorra

Tue 2/10

5:02 pm-1:36 pm

3 stops23h 34m

$2,549

BillingsCastries

BIL - UVF

BILUVF

Billings Logan Intl

Tue 2/3

2:15 pm-3:03 pm

3 stops21h 48m

Castries Hewanorra

Tue 2/10

5:02 pm-1:36 pm

2 stops23h 34m

$2,746

MissoulaCastries

MSO - UVF

MSOUVF

Missoula Johnson-Bell Field

Fri 1/2

1:18 pm-1:04 pm

2 stops20h 46m

Castries Hewanorra

Sat 1/10

5:02 pm-12:50 pm

3 stops22h 48m

$3,180

MissoulaCastries

MSO - UVF

MSOUVF

Missoula Johnson-Bell Field

Fri 1/2

7:00 am-1:04 pm

2 stops27h 04m

Castries Hewanorra

Sat 1/10

5:02 pm-12:50 pm

3 stops22h 48m

$3,213

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Saint Lucia from

How to get the cheapest flight ticket from Montana 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

How long is the flight from Montana to Saint Lucia?

The flight from Montana to Saint Lucia depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Missoula (a popular airport in Montana) to Castries (the most popular airport in Saint Lucia), then the flight time is 21h 58m on average. If you fly from Billings (another popular airport in Montana) to Castries, then the average flight time is 24h 15m.

Cheap Montana to Saint Lucia flight deals and tips

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

Fastest flight time

21h 58m

Direct flights

None
The fastest flight from Montana to Saint Lucia takes 21h 58m
There are no direct flights from Montana to Saint Lucia. There are no popular flight routes from Montana to Saint Lucia.
Search flight deals

  • When did momondo last update prices for flights from Montana to Saint Lucia?

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

  • How old do you have to be to fly from Montana 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 Montana to Saint Lucia.

  • What documentation or ID do you need to fly to Saint Lucia?

    The travel and health documents required for your trip to Saint Lucia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint Lucia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Montana to Saint Lucia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Lucia that suits you.

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

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

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

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

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

Yes momondo offers price alerts on flights to Saint Lucia from Montana. 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 cities in Saint Lucia

Popular flights according to clicks in the last 7 days on momondo
Flights to Castriesfrom $443