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Cheap flights from Idaho to Saint Lucia from $490

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Saint Lucia departing on 2/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Idaho to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:50 pm - 1:15 pmGEG-UVF
18h 25m2 stops
American Airlines Logo
4:05 pm - 12:47 pmUVF-GEG
23h 42m2 stops
$898American Airlines
Find Deal
Wed, Apr 22 - Fri, Apr 24
Delta Logo
5:40 am - 2:04 pmBOI-UVF
30h 24m2 stops
Delta Logo
3:24 pm - 10:06 pmUVF-BOI
32h 42m2 stops
$912Delta
Find Deal
Tue, Apr 7 - Thu, Apr 9
Delta Logo
5:40 am - 2:04 pmBOI-UVF
30h 24m2 stops
Delta Logo
3:24 pm - 10:50 pmUVF-BOI
33h 26m1 stop
$985Delta
Find Deal
Tue, Apr 7 - Thu, Apr 9
Delta Logo
1:10 pm - 3:36 pmGEG-UVF
22h 26m2 stops
Delta Logo
3:00 pm - 8:31 amUVF-GEG
21h 31m2 stops
$1,025Delta
Find Deal
Sat, Dec 13 - Sat, Dec 20
Delta Logo
1:10 pm - 3:36 pmGEG-UVF
22h 26m2 stops
Delta Logo
4:53 pm - 10:52 amUVF-GEG
21h 59m1 stop
$1,065Delta
Find Deal
Sat, Dec 13 - Sat, Dec 20
Delta Logo
11:30 pm - 2:04 pmBOI-UVF
12h 34m1 stop
Delta Logo
3:24 pm - 10:50 pmUVF-BOI
33h 26m1 stop
$1,090Delta
Find Deal
Tue, Apr 7 - Thu, Apr 9
American Airlines Logo
3:10 pm - 3:24 pmGEG-UVF
20h 14m2 stops
American Airlines Logo
5:02 pm - 10:26 amUVF-GEG
21h 24m2 stops
$1,166American Airlines
Find Deal
Thu, Feb 12 - Tue, Feb 17
American Airlines Logo
5:25 pm - 3:00 pmBOI-UVF
18h 35m2 stops
American Airlines Logo
4:54 pm - 12:37 pmUVF-BOI
22h 43m2 stops
$1,207American Airlines
Find Deal
Sun, Dec 14 - Sun, Dec 21
American Airlines Logo
2:03 pm - 1:15 pmGEG-UVF
20h 12m2 stops
American Airlines Logo
4:05 pm - 11:35 amUVF-GEG
22h 30m3 stops
$2,778American Airlines
Find Deal
Wed, Apr 22 - Fri, Apr 24
American Airlines Logo
4:00 pm - 3:24 pmGEG-UVF
19h 24m2 stops
American Airlines Logo
5:02 pm - 12:15 pmUVF-GEG
23h 13m3 stops
$3,410American Airlines
Find Deal
Thu, Feb 12 - Tue, Feb 17

Delta flights from Idaho to Saint Lucia

Our best Delta deals on Idaho to Saint Lucia flight tickets
Delta
Apr 7
BOI5:40 amBoise Air Term. Gowen Fld
30h 24m
2 stops
UVF2:04 pmCastries Hewanorra
Apr 9
UVF3:24 pmCastries Hewanorra
32h 42m
2 stops
BOI10:06 pmBoise Air Term. Gowen Fld
$912
Find similar
Delta
Apr 7
BOI5:40 amBoise Air Term. Gowen Fld
30h 24m
2 stops
UVF2:04 pmCastries Hewanorra
Apr 9
UVF3:24 pmCastries Hewanorra
33h 26m
1 stop
BOI10:50 pmBoise Air Term. Gowen Fld
$985
Find similar
Delta
Dec 13
GEG1:10 pmSpokane
22h 26m
2 stops
UVF3:36 pmCastries Hewanorra
Dec 20
UVF3:00 pmCastries Hewanorra
21h 31m
2 stops
GEG8:31 amSpokane
$1,025
Find similar

American Airlines flights from Idaho to Saint Lucia

Our best American Airlines deals on Idaho to Saint Lucia flight tickets
American Airlines
Apr 22
GEG3:50 pmSpokane
18h 25m
2 stops
UVF1:15 pmCastries Hewanorra
Apr 24
UVF4:05 pmCastries Hewanorra
23h 42m
2 stops
GEG12:47 pmSpokane
$898
Find similar
American Airlines
Feb 12
GEG3:10 pmSpokane
20h 14m
2 stops
UVF3:24 pmCastries Hewanorra
Feb 17
UVF5:02 pmCastries Hewanorra
21h 24m
2 stops
GEG10:26 amSpokane
$1,166
Find similar
American Airlines
Dec 14
BOI5:25 pmBoise Air Term. Gowen Fld
18h 35m
2 stops
UVF3:00 pmCastries Hewanorra
Dec 21
UVF4:54 pmCastries Hewanorra
22h 43m
2 stops
BOI12:37 pmBoise Air Term. Gowen Fld
$1,207
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 November 5, 2025.
Use the filters below to find and compare flights from Idaho to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneCastries

GEG - UVF

GEGUVF

Spokane

Wed 4/22

3:50 pm-1:15 pm

2 stops18h 25m

Castries Hewanorra

Fri 4/24

4:05 pm-12:47 pm

2 stops23h 42m

$898

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Tue 4/7

5:40 am-2:04 pm

2 stops30h 24m

Castries Hewanorra

Thu 4/9

3:24 pm-10:06 pm

2 stops32h 42m

$912

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Tue 4/7

5:40 am-2:04 pm

2 stops30h 24m

Castries Hewanorra

Thu 4/9

3:24 pm-10:50 pm

1 stop33h 26m

$985

SpokaneCastries

GEG - UVF

GEGUVF

Spokane

Sat 12/13

1:10 pm-3:36 pm

2 stops22h 26m

Castries Hewanorra

Sat 12/20

3:00 pm-8:31 am

2 stops21h 31m

$1,025

SpokaneCastries

GEG - UVF

GEGUVF

Spokane

Sat 12/13

1:10 pm-3:36 pm

2 stops22h 26m

Castries Hewanorra

Sat 12/20

4:53 pm-10:52 am

1 stop21h 59m

$1,065

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Tue 4/7

11:30 pm-2:04 pm

1 stop12h 34m

Castries Hewanorra

Thu 4/9

3:24 pm-10:50 pm

1 stop33h 26m

$1,090

SpokaneCastries

GEG - UVF

GEGUVF

Spokane

Thu 2/12

3:10 pm-3:24 pm

2 stops20h 14m

Castries Hewanorra

Tue 2/17

5:02 pm-10:26 am

2 stops21h 24m

$1,166

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Sun 12/14

5:25 pm-3:00 pm

2 stops18h 35m

Castries Hewanorra

Sun 12/21

4:54 pm-12:37 pm

2 stops22h 43m

$1,207

SpokaneCastries

GEG - UVF

GEGUVF

Spokane

Wed 4/22

2:03 pm-1:15 pm

2 stops20h 12m

Castries Hewanorra

Fri 4/24

4:05 pm-11:35 am

3 stops22h 30m

$2,778

SpokaneCastries

GEG - UVF

GEGUVF

Spokane

Thu 2/12

4:00 pm-3:24 pm

2 stops19h 24m

Castries Hewanorra

Tue 2/17

5:02 pm-12:15 pm

3 stops23h 13m

$3,410

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 Idaho 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 airline that flies from Idaho to Saint Lucia?

Air Canada is the most popular carrier operating from Idaho to Saint Lucia

Cheap Idaho to Saint Lucia flight deals and tips

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

Direct flights

None
There are no direct flights from Idaho to Saint Lucia. There are no popular flight routes from Idaho to Saint Lucia.
Search flight deals

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

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

  • How many operators does momondo search for flights from Idaho to Saint Lucia?

  • How old do you have to be to fly from Idaho to Saint Lucia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho 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.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho to Saint Lucia for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint Lucia from Idaho.

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

Yes. momondo can track prices for Idaho to Saint Lucia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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