$373 Find Cheap Flights from Idaho to Saint Lucia

1 adult

KAYAK searches hundreds of travel sites at once for deals on flights to Saint Lucia

Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Good to know

Cheapest flight

$373
Flight from Boise to Castries

FAQs for booking flights from Idaho to Saint Lucia

  • How does KAYAK find such low prices on flights from Idaho to Saint Lucia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Saint Lucia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Saint Lucia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Idaho to Saint Lucia is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Saint Lucia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Idaho to Saint Lucia with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Saint Lucia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Idaho to Saint Lucia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How long is the flight to Saint Lucia?

    An average nonstop flight from Idaho to Saint Lucia takes 16h 55m, covering a distance of 3908 miles. The shortest route is Boise (BOI) to Castries (UVF) with an average flight time of 16h 54m.

  • What is the most popular destination in Saint Lucia?

    Based on KAYAK flight searches, the most popular destination is Castries (100% of total searches to Saint Lucia).

See more FAQs

Book cheap flights from Idaho to Saint Lucia

Recent round-trip flight deals

6/5Thu
2 stopsAmerican Airlines
19h 35mGEG-UVF
6/12Thu
2 stopsAmerican Airlines
24h 00mUVF-GEG
$832
5/23Fri
2 stopsAmerican Airlines
19h 16mGEG-UVF
5/28Wed
2 stopsAmerican Airlines
24h 51mUVF-GEG
$1,003
6/15Sun
2 stopsAmerican Airlines
18h 29mBOI-UVF
6/20Fri
2 stopsAmerican Airlines
22h 11mUVF-BOI
$1,442

Search by stops

Search by airline

Search by price

Recent one-way flight deals

8/28Thu
1 stopDelta
12h 45mBOI-UVF
$373
8/28Thu
2 stopsAmerican Airlines
18h 24mBOI-UVF
$463

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Saint Lucia

Cabin class types available on flights to Idaho

Cabin classes available on flights to Idaho. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.