Cheap Flights from San Diego (SAN) to Castries (UVF)

Compare San Diego International to St Lucia Hewanorra flight deals

Find the cheapest month or even day of the year to fly to St Lucia Hewanorra

Book the best St Lucia Hewanorra fare with no extra fees

Find the cheapest month to fly from San Diego International to St Lucia Hewanorra

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego International to St Lucia Hewanorra flights are currently cheapest in August.

San Diego International to St Lucia Hewanorra: Alternative routes

Compare routes from San Diego International to Castries below. You may find an airport to fly into that's cheaper, faster, or easier than St Lucia Hewanorra.

San Diego to Castries: Flight information

The things to know before you go.
Cheapest flight found$838
Cheapest month to flyAugust

Finding cheap flights from San Diego International to St Lucia Hewanorra: Frequently asked questions

The best price we found for a return flight from San Diego International to St Lucia Hewanorra is $838. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Diego International to St Lucia Hewanorra. But we found flights with one or more stops from $838.
As of July 2025, there are no flights flying from San Diego International to St Lucia Hewanorra.
The cheapest month to fly from San Diego International to St Lucia Hewanorra is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to St Lucia Hewanorra Airport on Thursday, 21 August 2025.
No airlines currently offer direct flights between San Diego International Airport and St Lucia Hewanorra Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Lucia Hewanorra but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Castries is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to St Lucia Hewanorra.

Travelling from San Diego International Airport (SAN) to Hewanorra Airport (UVF): what you need to know

  • Castries's timezone is UTC-4, which makes Castries three hours ahead of San Diego.

  • Your SAN to UVF flight won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • Travelling during a peak month such as July? School holidays and other popular periods can lead to longer queues and delays at check-in and security. Play things extra safe and get there up to four hours before an international flight and two hours before domestic departures.

  • Think about adding a stopover when booking your ticket from San Diego International Airport to Hewanorra Airport. Just deselect 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Here are some options between SAN and UVF:

    • Philadelphia International Airport

    • Miami International Airport

    • Hartsfield-Jackson Atlanta International Airport

How to find the cheapest flights from San Diego International Airport (SAN) to Hewanorra Airport (UVF)

  • At the moment, $985 is the cheapest price we've seen for a one-way San Diego International Airport to Hewanorra Airport flight. The best price for a return ticket is $838. Keep in mind that fares may change due to availability when booking.

  • Don't leave everything to the last minute. You're more likely to find cheap tickets from SAN to UVF if you book ahead. Airlines often offer some terrific early bird rates.

  • The 'Whole month' search function shows you the cheapest flights from San Diego International Airport to Hewanorra Airport throughout the entire month. It's a great way to find a bargain if your travel plans are flexible.

  • You won't have to check back in every day to find out if fares have dropped when you create a Price Alert. We'll send you an update the moment a special offer becomes available on cheap flights from SAN to UVF.

  • Choose your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from San Diego International Airport to Hewanorra Airport.

Handy information about San Diego International Airport (SAN)

  • You'll find SAN at Airport Drive.

  • Of the departures from San Diego International Airport, 71.38% arrive as scheduled at their destination.

  • Central San Diego to San Diego International Airport is around 5 kilometres. Depending on traffic, it'll take about 10 minutes to get there if you're catching a cab, ride-sharing or driving.

  • The trip on public transport takes about 20 minutes.

  • Need a convenient hotel close to SAN? If you're catching an early flight from San Diego International Airport to Hewanorra Airport, these accommodation options will have you moments from your check-in counter:

Arriving at Hewanorra Airport (UVF)

Getting from Hewanorra Airport (UVF) to central Castries

  • From Hewanorra Airport, Castries is approximately 56 kilometres away. It takes around 1 hour 10 minutes to reach the centre by car.

When to fly to Hewanorra Airport (UVF)

  • March is the busiest month for flights from San Diego International Airport to Hewanorra Airport. To avoid the crowds, visit Castries in May.

  • Before locking in your flight from San Diego International Airport to Hewanorra Airport, consider the type of weather you like. September is the warmest month in Castries, with temperatures ranging from 26ºC (79ºF) to 30ºC (86ºF).

  • Search for cheap tickets from SAN to UVF in February if you like cooler conditions. Temperatures are at their lowest then, ranging between 24ºC (75ºF) and 28ºC (82ºF) on average.

Explore more of Saint Lucia

  • You've visited Castries, now it's time to discover other parts of Saint Lucia. Journey around 32 kilometres south to Vieux Fort to check off its leading attractions. From Maria Islands Museum to Anse Des Sables Beach and YoungFaith Park, you've got a jam-packed schedule ahead.

  • Have time for another stop? Find your way to Micoud. It's about 24 kilometres south-east of Castries and is home to highlights including Josephine Splash Park and Ti Rocher Community Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.