Trip.com
>
Flights
>
Flights to Saint Lucia
>
Flights to Castries
>
Flights from Cardiff to Castries

Cheap flight deals from Cardiff to Castries

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | Cardiff to Castries

Off-season for travel March
Peak season for travel March
Flight distance 6,574.64 km
Popular airline Delta Air Lines

When is the cheapest time to fly from Cardiff to Castries?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights
From price
Search
  • 8 15
  • 15 22
  • 22 29

  • Jul

    29 6
  • 6 13
  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Cardiff (CWL) to Castries (SLU) the cheapest?

    Airlines adjust prices for flights from Cardiff to Castries based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Cardiff (CWL) to Castries (SLU) cost?

    According to Trip.com's data, the lowest price is around Rp 37,712,591.

How to find a cheap flight from Cardiff to Castries

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Cardiff to Castries. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest Cardiff to Castries ticket.
Tap "Date" on flight search bar to get the calender for Cardiff to Castries airfare over next 6 months in 2025.
2
Compare cheap Cardiff to Castries flight deals from hundreds of airlines.
Compare prices from over 500 airlines with our powerful search and find the cheapest flight tickets from Cardiff to Castries.
3
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Cardiff to Castries route to track ticket prices effortlessly—no need to check manually every day.
4
Don't miss out on cheap Cardiff to Castries flight deals and promo codes.
Stay updated on the latest deals with Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership to unlock even more exclusive flight discounts.
5
Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
6
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Cardiff to Castries to access exclusive deals just for you.

Find Cheap Flights & Deals on Trip.com

  • Top Routes from Cardiff
  • Top Routes to Castries
  • Popular Airlines