Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Are there currently restrictions on travel to Castries related to COVID-19?
Yes, there are currently restrictions on flights to Castries along with the rest of Saint Lucia. Before you book or search for flights, consider the following restrictions: St. Lucia has reopened its airports. All travelers and airline crew must have a medical certificate with a negative PCR test result for COVID-19, issued within 7 days of departure.
All visitors and returning citizens to Saint Lucia must complete a Pre-Arrival registration form prior to arrival. Reservations for either a Government operated quarantine facility or a COVID-19 certified property must be confirmed before travel.
All arriving passengers will be screened, including temperature checks, at the airport. Any symptomatic passengers will be isolated and tested. All visitors will be required to remain in quarantine/isolation at their hotel or Government Operated Quarantine Facility until the test result is obtained. If the test is positive, all visitors and nationals will be transferred to a treatment facility until they receive two negative test results and are clinically stable.
All returning residents will be subject to a 14-day quarantine at a government-operated quarantine facility or a COVID-19 certified property, except those arriving from within the Travel Bubble designated by the Government of Saint Lucia. These countries include: Anguilla, Antigua and Barbuda, Aruba, Barbados, Bonaire, Curacao, Dominica, Grenada, Guyana, Montserrat, St. Barthelemy, St. Kitts and Nevis, St. Vincent and Grenadines, Trinidad and Tobago, and the British Virgin Islands, and the list is updated here.
All international visitors must stay at a COVID-certified property for the duration of their stay.
. If you are looking to book a trip to Castries and are outside of the restricted areas, please take the proper precautions and stay informed about traveling during COVID-19.
Cheapest Prices for Castries flights by month
Currently, the cheapest month for flights to Castries is September. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.
When is the best time to fly to Castries?
Choose a month below to see average flight price and weather conditions.
LAS - SLU
$708 - $1,221
84.2 - 89.6 °F
2.24 - 9.33 inches
September is typically the best time to fly to Castries, but there are other times where great deals are available. If you are looking for warm weather when you arrive off of your flight to Castries then September is statistically the hottest. October is historically the period with most rainfall.
What time of day is cheapest to fly to Castries?
Flights in the morning are typically the cheapest time of the day to fly to Castries. Flights in the evening are usually the most expensive.