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Cheap flight deals from Phoenix to Castries Starting at $225

Whether you’re going for a one-way or round-trip to Castries, we’ve got you covered! Check out these different flight options from Phoenix below.

  • One way
  • Round-trip
      • PHX11:59 pm
        13h 20m
        1 stop
        UVF04:19 pm
        Tue, Feb 25|Phoenix - Castries|Jetblue Airways
        $225$417
        46% OFF
        46% OFF
        $417$225

        Choose Jetblue Airways flights from Phoenix to Castries. The one-way connecting flight with Jetblue Airways departs from Sky Harbor International Airport on Tue, Feb 25, arriving at Hewanorra Airport. One-way Prices start from $225 including taxes and charges.

      • PHX09:45 am
        23h 58m
        1 stop
        UVF12:43 pm
        Sat, Jan 25|Phoenix - Castries|American Airlines
        $237$417
        43% OFF
        43% OFF
        $417$237

        Choose American Airlines flights from Phoenix to Castries. The one-way connecting flight with American Airlines departs from Sky Harbor International Airport on Sat, Jan 25, arriving at Hewanorra Airport. One-way Prices start from $237 including taxes and charges.

      • PHX10:25 pm
        15h
        1 stop
        UVF04:25 pm
        Thu, Jan 23|Phoenix - Castries|Jetblue Airways
        $251$417
        40% OFF
        40% OFF
        $417$251

        Choose Jetblue Airways flights from Phoenix to Castries. The one-way connecting flight with Jetblue Airways departs from Sky Harbor International Airport on Thu, Jan 23, arriving at Hewanorra Airport. One-way Prices start from $251 including taxes and charges.

      • PHX10:25 pm
        15h
        1 stop
        UVF04:25 pm
        Sun, Jan 26|Phoenix - Castries|Jetblue Airways
        $253
        $253

        Choose Jetblue Airways flights from Phoenix to Castries. The one-way connecting flight with Jetblue Airways departs from Sky Harbor International Airport on Sun, Jan 26, arriving at Hewanorra Airport. One-way Prices start from $253 including taxes and charges.

      • PHX06:00 am
        31h 25m
        1 stop
        UVF04:25 pm
        Sun, Jan 26|Phoenix - Castries|Delta Air Lines
        $260
        $260

        Choose Delta Air Lines flights from Phoenix to Castries. The one-way connecting flight with Delta Air Lines departs from Sky Harbor International Airport on Sun, Jan 26, arriving at Hewanorra Airport. One-way Prices start from $260 including taxes and charges.

      • PHX11:30 pm
        13h 55m
        1 stop
        UVF04:25 pm
        Sat, Jan 25|Phoenix - Castries|Jetblue Airways
        $263
        $263

        Choose Jetblue Airways flights from Phoenix to Castries. The one-way connecting flight with Jetblue Airways departs from Sky Harbor International Airport on Sat, Jan 25, arriving at Hewanorra Airport. One-way Prices start from $263 including taxes and charges.

      • PHX06:00 am
        31h 25m
        1 stop
        UVF04:25 pm
        Thu, Jan 30|Phoenix - Castries|Delta Air Lines
        $284
        $284

        Choose Delta Air Lines flights from Phoenix to Castries. The one-way connecting flight with Delta Air Lines departs from Sky Harbor International Airport on Thu, Jan 30, arriving at Hewanorra Airport. One-way Prices start from $284 including taxes and charges.

      • PHX10:25 pm
        15h
        1 stop
        UVF04:25 pm
        Thu, Jan 30|Phoenix - Castries|Jetblue Airways
        $287
        $287

        Choose Jetblue Airways flights from Phoenix to Castries. The one-way connecting flight with Jetblue Airways departs from Sky Harbor International Airport on Thu, Jan 30, arriving at Hewanorra Airport. One-way Prices start from $287 including taxes and charges.

      • PHX01:55 pm
        23h 30m
        1 stop
        UVF04:25 pm
        Sat, Jan 25|Phoenix - Castries|United Airlines
        $289
        $289

        Choose United Airlines flights from Phoenix to Castries. The one-way connecting flight with United Airlines departs from Sky Harbor International Airport on Sat, Jan 25, arriving at Hewanorra Airport. One-way Prices start from $289 including taxes and charges.

      • PHX11:55 pm
        13h
        1 stop
        UVF03:55 pm
        Thu, Feb 20|Phoenix - Castries|Jetblue Airways
        $294
        $294

        Choose Jetblue Airways flights from Phoenix to Castries. The one-way connecting flight with Jetblue Airways departs from Sky Harbor International Airport on Thu, Feb 20, arriving at Hewanorra Airport. One-way Prices start from $294 including taxes and charges.

      • PHX01:00 pm
        3h 5m
        Nonstop
        SLU02:00 pm
        Thu, Jan 23|Phoenix - Castries|Jetblue Airways
        Find More Flights
        Find More Flights

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

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

Explore the best time to buy affordable tickets to Castries with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Alternative Cheap Routes from Phoenix to Castries

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Castries from Phoenix which could help you save money and time.

  • Cheapest
    Jetblue Airways
    PHX
    11:59 pm
    13h 20m
    1 transfer
    UVF
    04:19 pm
    Sky Harbor International Airport - Hewanorra Airport
    Tue, Feb 25Jetblue Airways
    $225
  • United Airlines
    PHX
    12:41 pm
    43h 4m
    2 transfer
    SLU
    10:45 am
    Sky Harbor International Airport - George F. L. Charles Airport
    Thu, Feb 20United Airlines
    $754
  • United Airlines
    PHX
    12:41 pm
    43h 4m
    2 transfer
    SLU
    10:45 am
    Sky Harbor International Airport - George F. L. Charles Airport
    Thu, Feb 20United Airlines
    $754
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Phoenix (PHX) to Castries (SLU) the cheapest?

    Airlines adjust prices for flights from Phoenix 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 Phoenix (PHX) to Castries (SLU) cost?

    According to Trip.com's data, the lowest price is around $779.

  • What is the transportation method from the main airport to downtown in Castries?

    • The distance from Hewanorra Airport to downtown is about 30 km. It takes about 50 minutes by taxi.
    • The distance from George F. L. Charles Airport to downtown is about 1 km. It takes about 20 minutes by taxi.

How to find a cheap flight from Phoenix to Castries

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Phoenix to Castries

Cheapest nonstop flight price$224
Off-season for travelJanuary
Peak season for travelOctober
Flight distance5,561.07 km
Popular airlineAmerican Airlines

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