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Flights from Philadelphia to Castries
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Latest Flight Deals from Philadelphia to Castries

Book one-way or return flights from Philadelphia to Castries from as little as NZD 570. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • PHL20:46
        17h 46m
        1 stop
        UVF14:32
        Tue, Jul 9|Philadelphia - Castries|American Airlines
        NZD 570NZD 1,356
        57% OFF
        57% OFF
        NZD 1,356NZD 570
      • PHL06:03
        8h 42m
        1 stop
        UVF14:45
        Wed, May 8|Philadelphia - Castries|American Airlines
        NZD 572NZD 1,356
        57% OFF
        57% OFF
        NZD 1,356NZD 572
      • PHL06:00
        7h 31m
        1 stop
        UVF13:31
        Sat, May 11|Philadelphia - Castries|United Airlines
        NZD 593NZD 1,356
        56% OFF
        56% OFF
        NZD 1,356NZD 593
      • PHL19:28
        18h 52m
        1 stop
        UVF14:20
        Fri, Jul 12|Philadelphia - Castries|Delta Air Lines
        NZD 657
        NZD 657
      • PHL20:46
        17h 46m
        1 stop
        UVF14:32
        Sat, Jul 6|Philadelphia - Castries|American Airlines
        NZD 657
        NZD 657
      • PHL06:03
        8h 42m
        1 stop
        UVF14:45
        Fri, May 10|Philadelphia - Castries|American Airlines
        NZD 662
        NZD 662
      • PHL06:00
        7h 31m
        1 stop
        UVF13:31
        Sat, Jun 1|Philadelphia - Castries|United Airlines
        NZD 672
        NZD 672
      • PHL08:22
        4h 45m
        Direct
        UVF13:07
        Sat, Jun 1|Philadelphia - Castries|American Airlines
        NZD 708
        NZD 708
      • PHL21:10
        17h 35m
        1 stop
        UVF14:45
        Wed, May 29|Philadelphia - Castries|American Airlines
        NZD 761
        NZD 761
      • PHL21:06
        16h 39m
        1 stop
        UVF13:45
        Fri, May 3|Philadelphia - Castries|American Airlines
        NZD 789
        NZD 789
      • PHL13:00
        3h 5m
        Direct
        SLU14:00
        Sun, May 5|Philadelphia - Castries|American Airlines
        Find More Flights
        Find More Flights

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

Searching for the best last minute flight from Philadelphia to Castries? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Philadelphia to Castries. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Philadelphia to Castries

View airlines operating flights from Philadelphia to Castries. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Air Canada
From NZD 499
Frontier Airlines
From NZD 516
American Airlines
From NZD 570
United Airlines
From NZD 593
Delta Air Lines
From NZD 657
WestJet
From NZD 2,574
ANA airlines

Find more flights and airlines

Alternative Routes from Philadelphia to Castries

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Philadelphia to Castries.

  • Cheapest
    Air Canada
    PHL
    16:10
    22h 20m
    2 transfer
    UVF
    14:30
    Philadelphia International Airport - Hewanorra Airport
    Sat, May 11Air Canada
    NZD 499
  • Frontier Airlines
    PHL
    09:34
    23h 56m
    2 transfer
    SLU
    09:30
    Philadelphia International Airport - George F. L. Charles Airport
    Tue, May 14Frontier Airlines
    NZD 516
  • Frontier Airlines
    PHL
    09:34
    23h 56m
    2 transfer
    SLU
    09:30
    Philadelphia International Airport - George F. L. Charles Airport
    Tue, May 14Frontier Airlines
    NZD 516
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Philadelphia (PHL) to Castries (SLU) the cheapest?

    Airlines adjust prices for flights from Philadelphia 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 Philadelphia (PHL) to Castries (SLU) cost?

    According to Trip.com's data, the lowest price is around NZD 1,434.

  • How long does it take to fly from Philadelphia (PHL) to Castries (SLU) and what is the distance?

    It takes around 4 hours 50 minutes to fly from Philadelphia (PHL) to Castries (SLU).

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

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

  • What are the most popular airlines that fly from Philadelphia (PHL) to Castries (SLU)?

    Airlines with flights from Philadelphia (PHL) to Castries (SLU): American Airlines.

How to find a cheap flight from Philadelphia 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 Philadelphia to Castries. Book your flights at the right time and save more.
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 Information from Philadelphia to Castries

Cheapest nonstop flight price

NZD 569

Cheapest round-trip ticket price

NZD 1,191

Off-season for travel

February

Peak season for travel

June

Flight distance

3,193.8km

Average flight time

4 hours 50 minutes

Popular airline

American Airlines

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