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Simpson Bay

$145+ Cheap flights from Philadelphia (PHL) to Simpson Bay (SXM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SXM
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Simpson Bay Princess Juliana are usually found in March or September, booked 72 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Philadelphia to Simpson Bay

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Simpson Bay (SXM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 18, 2025.

Round-trip from

$316
(Cheapflightsfares)

One-way from

$145
(Cheapflightsfares)

Popular in

February

Cheapest in

March

Average price

$692

Good round-trip deal

$897 or less

Good one-way deal

$493 or less
From Philadelphia to Simpson Bay Princess Juliana
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One-way flight from Philadelphia to Simpson Bay Princess Juliana
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High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Philadelphia to Simpson Bay Princess Juliana.
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Price to beat on a one-way flight from Philadelphia to Simpson Bay Princess Juliana.
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Find flight deals from Philadelphia to Simpson Bay

Cheapest flights from Philadelphia to Simpson Bay
Explore the most affordable flight options available from Philadelphia to Simpson Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/15:05 amPHL - SXM
1 stop8h 55mSpirit Airlines
Sat 9/63:05 pmSXM - PHL
1 stop8h 42mSpirit Airlines
Deal found 8/17$316
This Cheapflightsfares deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:15 amPHL - SXM
1 stop8h 55mSpirit Airlines
Sat 11/154:28 pmSXM - PHL
1 stop9h 04mSpirit Airlines
Deal found 8/17$347
This Cheapflightsfares deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:50 pmPHL - SXM
1 stop16h 10mSpirit Airlines
Mon 10/63:05 pmSXM - PHL
1 stop9h 30mSpirit Airlines
Deal found 8/16$349
This FlightHub deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:25 amPHL - SXM
1 stop8h 34mSpirit Airlines
Sat 11/154:28 pmSXM - PHL
1 stop9h 04mSpirit Airlines
Deal found 8/17$353
This FlightHub deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/65:00 amPHL - SXM
1 stop9h 00mSpirit Airlines
Sat 9/133:05 pmSXM - PHL
1 stop8h 42mSpirit Airlines
Deal found 8/16$365
This FlightHub deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/295:00 amPHL - SXM
1 stop9h 00mSpirit Airlines
Sat 10/43:05 pmSXM - PHL
1 stop8h 42mSpirit Airlines
Deal found 8/17$379
This Cheapflightsfares deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/115:25 amPHL - SXM
1 stop8h 34mSpirit Airlines
Sat 10/183:05 pmSXM - PHL
1 stop18h 44mSpirit Airlines
Deal found 8/17$381
This FlightHub deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/245:25 amPHL - SXM
1 stop8h 34mSpirit Airlines
Fri 10/313:05 pmSXM - PHL
1 stop27h 31mSpirit Airlines
Deal found 8/17$387
This SmartFares deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:07 pmPHL - SXM
1 stop23h 53mSpirit Airlines
Mon 9/293:05 pmSXM - PHL
1 stop9h 41mSpirit Airlines
Deal found 8/17$388

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Simpson Bay that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Philadelphia to Simpson Bay that are best for you.

Fly from

Philadelphia

Fly to

Simpson Bay

Route

Depart

Return

Price

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Mon 9/1

5:05 am-2:00 pm

1 stop8h 55m

Simpson Bay Princess Juliana

Sat 9/6

3:05 pm-11:47 pm

1 stop8h 42m

$316

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Sat 11/8

5:15 am-3:10 pm

1 stop8h 55m

Simpson Bay Princess Juliana

Sat 11/15

4:28 pm-12:32 am

1 stop9h 04m

$347

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Fri 10/24

5:25 am-1:59 pm

1 stop8h 34m

Simpson Bay Princess Juliana

Fri 10/31

3:05 pm-12:35 am

1 stop9h 30m

$349

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Sat 9/27

5:00 am-2:00 pm

1 stop9h 00m

Simpson Bay Princess Juliana

Sat 10/4

3:05 pm-11:47 pm

1 stop8h 42m

$349

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Sat 10/11

5:25 am-1:59 pm

1 stop8h 34m

Simpson Bay Princess Juliana

Sat 10/25

3:05 pm-11:36 pm

1 stop8h 31m

$349

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Fri 10/3

9:50 pm-2:00 pm

1 stop16h 10m

Simpson Bay Princess Juliana

Mon 10/6

3:05 pm-12:46 am

1 stop9h 41m

$349

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Mon 9/15

5:00 am-2:00 pm

1 stop9h 00m

Simpson Bay Princess Juliana

Mon 9/22

3:05 pm-12:46 am

1 stop9h 41m

$349

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Fri 10/24

9:55 pm-1:59 pm

1 stop16h 04m

Simpson Bay Princess Juliana

Mon 10/27

3:05 pm-12:35 am

1 stop9h 30m

$349

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Sat 9/20

5:00 am-2:00 pm

1 stop9h 00m

Simpson Bay Princess Juliana

Sat 9/27

3:05 pm-11:47 pm

1 stop8h 42m

$349

PhiladelphiaSimpson Bay

PHL - SXM

PHLSXM

Philadelphia

Sat 10/18

5:25 am-1:59 pm

1 stop8h 34m

Simpson Bay Princess Juliana

Sat 10/25

3:05 pm-11:36 pm

1 stop8h 31m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 20 results
1
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Best time to book a flight from Philadelphia to Simpson Bay

Have a flexible travel schedule? Discover the best time to fly to Simpson Bay from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Simpson Bay

How far ahead should I book a flight from Philadelphia to Simpson Bay?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Simpson Bay. Price data was last updated on August 8, 2025.

The price you pay for your flight from Philadelphia to Simpson Bay may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Philadelphia to Simpson Bay?

Currently, September is the cheapest month in which you can book a flight from Philadelphia to Simpson Bay (average of $459). Flying from Philadelphia to Simpson Bay in March is currently the most expensive (average of $654). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to SXM?

Find hourly flight availability from Philadelphia to Simpson Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 35% on flights from Philadelphia to Simpson Bay by exploring options for tickets in the afternoon.

Reviews of airlines servicing Simpson Bay

Get insights into the airlines that provide service to Simpson Bay. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Simpson Bay. Reviews last updated August 18, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Philadelphia to Simpson Bay have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,038 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.8
Fair
3,212 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Simpson Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Philadelphia to Simpson Bay round-trip?

    According to our current data, Frontier ($161), Spirit Airlines ($320), and Delta ($424) offers the cheapest pricing from Philadelphia to Simpson Bay. Users have found that Frontier is 76% cheaper than the other options available to this destination.

  • What are the cheapest flights from Philadelphia to Simpson Bay?

    While on average a flight from Philadelphia to Simpson Bay is generally $829, our data shows the cheapest flight currently is $444. When looking at the most popular route, (Philadelphia - Simpson Bay Princess Juliana), you can expect to pay $349 for that flight.

  • Can I find deals for flights from Philadelphia to Simpson Bay that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Simpson Bay flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Simpson Bay?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Simpson Bay.

  • Can I find deals for business class flights from Philadelphia to Simpson Bay?

    Yes. Cheapflights offers flight deals from Philadelphia to Simpson Bay by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Simpson Bay?

    Currently, September is the cheapest month in which you can book a flight from Philadelphia to Simpson Bay (average of $459). Flying from Philadelphia to Simpson Bay in March is currently the most expensive (average of $654). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Simpson Bay?

Book flights to Simpson Bay if you plan to visit one of these locations
Philipsburg

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Top 5 airlines flying from Philadelphia to Simpson Bay

Discover the top 5 airlines that operate flights from Philadelphia to Simpson Bay. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$161Average$170FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$320Average$488FlexibilityNo cancel feeOn-time65%
DeltaCheapest$424Average$710FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$554Average$755FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$567Average$690FlexibilityNo cancel feeOn-time69%

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