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$1,072+ Cheap flights from Philadelphia (PHL) to Saint John (YSJ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YSJ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Philadelphia to St John

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to St John (YSJ). 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,072
(United Airlines)
Provider with most accurate pricing for Philadelphia-Saint John flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Saint John flights.
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From Philadelphia to Saint John
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Find flight deals from Philadelphia to St John

Cheapest flights from Philadelphia to St John
Explore the most affordable flight options available from Philadelphia to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:05 pmPHL - YSJ
2 stops18h 28mUnited Airlines
Fri 12/1911:30 amYSJ - PHL
2 stops13h 00mUnited Airlines
Deal found 10/28$1,072
This Air Canada deal was found by Cheapflights users on 10/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/124:35 pmPHL - YSJ
1 stop17h 24mAir Canada
Fri 12/1911:30 amYSJ - PHL
1 stop5h 19mAir Canada
Deal found 10/28$1,224

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to St John 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 October 30, 2025.
Use the filters below to find and compare flights from Philadelphia to Saint John that are best for you.

Fly from

Philadelphia

Fly to

St John

Route

Depart

Return

Price

PhiladelphiaSaint John

PHL - YSJ

PHLYSJ

Philadelphia

Fri 12/12

8:05 pm-3:33 pm

2 stops18h 28m

Saint John

Fri 12/19

11:30 am-11:30 pm

2 stops13h 00m

$1,072

PhiladelphiaSaint John

PHL - YSJ

PHLYSJ

Philadelphia

Fri 12/12

4:35 pm-10:59 am

1 stop17h 24m

Saint John

Fri 12/19

11:30 am-3:49 pm

1 stop5h 19m

$1,224

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from Philadelphia to St John

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to St John in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Saint John flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Philadelphia-Saint John flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Philadelphia-Saint John flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Saint John flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Saint John flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to St John

Have a flexible travel schedule? Discover the best time to fly to St John 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 Saint John

What is the cheapest month to book a flight from Philadelphia to Saint John?

Currently, May is the cheapest month in which you can book a flight from Philadelphia to Saint John (average of $240). Flying from Philadelphia to Saint John in October is currently the most expensive (average of $1,567). 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.

Related info for your journey

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

  • How long is the flight from Philadelphia to Saint John?

    For as low as $1,224, United Airlines can have you in Saint John from Philadelphia in 17h 24m. The distance between Philadelphia and Saint John is about 605 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Philadelphia to St John that include hotel bookings?

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

  • How can I find direct flights from Philadelphia to St John?

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

  • Can I find deals for business class flights from Philadelphia to St John?

    Yes. Cheapflights offers flight deals from Philadelphia to St John 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 Saint John?

    Currently, May is the cheapest month in which you can book a flight from Philadelphia to Saint John (average of $240). Flying from Philadelphia to Saint John in October is currently the most expensive (average of $1,567). 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.

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