$265 Cheap Flights from San Juan (SJU) to Johnstown (JST)

View $265 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Johnstown, PA (JST-John Murtha Johnstown - Cambria County)

Cheap Flights from San Juan to Johnstown (SJU-JST)

Prices were available within the past 7 days and start at $265 for one-way flights and $341 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 3 - Tue, Dec 9
SJU
San Juan
JST
Johnstown
$341 Roundtrip, found 3 days ago
$341
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 3 from San Juan to Johnstown, returning Tue, Dec 9, priced at $341 found 3 days ago
United
Wed, Dec 3 - Tue, Dec 9
SJU
San Juan
JST
Johnstown
$431 Roundtrip, found 3 days ago
$431
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 3 from San Juan to Johnstown, returning Tue, Dec 9, priced at $431 found 3 days ago
United
Wed, Dec 10 - Sun, Dec 14
SJU
San Juan
JST
Johnstown
$476 Roundtrip, found 1 day ago
$476
Roundtrip
found 1 day ago
Select United flight, departing Wed, Dec 10 from San Juan to Johnstown, returning Sun, Dec 14, priced at $476 found 1 day ago
United
Tue, Nov 25 - Wed, Dec 3
SJU
San Juan
JST
Johnstown
$480 Roundtrip, found 6 days ago
$480
Roundtrip
found 6 days ago
Select United flight, departing Tue, Nov 25 from San Juan to Johnstown, returning Wed, Dec 3, priced at $480 found 6 days ago
United
Thu, Nov 13 - Mon, Nov 24
SJU
San Juan
JST
Johnstown
$509 Roundtrip, found 1 day ago
$509
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 13 from San Juan to Johnstown, returning Mon, Nov 24, priced at $509 found 1 day ago
United
Thu, Nov 13 - Sun, Nov 23
SJU
San Juan
JST
Johnstown
$511 Roundtrip, found 3 days ago
$511
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 13 from San Juan to Johnstown, returning Sun, Nov 23, priced at $511 found 3 days ago
United
Wed, Nov 12 - Sun, Nov 23
SJU
San Juan
JST
Johnstown
$520 Roundtrip, found 3 days ago
$520
Roundtrip
found 3 days ago
Select United flight, departing Wed, Nov 12 from San Juan to Johnstown, returning Sun, Nov 23, priced at $520 found 3 days ago
United
Wed, Dec 10 - Tue, Dec 16
SJU
San Juan
JST
Johnstown
$525 Roundtrip, found 1 day ago
$525
Roundtrip
found 1 day ago
Select United flight, departing Wed, Dec 10 from San Juan to Johnstown, returning Tue, Dec 16, priced at $525 found 1 day ago
United
Sat, Nov 22 - Mon, Nov 24
SJU
San Juan
JST
Johnstown
$530 Roundtrip, found 6 days ago
$530
Roundtrip
found 6 days ago
Select United flight, departing Sat, Nov 22 from San Juan to Johnstown, returning Mon, Nov 24, priced at $530 found 6 days ago
United
Sat, Nov 22 - Thu, Nov 27
SJU
San Juan
JST
Johnstown
$534 Roundtrip, found 6 days ago
$534
Roundtrip
found 6 days ago
Select United flight, departing Sat, Nov 22 from San Juan to Johnstown, returning Thu, Nov 27, priced at $534 found 6 days ago

Alternative airports near Johnstown

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Murtha Johnstown - Cambria County JST. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $546
JST
John Murtha Johnstown - Cambria County
CheapestClosest
Average driving time to city center10 min
Flights from $546
Flights from San Juan (SJU) to Johnstown (JST)
Origin airport
Luis Munoz Marin Intl.
Destination airport
John Murtha Johnstown - Cambria County
Airlines serving
United
Roundtrip price
$340
Distance
1693 mi

San Juan to Johnstown Flights

The cheapest times to fly from San Juan to Johnstown

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Juan to Johnstown are during the month of December. You can find some of the cheapest flights from San Juan to Johnstown with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to Johnstown

Sunday is one of the best days to book for cheap flights from San Juan to Johnstown: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Juan to Johnstown

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Juan to Johnstown in 2025. You can also book with separate airlines for your outbound and return journeys, from $265 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Juan to Johnstown flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Juan to Johnstown airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST) cost?
Secure a cheap one-way flight from $265 or cheap return flight from $341 from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST)?
The cheapest month to fly from SJU to JST is December, when there's less demand. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST)?
To find the cheapest airline that'll fly you from SJU to JST, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST)?
Nonstop flights from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJU to JST?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST)?
To reach John Murtha Johnstown - Cambria County Airport (JST) without delays, choose a flight that takes off from Luis Munoz Marin Intl. Airport (SJU) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST) last-minute?
Holding off until right before your break to book a ticket from SJU to JST often results in higher prices. While it's possible to find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans to boost your chances of scoring a bargain.
Is it cheaper to book a SJU to JST flight and hotel package?
Booking a SJU to JST flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our wide range of hotels and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to John Murtha Johnstown - Cambria County Airport (JST)?
If you reserved your SJU to JST flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.