Cheap Flights from Philadelphia (PHL) to Union Island (UNI)

Popular airlines from Philadelphia Intl. Airport (PHL) to Union Island (UNI)

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Union Island (UNI) cost?
Lock in a cheap one-way flight or cheap return flight from Philadelphia Intl. Airport (PHL) to Union Island (UNI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Union Island (UNI)?
is the most affordable month to fly from PHL to UNI. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Union Island (UNI)?
To find the cheapest airline that'll fly you from PHL to UNI, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Philadelphia Intl. Airport (PHL) to Union Island (UNI)?
Direct flights from Philadelphia Intl. Airport (PHL) to Union Island (UNI) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHL to UNI?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on various factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Union Island (UNI)?
To avoid possible delays on the Philadelphia Intl. Airport (PHL) to Union Island (UNI) route, aim to fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Philadelphia Intl. Airport (PHL) to Union Island (UNI) last-minute?
Holding off until just before your departure to book your flight from PHL to UNI generally means paying more. While it's possible to find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans for the best chance of snagging a bargain.
Is it cheaper to book a PHL to UNI flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHL to UNI flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place takes the hassle out of travel planning. Just secure your flights and choose from our wide range of stays, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Union Island (UNI)?
In most instances, you're able to reschedule or cancel your PHL to UNI flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like further information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Union Island
Distance
2064 mi

Book with confidence

Book with confidence

Philadelphia to Union Island Flights

The cheapest times to fly from Philadelphia to Union Island

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 Philadelphia to Union Island are during the month of . You can find some of the cheapest flights from Philadelphia to Union Island with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Union Island

Sunday is one of the best days to book for cheap flights from Philadelphia to Union Island: 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 Philadelphia to Union Island

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 Philadelphia to Union Island in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Philadelphia to Union Island 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 Philadelphia to Union Island 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.

 

Philadelphia to Union Island Flights

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*Available to One Key members.