$212 Cheap Flights from Philadelphia (PHL) to Lafayette (LAF)

View $212 flight on Fri, Feb 20, 2026Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University)

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Cheap Flights from Philadelphia to Lafayette (PHL-LAF)

Prices were available within the past 7 days and start at $212 for one-way flights and $244 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Dec 4 - Wed, Dec 10
PHL
Philadelphia
LAF
Lafayette
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select United flight, departing Thu, Dec 4 from Philadelphia to Lafayette, returning Wed, Dec 10, priced at $244 found 2 days ago
United
Tue, Nov 11 - Tue, Nov 18
PHL
Philadelphia
LAF
Lafayette
$249 Roundtrip, found 4 days ago
$249
Roundtrip
found 4 days ago
Select United flight, departing Tue, Nov 11 from Philadelphia to Lafayette, returning Tue, Nov 18, priced at $249 found 4 days ago
United
Thu, Nov 13 - Thu, Nov 20
PHL
Philadelphia
LAF
Lafayette
$259 Roundtrip, found 3 days ago
$259
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 13 from Philadelphia to Lafayette, returning Thu, Nov 20, priced at $259 found 3 days ago
United
Thu, Apr 16 - Sun, Apr 19
PHL
Philadelphia
LAF
Lafayette
$267 Roundtrip, found 3 days ago
$267
Roundtrip
found 3 days ago
Select United flight, departing Thu, Apr 16 from Philadelphia to Lafayette, returning Sun, Apr 19, priced at $267 found 3 days ago
United
Fri, Nov 14 - Sun, Nov 16
PHL
Philadelphia
LAF
Lafayette
$274 Roundtrip, found 4 days ago
$274
Roundtrip
found 4 days ago
Select United flight, departing Fri, Nov 14 from Philadelphia to Lafayette, returning Sun, Nov 16, priced at $274 found 4 days ago
United
Thu, Dec 4 - Wed, Dec 10
PHL
Philadelphia
LAF
Lafayette
$289 Roundtrip, found 2 days ago
$289
Roundtrip
found 2 days ago
Select United flight, departing Thu, Dec 4 from Philadelphia to Lafayette, returning Wed, Dec 10, priced at $289 found 2 days ago
United
Thu, Apr 16 - Sun, Apr 19
PHL
Philadelphia
LAF
Lafayette
$296 Roundtrip, found 3 days ago
$296
Roundtrip
found 3 days ago
Select United flight, departing Thu, Apr 16 from Philadelphia to Lafayette, returning Sun, Apr 19, priced at $296 found 3 days ago
United
Tue, Dec 23 - Tue, Jan 6
PHL
Philadelphia
LAF
Lafayette
$302 Roundtrip, found 1 day ago
$302
Roundtrip
found 1 day ago
Select United flight, departing Tue, Dec 23 from Philadelphia to Lafayette, returning Tue, Jan 6, priced at $302 found 1 day ago
United
Thu, Nov 13 - Sun, Nov 16
PHL
Philadelphia
LAF
Lafayette
$304 Roundtrip, found 15 hours ago
$304
Roundtrip
found 15 hours ago
Select United flight, departing Thu, Nov 13 from Philadelphia to Lafayette, returning Sun, Nov 16, priced at $304 found 15 hours ago
United
Sun, Dec 7 - Sun, Dec 14
PHL
Philadelphia
LAF
Lafayette
$314 Roundtrip, found 1 day ago
$314
Roundtrip
found 1 day ago
Select United flight, departing Sun, Dec 7 from Philadelphia to Lafayette, returning Sun, Dec 14, priced at $314 found 1 day ago

Alternative airports near Lafayette

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

Select flight to Purdue University LAF. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $390
LAF
Purdue University
CheapestClosest
Average driving time to city center8 min
Flights from $390

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University) cost?
Lock in a cheap one-way flight from $212 or cheap return flight from $244 from Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University)?
The cheapest month to fly from PHL to LAF is December, when demand is low. Off-peak season is typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from PHL to LAF. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University)?
There are no daily direct flights from Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from PHL to LAF?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change 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 Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University)?
To avoid potential delays on the Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**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.
What airports do you fly into for West Lafayette from Philadelphia Intl. Airport (PHL)?
Explore your flight options from Philadelphia Intl. Airport (PHL) to Indianapolis Intl. Airport (IND). This is the only airport in West Lafayette you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University) last-minute?
Waiting until just before your trip to book your flight from PHL to LAF generally means paying more. While you may find some last-minute discounts, there's no guarantee. Keep your travel schedule open to maximize your chances of snagging a bargain.
Is it cheaper to book a PHL to LAF flight and hotel package?
Booking a PHL to LAF flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our extensive range of stays and then add car rentals, flights 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 Philadelphia Intl. Airport (PHL) to Lafayette, IN (LAF-Purdue University)?
If you reserved your PHL to LAF flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket 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, head to our Customer Service portal if you want more information.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Purdue University
Airlines serving
United
Roundtrip price
$244
Distance
618 mi

Book with confidence

Philadelphia to Lafayette Flights

The cheapest times to fly from Philadelphia to Lafayette

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

 

The best time to book a flight from Philadelphia to Lafayette

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

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 Lafayette in 2025. You can also book with separate airlines for your outbound and return journeys, from $212 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 Lafayette 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 Lafayette 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 Lafayette Flights

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*Available to One Key members.