$45 Cheap Flights from Philadelphia (PHL) to Raleigh (RDU)

View $45 flight on Tue, May 20, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Raleigh-Durham International Airport (RDU)

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Find available prices by choosing your travel dates.

Cheap Flights from Philadelphia to Raleigh (PHL-RDU)

Prices were available within the past 7 days and start at $45 for one-way flights and $90 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 3 - Wed, May 7
PHL
Philadelphia
RDU
Raleigh
$90 Roundtrip, just found
$90
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, May 3 from Philadelphia to Raleigh, returning Wed, May 7, priced at $90 just found
Frontier Airlines
Mon, Jul 14 - Tue, Jul 15
PHL
Philadelphia
RDU
Raleigh
$100 Roundtrip, found 2 hours ago
$100
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Jul 14 from Philadelphia to Raleigh, returning Tue, Jul 15, priced at $100 found 2 hours ago
Frontier Airlines
Fri, Jun 6 - Sun, Jun 8
PHL
Philadelphia
RDU
Raleigh
$108 Roundtrip, just found
$108
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Jun 6 from Philadelphia to Raleigh, returning Sun, Jun 8, priced at $108 just found
Frontier Airlines
Wed, May 7 - Thu, May 8
PHL
Philadelphia
RDU
Raleigh
$109 Roundtrip, found 3 hours ago
$109
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Wed, May 7 from Philadelphia to Raleigh, returning Thu, May 8, priced at $109 found 3 hours ago
Frontier Airlines
Tue, May 20 - Wed, May 21
PHL
Philadelphia
RDU
Raleigh
$118 Roundtrip, found 3 hours ago
$118
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Tue, May 20 from Philadelphia to Raleigh, returning Wed, May 21, priced at $118 found 3 hours ago
Frontier Airlines
Mon, May 12 - Thu, May 22
PHL
Philadelphia
RDU
Raleigh
$119 Roundtrip, found 3 hours ago
$119
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Mon, May 12 from Philadelphia to Raleigh, returning Thu, May 22, priced at $119 found 3 hours ago
American Airlines
Sat, May 17 - Mon, May 19
PHL
Philadelphia
RDU
Raleigh
$159 Roundtrip, found 2 hours ago
$159
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, May 17 from Philadelphia to Raleigh, returning Mon, May 19, priced at $159 found 2 hours ago
Delta
Sat, May 17 - Mon, May 19
PHL
Philadelphia
RDU
Raleigh
$179 Roundtrip, found 2 hours ago
$179
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, May 17 from Philadelphia to Raleigh, returning Mon, May 19, priced at $179 found 2 hours ago
United
Sat, Jun 14 - Tue, Jun 17
PHL
Philadelphia
RDU
Raleigh
$197 Roundtrip, just found
$197
Roundtrip
just found
Select United flight, departing Sat, Jun 14 from Philadelphia to Raleigh, returning Tue, Jun 17, priced at $197 just found
JetBlue Airways
Wed, May 28 - Sat, Jun 7
PHL
Philadelphia
RDU
Raleigh
$253 Roundtrip, found 3 hours ago
$253
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Wed, May 28 from Philadelphia to Raleigh, returning Sat, Jun 7, priced at $253 found 3 hours ago
Flights from Philadelphia (PHL) to Raleigh (RDU)
Origin airport
Philadelphia Intl.
Destination airport
Raleigh - Durham Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$84
Distance
337 mi

Philadelphia to Raleigh Flights

The cheapest times to fly from Philadelphia to Raleigh

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

The best time to book a flight from Philadelphia to Raleigh

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

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 Raleigh in 2025. You can also book with separate airlines for your outbound and return journeys, from $45 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 Raleigh 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 Raleigh 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 long does it take to fly from PHL to RDU?
American Airlines has a direct flight leaving from Philadelphia Airport at 8:19PM and landing at Raleigh–Durham Airport at 9:44PM — a flying time of 1 hour and 25 minutes. Lock in the seat that’s perfect for you, bring a magazine to keep you amused and the time will zip by.
Is it cheaper to buy a plane ticket from PHL to Raleigh--Durham Airport last minute?
When it comes to booking your flights, it pays to be prepared. While you could find a last-minute deal on a Philadelphia Intl. Airport (PHL) to Raleigh - Durham Intl. Airport (RDU) flight, tickets usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days in advance. For international travel it’s three to four months.
What airline has the least delays from PHL to Raleigh--Durham Airport?
If you’d rather not be stuck at the departure gate — or worse, your travel plans left in tatters because of a flight delay — choose American Airlines. Around 81% of its Philadelphia Intl. Airport (PHL) to Raleigh–Durham Airport services arrive on time. You can look up your flight status before you leave for the airport through the free Expedia App. It’ll also provide you with real-time alerts about other key info, such as any gate changes, baggage carousel numbers and how to reach your hotel. Think of it as a travel companion that fits in your pocket!
What airports do you fly into for Raleigh from Philadelphia?
From Philadelphia, you can fly into Raleigh through Raleigh - Durham Intl. Airport (RDU), Fayetteville Regional Airport (FAY) and Rocky Mount, NC (RWI-Rocky Mount-Wilson Regional). Check which airport is best for you before you make a decision. If you go with Raleigh - Durham Intl. Airport (RDU), it’s roughly 11 mi northwest of the city center. Use the money you save when booking your seat with Expedia to check out the city’s awesome attractions, such as PNC Arena and North Carolina State Capitol.
What are the most popular departure times for flights from Philadelphia Airport to RDU?
The most popular departure times for trips from Philadelphia Airport to Raleigh - Durham Intl. Airport (RDU) are between 11:00 AM - 12:00 PM on American Airlines. A good tip is to head out in the morning. The earlier you go, the better your chances of a delay-free flight with lighter air traffic around.
Can I change the date of my flight from Philadelphia Airport to Raleigh--Durham Airport?
It’s a piece of cake to make changes to your Philadelphia Intl. Airport (PHL) to Raleigh–Durham Airport journey yourself. Just go to the Expedia Trips portal and hit “change flight.” Look for new flights and lock in the one that works with your new plans. You’ll see an estimate of any flight change fees. You can also visit our Customer Service portal to chat to our Virtual Agent and get answers to your questions.

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*Available to One Key members.