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Cheap Flights from Raleigh to Philadelphia

Explore the cheapest flights from Raleigh to Philadelphia in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 44, and round-trip direct tickets start at S$ 120.

      • Cheapest nonstop
        RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Wed, Jul 22 | Frontier Airlines
        PHL 07:20
        1h 28m
        Direct
        RDU 08:48
        Philadelphia - Raleigh | Wed, Jul 29 | Frontier Airlines
        S$ 120 S$ 247
        51% off
        51% off
        S$ 247 S$ 120
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Sat, Jul 25 | Frontier Airlines
        PHL 07:20
        1h 28m
        Direct
        RDU 08:48
        Philadelphia - Raleigh | Wed, Jul 29 | Frontier Airlines
        S$ 138 S$ 247
        44% off
        44% off
        S$ 247 S$ 138
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Tue, Jul 28 | Frontier Airlines
        PHL 07:20
        1h 28m
        Direct
        RDU 08:48
        Philadelphia - Raleigh | Wed, Jul 29 | Frontier Airlines
        S$ 138 S$ 247
        44% off
        44% off
        S$ 247 S$ 138
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Wed, Jul 29 | Frontier Airlines
        PHL 17:16
        1h 33m
        Direct
        RDU 18:49
        Philadelphia - Raleigh | Tue, Aug 4 | Frontier Airlines
        S$ 172
        30% off
        S$ 247 S$ 172
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Sat, Aug 29 | Frontier Airlines
        PHL 17:41
        1h 33m
        Direct
        RDU 19:14
        Philadelphia - Raleigh | Sat, Sep 5 | Frontier Airlines
        S$ 178
        28% off
        S$ 247 S$ 178
      • RDU 14:39
        1h 34m
        Direct
        PHL 16:13
        Raleigh - Philadelphia | Fri, Jul 24 | Frontier Airlines
        PHL 17:16
        1h 33m
        Direct
        RDU 18:49
        Philadelphia - Raleigh | Tue, Jul 28 | Frontier Airlines
        S$ 181
        27% off
        S$ 247 S$ 181
      • RDU 08:24
        1h 33m
        Direct
        PHL 09:57
        Raleigh - Philadelphia | Sun, Jul 26 | Frontier Airlines
        PHL 07:20
        1h 28m
        Direct
        RDU 08:48
        Philadelphia - Raleigh | Tue, Jul 28 | Frontier Airlines
        S$ 181
        27% off
        S$ 247 S$ 181
      • RDU 14:39
        1h 34m
        Direct
        PHL 16:13
        Raleigh - Philadelphia | Mon, Jul 27 | Frontier Airlines
        PHL 17:16
        1h 33m
        Direct
        RDU 18:49
        Philadelphia - Raleigh | Tue, Jul 28 | Frontier Airlines
        S$ 181
        27% off
        S$ 247 S$ 181
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Sat, Aug 8 | Frontier Airlines
        PHL 07:20
        1h 28m
        Direct
        RDU 08:48
        Philadelphia - Raleigh | Tue, Aug 11 | Frontier Airlines
        S$ 186
        25% off
        S$ 247 S$ 186
      • RDU 09:48
        1h 32m
        Direct
        PHL 11:20
        Raleigh - Philadelphia | Tue, Aug 4 | Frontier Airlines
        PHL 07:20
        1h 28m
        Direct
        RDU 08:48
        Philadelphia - Raleigh | Wed, Aug 5 | Frontier Airlines
        S$ 190
        23% off
        S$ 247 S$ 190
      • RDU 13:00
        17h 25m
        1 stop
        PHL 14:00
        Raleigh - Philadelphia | Thu, Jul 23 | Normal Airline
        PHL 15:00
        6h
        Direct
        RDU 16:00
        Philadelphia - Raleigh | Sat, Jul 25 | Normal Airline
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      • Cheapest nonstop
        RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Wed, Jul 22 | Frontier Airlines
        S$ 44 S$ 160
        73% off
        73% off
        S$ 160 S$ 44
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Tue, Jul 28 | Frontier Airlines
        S$ 69 S$ 160
        56% off
        56% off
        S$ 160 S$ 69
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Sat, Jul 25 | Frontier Airlines
        S$ 70 S$ 160
        56% off
        56% off
        S$ 160 S$ 70
      • RDU 14:39
        1h 34m
        Direct
        PHL 16:13
        Raleigh - Philadelphia | Fri, Jul 24 | Frontier Airlines
        S$ 81
        49% off
        S$ 160 S$ 81
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Wed, Aug 5 | Frontier Airlines
        S$ 93
        42% off
        S$ 160 S$ 93
      • RDU 21:56
        1h 33m
        Direct
        PHL 23:29
        Raleigh - Philadelphia | Sat, Aug 15 | Frontier Airlines
        S$ 95
        41% off
        S$ 160 S$ 95
      • RDU 19:50
        1h 30m
        Direct
        PHL 21:20
        Raleigh - Philadelphia | Tue, Sep 1 | Frontier Airlines
        S$ 95
        41% off
        S$ 160 S$ 95
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Wed, Sep 2 | Frontier Airlines
        S$ 95
        41% off
        S$ 160 S$ 95
      • RDU 08:24
        1h 33m
        Direct
        PHL 09:57
        Raleigh - Philadelphia | Thu, Jul 23 | Frontier Airlines
        S$ 113
        28% off
        S$ 160 S$ 113
      • RDU 09:43
        1h 32m
        Direct
        PHL 11:15
        Raleigh - Philadelphia | Wed, Jul 29 | Frontier Airlines
        S$ 123
        23% off
        S$ 160 S$ 123
      • RDU 13:00
        17h 25m
        1 stop
        PHL 14:00
        Raleigh - Philadelphia | Thu, Jul 23 | Normal Airline
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        Find more flights

Popular airlines from Raleigh to Philadelphia

You can choose from 1 airlines that fly from Raleigh to Philadelphia, including Frontier Airlines, Frontier Airlines offers the lowest prices on this route.
Frontier Airlines logo Frontier Airlines
Airlines are determined based on actual purchased flight tickets from Raleigh to Philadelphia according to previous 12 months data from Trip.com.

Flying from Raleigh to Philadelphia

The distance between Raleigh and Philadelphia is approximately 543.65km. It takes around 1 hour 33 minutes on average to fly from Raleigh to Philadelphia. Based on Trip.com's data, travel demand peaks in January. The off-season for travel is September.

Cheapest one-way flight price S$ 44
Cheapest return ticket price S$ 120
Off-season for travel September
Peak season for travel January
Flight distance 543.65km
Average flight time 1 hour 33 minutes
Popular airline Frontier Airlines
Flight statistics for the Raleigh–Philadelphia route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Raleigh to Philadelphia.

What is the cheapest month for one-way flights from Raleigh to Philadelphia?

The average price of one-way flights from Raleigh to Philadelphia purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Raleigh to Philadelphia is March, with an average price of S$ 111, and the most expensive month is May, with an average price of up to S$ 359.

S$ 359
S$ 235
S$ 111
0
    Cheapest
  • S$ 158
    Jul
  • S$ 165
    Aug
  • S$ 208
    Sep
  • S$ 139
    Oct
  • S$ 146
    Nov
  • S$ 142
    Dec
  • S$ 153
    Jan
  • S$ 156
    Feb
  • S$ 111
    Mar
  • S$ 217
    Apr
  • S$ 359
    May
  • S$ 163
    Jun

What is the cheapest day to fly from Raleigh to Philadelphia during National Day?

Based on Trip.com's data over the past 3 days, these are the lowest one-way airfares from Raleigh to Philadelphia during National Day.

National Day is scheduled on Aug 9. The flights from Raleigh to Philadelphia are cheapest on Aug 11, with the lowest fare of S$ 95.

S$ 138
S$ 117
S$ 95
S$ 74
    Cheapest
  • S$ 138
    6
    Aug
  • S$ 136
    7
  • S$ 96
    8
  • S$ 129
    9
  • S$ 129
    10
  • S$ 95
    11

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Raleigh (RDU) to Philadelphia (PHL)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as S$ 44 on Cheapest nonstop routes (e.g. RDU to PHL on Wed, Jul 22), while Frontier Airlines offers Cheapest nonstop round-trips from S$ 120 departing on Wed, Jul 22 and returning on Wed, Jul 29.
  • At the moment, you can catch a direct flight from Raleigh to Philadelphia with the following airlines, including: Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 33 minutes to fly from Raleigh (RDU) to Philadelphia (PHL).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Raleigh to Philadelphia is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 50 flight per week flying from Raleigh to Philadelphia. You can check the weekly schedule for popular airlines on this route below: Frontier Airlines: S/-/T/W/T/F/S -- F92060 (09:46)
  • To find best deals on flights from Raleigh to Philadelphia, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Jul 22, with one-way flights priced at just S$ 44.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Philadelphia travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Raleigh to Philadelphia is September, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Raleigh to Philadelphia on July 21, 2026 with Frontier Airlines, with prices starting at S$ 103.
  • You can land at any one of the following hubs in Philadelphia, with Raleigh-Durham International Airport to Philadelphia International Airport (RDU-PHL) is by far the most common option on this route: Philadelphia International Airport (PHL) Trenton Mercer Airport (TTN).
  • The time difference between Philadelphia and Raleigh is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Find Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.