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Philadelphia

Find cheap United Airlines flights to Philadelphia

RDU — PHL
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find United Airlines flight deals to Philadelphia

Cheapest United Airlines flights from USA to Philadelphia
Explore the most affordable United Airlines flight options available from USA to Philadelphia. Find the lowest fares with prices last updated on July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:40 am
MCO
-
PHL
1 stop7h 00m
United Airlines
Sat 8/296:25 am
PHL
-
MCO
1 stop6h 34m
United Airlines
Deal found 7/22$227
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:45 am
BOS
-
PHL
1 stop3h 58m
United Airlines
Sun 8/167:40 pm
PHL
-
BOS
1 stop4h 19m
United Airlines
Deal found 7/24$235
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:45 am
BOS
-
PHL
1 stop3h 58m
United Airlines
Tue 8/183:05 pm
PHL
-
BOS
1 stop4h 14m
United Airlines
Deal found 7/27$245

Flights to Philadelphia with United Airlines at a glance

Find detailed information about United Airlines flights from USA to Philadelphia. Explore the options provided by United Airlines to plan your journey from USA to Philadelphia. Data last updated July 27, 2026.

Popular in

June

Cheapest in

October

Average price

$418

Round-trip from

$227

One-way from

$114

Good round-trip deal

$328 or less

Good one-way deal

$268 or less
Highest demand for flights to Philadelphia with United Airlines; 13% potential price increase.
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Best time to find cheap flights to Philadelphia with United Airlines; 1% potential price drop.
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Average price for flights to Philadelphia with United Airlines (round-trip).
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United Airlines
  • United Airlines
  • 8/22-8/29
  • 2 total stops
  • 13h 34m total
  • USA to Philadelphia
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United Airlines
  • United Airlines
  • 8/27
  • 1 total stop
  • 6h 59m total
  • USA to Philadelphia
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Price to beat on a round-trip flight from the United States to Philadelphia with United Airlines.
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Price to beat on a one-way flight from the United States to Philadelphia with United Airlines.
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Cheapflights Insights

Find cheap United Airlines flights to Philadelphia

How long is the flight to Philadelphia with United Airlines?

On average, United Airlines flights from the United States to Philadelphia take 2 hours 43 minutes. Flights to Philadelphia from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

United Airlines weekly flight availability to Philadelphia

The most flights to Philadelphia operated by United Airlines are scheduled on a Sunday (28 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (19 on average).

When is the best time to book a flight to Philadelphia with United Airlines?

The best time to book a flight to Philadelphia with United Airlines is 79 days before departure. On average, fares are higher if you book 3 days before departure.

When is the cheapest time to fly to Philadelphia with United Airlines?

Users looking for the cheapest United Airlines fares to Philadelphia should consider flying on Saturday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at noon, when prices are usually at their highest.

FAQs about flights to Philadelphia with United Airlines

  • Which airport do United Airlines flights arrive at when travelling to Philadelphia?

    United Airlines flights on this route tend to land at Philadelphia Airport.

  • Is United Airlines the cheapest airline for a flight to Philadelphia?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Philadelphia tends to be with Avelo Airlines.

  • Are there alternative airlines other than United Airlines that fly to Philadelphia?

    American Airlines, Frontier and Delta all fly to Philadelphia and offer an alternative to United Airlines.

  • How much is a flight to Philadelphia with United Airlines?

    The average price for a return flight with United Airlines is $488; with a one-way flight around $333.

See more FAQs

Reviews of United Airlines

See what Cheapflights users have to say about their United Airlines experience.
United Airlines
7.4
Good
10,000 reviews
Overview

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Popular United Airlines flights

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