Find cheap Southwest flights to Philadelphia
RDU — PHL
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Cheapest Southwest flights from USA to PhiladelphiaExplore the most affordable Southwest flight options available from USA to Philadelphia. Find the lowest fares with prices last updated on September 13, 2026.
Explore the most affordable Southwest flight options available from USA to Philadelphia. Find the lowest fares with prices last updated on September 13, 2026.
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:20 pm -
1 stop7h 30m
Tue 10/131:20 pm -
1 stop7h 40m
Deal found 9/10![Southwest logo]()
$151
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:20 pm -
1 stop7h 30m
Mon 11/25:30 am -
1 stop6h 55m
Deal found 9/9![Southwest logo]()
$155
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:20 pm -
2 stops7h 15m
Tue 10/206:25 am -
1 stop6h 25m
Deal found 9/11![Southwest logo]()
$156
Best Southwest flights from USA to PhiladelphiaDiscover carefully curated Southwest flight deals from USA to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated Southwest flight deals from USA to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:05 pm -
1 stop6h 15m
Tue 11/32:45 pm -
1 stop6h 05m
Deal found 9/8![Southwest logo]()
$151
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:30 am -
1 stop6h 25m
Tue 10/131:20 pm -
2 stops7h 50m
Deal found 9/8![Southwest logo]()
$156
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:05 am -
2 stops8h 20m
Tue 10/206:25 am -
1 stop6h 25m
Deal found 9/10![Southwest logo]()
$156
Direct Southwest flights from USA to PhiladelphiaExplore non-stop Southwest flight options from USA to Philadelphia based on user searches, and compare prices and availability for your desired travel dates. Data last updated September 13, 2026.
Explore non-stop Southwest flight options from USA to Philadelphia based on user searches, and compare prices and availability for your desired travel dates. Data last updated September 13, 2026.
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:55 pm -
Nonstop2h 35m
Thu 10/152:35 pm -
Nonstop2h 30m
Deal found 9/10![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/68:35 pm -
Nonstop2h 30m
Tue 12/86:25 am -
Nonstop2h 40m
Deal found 9/10![Southwest logo]()
$307
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:50 am -
Nonstop3h 25m
Wed 11/115:15 pm -
Nonstop4h 10m
Deal found 9/8![Southwest logo]()
$321
Last-minute Southwest flights from USA to PhiladelphiaDiscover last-minute Southwest flight deals from USA to Philadelphia. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute Southwest flight deals from USA to Philadelphia. Data last updated September 13, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:20 pm -
1 stop7h 30m
Tue 10/131:20 pm -
1 stop7h 40m
Deal found 9/10![Southwest logo]()
$151
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:20 pm -
1 stop7h 30m
Mon 11/25:30 am -
1 stop6h 55m
Deal found 9/9![Southwest logo]()
$155
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:20 pm -
2 stops7h 15m
Tue 10/206:25 am -
1 stop6h 25m
Deal found 9/11![Southwest logo]()
$156
One-way Southwest flights to PhiladelphiaSearch for one-way Southwest flight options to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way Southwest flight options to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:20 pm -
1 stop7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$76
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/812:00 pm -
1 stop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$80
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:05 am -
2 stops8h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$81
Flights to Philadelphia with Southwest at a glance
Find detailed information about Southwest flights from USA to Philadelphia. Explore the options provided by Southwest to plan your journey from USA to Philadelphia. Data last updated September 13, 2026.
Cheapflights Insights
Find cheap Southwest flights to Philadelphia
US0-PHL
ATL-PHL
MCO-PHL
DEN-PHL
How long is the flight to Philadelphia with Southwest?
On average, Southwest flights from the United States to Philadelphia take 2 hours 23 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.
Southwest weekly flight availability to Philadelphia
The most flights to Philadelphia operated by Southwest are scheduled on a Sunday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).
When is the best time to book a flight to Philadelphia with Southwest?
The best time to book a flight to Philadelphia with Southwest is 52 days before departure. On average, fares are higher if you book on the same day as departure.
When is the cheapest time to fly to Philadelphia with Southwest?
Users looking for the cheapest Southwest fares to Philadelphia should consider flying on Friday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Monday afternoons, when prices are usually at their highest.
FAQs about flights to Philadelphia with Southwest
Reviews of Southwest
See what Cheapflights users have to say about their Southwest experience.
Overview
Reviews
Southwest
4,191 reviews
Overview
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Recent reviews
4.0
|Sep 2026It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful
10.0
|Sep 2026I still think the aircraft should load from the back and window seats first for all passengers. It's so much easier and efficient to board when you do not have to worry about hitting Anyone already seated.
10.0
|Aug 2026great
10.0
|Jul 2026Good
8.0
|Jun 2026One delay in a 2 layover flight=a good trip. The crew was great.
1 out of 1397
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