$187+ Cheap flights from Kingsport, TN to Philadelphia (PHL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHL
Apr 16 — Apr 231
Round-trip
1 adult, Economy
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Find cheap flights from Kingsport to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kingsport to Philadelphia
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Best
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Cheapest flights from Kingsport to PhiladelphiaExplore the most affordable flight options available from Kingsport to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.
Explore the most affordable flight options available from Kingsport to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:12 pm
TRI
- PHL
1 stop15h 44m
Multiple Airlines
Wed 5/66:12 pm
PHL
- TRI
2 stops46h 10m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$286
This American Airlines deal was found by Cheapflights users on 3/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:24 pm
TRI
- PHL
1 stop4h 16m
American Airlines
Sat 4/1110:30 am
PHL
- TRI
1 stop5h 15m
American Airlines
Deal found 3/14![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:12 pm
TRI
- PHL
1 stop15h 44m
Multiple Airlines
Thu 5/78:00 am
PHL
- TRI
2 stops32h 22m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 3/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:41 pm
TRI
- PHL
1 stop5h 16m
Delta
Wed 6/105:30 am
PHL
- TRI
1 stop6h 36m
Delta
Deal found 3/13![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 3/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3110:31 am
TRI
- PHL
1 stop6h 41m
Delta
Sat 4/46:54 am
PHL
- TRI
1 stop6h 06m
Delta
Deal found 3/16![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 3/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:24 pm
TRI
- PHL
1 stop4h 16m
American Airlines
Sun 4/196:00 am
PHL
- TRI
1 stop4h 41m
American Airlines
Deal found 3/15![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 3/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:00 am
TRI
- PHL
1 stop4h 55m
American Airlines
Mon 3/233:35 pm
PHL
- TRI
1 stop5h 54m
American Airlines
Deal found 3/15![American Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:12 pm
TRI
- PHL
1 stop15h 44m
Multiple Airlines
Fri 5/86:12 pm
PHL
- TRI
2 stops50h 28m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:02 pm
TRI
- PHL
1 stop6h 35m
Multiple Airlines
Sun 6/76:30 am
PHL
- TRI
2 stops25h 44m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$395
This American Airlines deal was found by Cheapflights users on 3/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:45 am
TRI
- PHL
2 stops10h 54m
American Airlines
Wed 5/67:35 pm
PHL
- TRI
1 stop4h 19m
American Airlines
Deal found 3/16![American Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 3/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:15 am
TRI
- PHL
1 stop6h 39m
American Airlines
Sat 4/42:48 pm
PHL
- TRI
2 stops6h 41m
American Airlines
Deal found 3/16![American Airlines logo]()
$437
Best flights from Kingsport to PhiladelphiaDiscover carefully curated flight deals from Kingsport to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 17, 2026.
Discover carefully curated flight deals from Kingsport to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 17, 2026.
This American Airlines deal was found by Cheapflights users on 3/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:24 pm
TRI
- PHL
1 stop4h 16m
American Airlines
Sat 4/1110:30 am
PHL
- TRI
1 stop5h 15m
American Airlines
Deal found 3/14![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 3/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:55 pm
TRI
- PHL
1 stop5h 30m
Delta
Mon 7/134:05 pm
PHL
- TRI
1 stop6h 21m
Delta
Deal found 3/16![Delta logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/123:33 pm
TRI
- PHL
2 stops28h 10m
Multiple Airlines
Sun 4/1910:54 am
PHL
- TRI
1 stop25h 19m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 3/12. 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 8/216:00 am
TRI
- PHL
2 stops27h 46m
United Airlines
Tue 8/251:31 pm
PHL
- TRI
1 stop20h 49m
United Airlines
Deal found 3/12![United Airlines logo]()
$605
This Delta deal was found by Cheapflights users on 3/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:41 pm
TRI
- PHL
1 stop5h 16m
Delta
Wed 6/105:30 am
PHL
- TRI
1 stop6h 36m
Delta
Deal found 3/13![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 3/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:24 pm
TRI
- PHL
1 stop4h 16m
American Airlines
Sun 4/196:00 am
PHL
- TRI
1 stop4h 41m
American Airlines
Deal found 3/15![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 3/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3110:31 am
TRI
- PHL
1 stop6h 41m
Delta
Sat 4/46:54 am
PHL
- TRI
1 stop6h 06m
Delta
Deal found 3/16![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 3/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:45 am
TRI
- PHL
1 stop4h 01m
American Airlines
Wed 5/67:35 pm
PHL
- TRI
1 stop4h 19m
American Airlines
Deal found 3/16![American Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:25 pm
TRI
- PHL
1 stop3h 50m
American Airlines
Wed 6/312:07 pm
PHL
- TRI
1 stop3h 40m
American Airlines
Deal found 3/13![American Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Tue 7/75:46 pm
TRI
- PHL
1 stop18h 39m
United Airlines
Mon 7/137:45 pm
PHL
- TRI
2 stops21h 21m
United Airlines
Deal found 3/16![United Airlines logo]()
$635
Last-minute flights from Kingsport to PhiladelphiaDiscover last-minute flight deals from Kingsport to Philadelphia. Data last updated March 17, 2026 and is based on user searches.
Discover last-minute flight deals from Kingsport to Philadelphia. Data last updated March 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:00 am
TRI
- PHL
1 stop4h 55m
American Airlines
Mon 3/233:35 pm
PHL
- TRI
1 stop5h 54m
American Airlines
Deal found 3/15![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 3/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:17 pm
TRI
- PHL
1 stop5h 40m
Delta
Sun 3/225:40 am
PHL
- TRI
1 stop4h 10m
Delta
Deal found 3/15![Delta logo]()
$473
This American Airlines deal was found by Cheapflights users on 3/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:45 am
TRI
- PHL
1 stop5h 10m
American Airlines
Sun 3/228:31 am
PHL
- TRI
1 stop5h 50m
American Airlines
Deal found 3/15![American Airlines logo]()
$557
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:00 am
TRI
- PHL
1 stop4h 55m
American Airlines
Sat 3/283:47 pm
PHL
- TRI
1 stop5h 42m
American Airlines
Deal found 3/13![American Airlines logo]()
$502
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:08 pm
TRI
- PHL
1 stop7h 06m
Multiple Airlines
Fri 4/35:01 am
PHL
- TRI
1 stop7h 12m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$521
This Delta deal was found by Cheapflights users on 3/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3110:31 am
TRI
- PHL
1 stop6h 41m
Delta
Sat 4/46:54 am
PHL
- TRI
1 stop6h 06m
Delta
Deal found 3/16![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 3/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:15 am
TRI
- PHL
1 stop6h 39m
American Airlines
Sat 4/42:48 pm
PHL
- TRI
2 stops6h 41m
American Airlines
Deal found 3/16![American Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 3/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:24 pm
TRI
- PHL
1 stop4h 16m
American Airlines
Sat 4/1110:30 am
PHL
- TRI
1 stop5h 15m
American Airlines
Deal found 3/14![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 3/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:24 pm
TRI
- PHL
1 stop4h 16m
American Airlines
Sun 4/196:00 am
PHL
- TRI
1 stop4h 41m
American Airlines
Deal found 3/15![American Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/123:33 pm
TRI
- PHL
2 stops28h 10m
Multiple Airlines
Sun 4/1910:54 am
PHL
- TRI
1 stop25h 19m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$547
One-way flights from Kingsport to PhiladelphiaSearch for one-way flight options from Kingsport to Philadelphia. Find affordable one-way fares based on user searches. Data last updated March 17, 2026.
Search for one-way flight options from Kingsport to Philadelphia. Find affordable one-way fares based on user searches. Data last updated March 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/213:27 pm
TRI
- PHL
1 stop9h 13m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$187
This American Airlines deal was found by Cheapflights users on 3/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:29 pm
TRI
- PHL
1 stop4h 13m
American Airlines
Deal found 3/16![American Airlines logo]()
$259
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/211:10 am
TRI
- PHL
2 stops7h 11m
American Airlines
Deal found 3/13![American Airlines logo]()
$562
Find flight deals from Kingsport to Philadelphia
Keep the following information in mind while searching for Kingsport to Philadelphia flight deals. Data was last updated March 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $286 (Kiwi.com) |
One-way from | $187 (Kiwi.com) |
Popular in | January |
Cheapest in | December |
Average price | $368 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kingsport to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from Kingsport to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Wed 4/8
8:24 pm-12:40 am
1 stop4h 16m
Philadelphia
Sat 4/11
10:30 am-3:45 pm
1 stop5h 15m
$289
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Tue 7/7
6:55 pm-12:25 am
1 stop5h 30m
Philadelphia
Mon 7/13
4:05 pm-10:26 pm
1 stop6h 21m
$309
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Tue 6/2
7:41 pm-12:57 am
1 stop5h 16m
Philadelphia
Wed 6/10
5:30 am-12:06 pm
1 stop6h 36m
$309
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Tue 3/31
10:31 am-5:12 pm
1 stop6h 41m
Philadelphia
Sat 4/4
6:54 am-1:00 pm
1 stop6h 06m
$319
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Sun 4/12
8:24 pm-12:40 am
1 stop4h 16m
Philadelphia
Sun 4/19
6:00 am-10:41 am
1 stop4h 41m
$339
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Sat 5/2
7:45 am-11:46 am
1 stop4h 01m
Philadelphia
Wed 5/6
7:35 pm-11:54 pm
1 stop4h 19m
$349
Quickest round-trip
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Tue 6/2
8:25 pm-12:15 am
1 stop3h 50m
Philadelphia
Wed 6/3
12:07 pm-3:47 pm
1 stop3h 40m
$517
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Sun 4/12
3:33 pm-7:43 pm
2 stops28h 10m
Philadelphia
Sun 4/19
10:54 am-12:13 pm
1 stop25h 19m
$547
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Fri 8/21
6:00 am-9:46 am
2 stops27h 46m
Philadelphia
Tue 8/25
1:31 pm-10:20 am
1 stop20h 49m
$605
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Tue 7/7
5:46 pm-12:25 pm
1 stop18h 39m
Philadelphia
Mon 7/13
7:45 pm-5:06 pm
2 stops21h 21m
$635
Showing 1-10 of 13 resultsSorted by cheapest first
Best time to book a flight from Kingsport to Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Kingsport with our price prediction graph.
TRI-PHL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Kingsport to Philadelphia
K1N-PHL
TRI-PHL
What is the cheapest month to book a flight from Kingsport to Philadelphia?
Currently, July is the cheapest month in which you can book a flight from Kingsport to Philadelphia (average of $41). Flying from Kingsport to Philadelphia in December is currently the most expensive (average of $168). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from K1N to PHL?
Find hourly flight availability from Kingsport to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 17, 2026.
It’s typically best to fly out from Kingsport to Philadelphia in the morning. Doing so could potentially save you 49% on the flight price compared to flying in the evening, which is usually more expensive.
Weekly flight availability from Kingsport to Philadelphia
Explore weekly flight availability from Kingsport to Philadelphia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 17, 2026.
The most flights from K1N to PHL are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Kingsport to Philadelphia?
Reviews of airlines servicing Philadelphia
Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated March 17, 2026.
Read through reviews of airlines operating flights from Kingsport to Philadelphia, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.4
Boarding
7.5
Comfort
7.2
Entertainment
6.9
Crew
7.9
Overall
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Food
6.4
Boarding
7.5
Comfort
7.2
Entertainment
6.9
Crew
7.9
Overall
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Related info for your journey
Find useful and relevant information for your journey from Kingsport to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
Camden
King of Prussia
Ocean City
Cherry Hill
Lewes
Dewey Beach
Pottstown
Ephrata
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Kingsport to Philadelphia
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Complete your trip to Philadelphia by adding a car rental and/or hotel reservation to your travel itinerary.
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Kingsport and Philadelphia flights
Browse other Kingsport and Philadelphia flight options. Last updated on March 17, 2026.
Other flights to Philadelphia
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Kingsport to Philadelphia flights
Consider these flights traveling from Kingsport to Philadelphia.
Top 2 airlines flying from Kingsport to Philadelphia
Discover the top 2 airlines that operate flights from Kingsport to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$216 | Average$370 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$296 | Average$439 | FlexibilityNo cancel fee | On-time71% |