$151+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHL
Jun 13 — Jun 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
Best
Last-minute
One-way
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 May 14, 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 May 14, 2026.
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/244:14 pm
TRI
- PHL
1 stop5h 06m
Delta
Mon 7/275:15 am
PHL
- TRI
1 stop4h 20m
Delta
Deal found 5/10![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:41 pm
TRI
- PHL
1 stop5h 16m
Delta
Sat 5/306:35 am
PHL
- TRI
1 stop6h 21m
Delta
Deal found 5/11![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 5/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:27 pm
TRI
- PHL
1 stop3h 48m
American Airlines
Sun 6/216:00 am
PHL
- TRI
1 stop4h 42m
American Airlines
Deal found 5/9![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/213:50 pm
TRI
- PHL
1 stop6h 22m
Delta
Thu 5/286:24 pm
PHL
- TRI
1 stop4h 16m
Delta
Deal found 5/12![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1612:49 pm
TRI
- PHL
1 stop4h 26m
Delta
Sat 12/195:30 am
PHL
- TRI
1 stop6h 34m
Delta
Deal found 5/12![Delta logo]()
$343
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:27 pm
TRI
- PHL
1 stop3h 48m
American Airlines
Mon 6/223:52 pm
PHL
- TRI
1 stop6h 05m
American Airlines
Deal found 5/12![American Airlines logo]()
$396
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:02 pm
TRI
- PHL
1 stop6h 41m
Multiple Airlines
Sun 6/217:22 pm
PHL
- TRI
2 stops16h 45m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2412:47 pm
TRI
- PHL
2 stops23h 35m
Multiple Airlines
Mon 7/275:21 am
PHL
- TRI
1 stop6h 46m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$445
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/148:25 pm
TRI
- PHL
1 stop3h 34m
American Airlines
Sat 12/197:15 pm
PHL
- TRI
1 stop4h 39m
American Airlines
Deal found 5/12![American Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:02 pm
TRI
- PHL
2 stops22h 11m
Multiple Airlines
Mon 6/225:26 am
PHL
- TRI
1 stop6h 41m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:02 pm
TRI
- PHL
1 stop6h 27m
Multiple Airlines
Wed 6/311:59 pm
PHL
- TRI
2 stops36h 08m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$546
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/143:50 pm
TRI
- PHL
1 stop7h 06m
Delta
Fri 12/186:35 am
PHL
- TRI
1 stop5h 29m
Delta
Deal found 5/12![Delta logo]()
$567
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 May 14, 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 May 14, 2026.
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/244:14 pm
TRI
- PHL
1 stop5h 06m
Delta
Mon 7/275:15 am
PHL
- TRI
1 stop4h 20m
Delta
Deal found 5/10![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:27 pm
TRI
- PHL
1 stop3h 48m
American Airlines
Mon 6/223:52 pm
PHL
- TRI
1 stop6h 05m
American Airlines
Deal found 5/12![American Airlines logo]()
$396
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:02 pm
TRI
- PHL
1 stop6h 27m
Multiple Airlines
Wed 6/311:59 pm
PHL
- TRI
2 stops36h 08m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$546
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:55 pm
TRI
- PHL
1 stop5h 32m
Delta
Tue 10/66:13 pm
PHL
- TRI
1 stop4h 11m
Delta
Deal found 5/11![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:05 am
TRI
- PHL
1 stop4h 57m
Delta
Mon 10/266:35 am
PHL
- TRI
1 stop5h 29m
Delta
Deal found 5/11![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:41 pm
TRI
- PHL
1 stop5h 16m
Delta
Sat 5/306:35 am
PHL
- TRI
1 stop6h 21m
Delta
Deal found 5/11![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 5/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2611:10 am
TRI
- PHL
2 stops7h 11m
American Airlines
Sat 5/3010:30 am
PHL
- TRI
1 stop5h 17m
American Airlines
Deal found 5/11![American Airlines logo]()
$704
This Delta deal was found by Cheapflights users on 5/13. 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.
Mon 6/17:41 pm
TRI
- PHL
1 stop5h 16m
Delta
Wed 6/35:17 pm
PHL
- TRI
1 stop5h 23m
Delta
Deal found 5/13![Delta logo]()
$605
This American Airlines deal was found by Cheapflights users on 5/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:05 am
TRI
- PHL
2 stops5h 45m
American Airlines
Mon 10/261:52 pm
PHL
- TRI
1 stop3h 34m
American Airlines
Deal found 5/11![American Airlines logo]()
$832
This American Airlines deal was found by Cheapflights users on 5/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:04 pm
TRI
- PHL
2 stops5h 06m
American Airlines
Tue 10/612:04 pm
PHL
- TRI
1 stop5h 22m
American Airlines
Deal found 5/11![American Airlines logo]()
$849
Last-minute flights from Kingsport to PhiladelphiaDiscover last-minute flight deals from Kingsport to Philadelphia. Data last updated May 14, 2026 and is based on user searches.
Discover last-minute flight deals from Kingsport to Philadelphia. Data last updated May 14, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:11 am
TRI
- PHL
1 stop7h 08m
Delta
Fri 5/155:17 am
PHL
- TRI
1 stop4h 14m
Delta
Deal found 5/10![Delta logo]()
$857
This American Airlines deal was found by Cheapflights users on 5/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:05 am
TRI
- PHL
2 stops6h 41m
American Airlines
Fri 5/155:35 pm
PHL
- TRI
1 stop4h 22m
American Airlines
Deal found 5/10![American Airlines logo]()
$1,215
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/213:50 pm
TRI
- PHL
1 stop6h 22m
Delta
Thu 5/286:24 pm
PHL
- TRI
1 stop4h 16m
Delta
Deal found 5/12![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2111:10 am
TRI
- PHL
2 stops6h 54m
American Airlines
Thu 5/283:51 pm
PHL
- TRI
1 stop4h 11m
American Airlines
Deal found 5/12![American Airlines logo]()
$729
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:41 pm
TRI
- PHL
1 stop5h 16m
Delta
Sat 5/306:35 am
PHL
- TRI
1 stop6h 21m
Delta
Deal found 5/11![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 5/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2611:10 am
TRI
- PHL
2 stops7h 11m
American Airlines
Sat 5/3010:30 am
PHL
- TRI
1 stop5h 17m
American Airlines
Deal found 5/11![American Airlines logo]()
$704
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:02 pm
TRI
- PHL
1 stop6h 27m
Multiple Airlines
Wed 6/311:59 pm
PHL
- TRI
2 stops36h 08m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$546
This Delta deal was found by Cheapflights users on 5/13. 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.
Mon 6/17:41 pm
TRI
- PHL
1 stop5h 16m
Delta
Wed 6/35:17 pm
PHL
- TRI
1 stop5h 23m
Delta
Deal found 5/13![Delta logo]()
$605
This American Airlines deal was found by Cheapflights users on 5/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:27 pm
TRI
- PHL
1 stop3h 48m
American Airlines
Sun 6/216:00 am
PHL
- TRI
1 stop4h 42m
American Airlines
Deal found 5/9![American Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:27 pm
TRI
- PHL
1 stop3h 48m
American Airlines
Mon 6/223:52 pm
PHL
- TRI
1 stop6h 05m
American Airlines
Deal found 5/12![American Airlines logo]()
$396
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:02 pm
TRI
- PHL
1 stop6h 41m
Multiple Airlines
Sun 6/217:22 pm
PHL
- TRI
2 stops16h 45m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:02 pm
TRI
- PHL
2 stops22h 11m
Multiple Airlines
Mon 6/225:26 am
PHL
- TRI
1 stop6h 41m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$523
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 May 14, 2026.
Search for one-way flight options from Kingsport to Philadelphia. Find affordable one-way fares based on user searches. Data last updated May 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:02 pm
TRI
- PHL
1 stop15h 52m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 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 stop15h 52m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/255:02 pm
TRI
- PHL
2 stops37h 19m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$235
This Delta deal was found by Cheapflights users on 5/13. 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.
Wed 5/273:50 pm
TRI
- PHL
1 stop4h 59m
Delta
Deal found 5/13![Delta logo]()
$318
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Wed 5/277:00 am
TRI
- PHL
2 stops7h 51m
American Airlines
Deal found 5/13![American Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/283:27 pm
TRI
- PHL
3 stops33h 17m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/313:27 pm
TRI
- PHL
3 stops48h 15m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 5/13. 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 5/267:41 pm
TRI
- PHL
1 stop5h 16m
Delta
Deal found 5/13![Delta logo]()
$369
This American Airlines deal was found by Cheapflights users on 5/13. 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 5/267:00 am
TRI
- PHL
2 stops7h 51m
American Airlines
Deal found 5/13![American Airlines logo]()
$503
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 May 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (Delta) |
One-way from | $151 (Kiwi.com) |
Popular in | May |
Cheapest in | December |
Average price | $616 |
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 May 14, 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
Fri 7/24
4:14 pm-9:20 pm
1 stop5h 06m
Philadelphia
Mon 7/27
5:15 am-9:35 am
1 stop4h 20m
$299
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Fri 10/2
6:55 pm-12:27 am
1 stop5h 32m
Philadelphia
Tue 10/6
6:13 pm-10:24 pm
1 stop4h 11m
$299
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Wed 10/21
6:05 am-11:02 am
1 stop4h 57m
Philadelphia
Mon 10/26
6:35 am-12:04 pm
1 stop5h 29m
$299
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Tue 5/26
7:41 pm-12:57 am
1 stop5h 16m
Philadelphia
Sat 5/30
6:35 am-12:56 pm
1 stop6h 21m
$319
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Fri 6/19
8:27 pm-12:15 am
1 stop3h 48m
Philadelphia
Mon 6/22
3:52 pm-9:57 pm
1 stop6h 05m
$396
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Mon 6/1
5:02 pm-11:29 pm
1 stop6h 27m
Philadelphia
Wed 6/3
11:59 pm-12:07 pm
2 stops36h 08m
$546
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Mon 6/1
7:41 pm-12:57 am
1 stop5h 16m
Philadelphia
Wed 6/3
5:17 pm-10:40 pm
1 stop5h 23m
$605
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Tue 5/26
11:10 am-6:21 pm
2 stops7h 11m
Philadelphia
Sat 5/30
10:30 am-3:47 pm
1 stop5h 17m
$704
Quickest round-trip
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Fri 10/23
7:05 am-12:50 pm
2 stops5h 45m
Philadelphia
Mon 10/26
1:52 pm-5:26 pm
1 stop3h 34m
$832
BlountvillePhiladelphia
TRI - PHL
TRIPHL
Blountville Tri Cities TN/VA
Thu 10/1
4:04 pm-9:10 pm
2 stops5h 06m
Philadelphia
Tue 10/6
12:04 pm-5:26 pm
1 stop5h 22m
$849
Showing 1-10 of 17 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 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 May 14, 2026.
It’s typically best to fly out from Kingsport to Philadelphia in the morning. Doing so could potentially save you 37% on the flight price compared to flying at noon, which is usually more expensive.
What is the cheapest day to fly from Kingsport to Philadelphia?
Use this chart to determine the cheapest time to fly round-trip from Kingsport to Philadelphia. Price data was last updated on May 9, 2026.
Travelers seeking maximum savings on their Kingsport to Philadelphia flight should consider departing on Friday afternoons when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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 May 14, 2026.
The most flights from K1N to PHL are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 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 May 14, 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.
Entertainment
6.9
Food
6.4
Crew
7.9
Boarding
7.5
Comfort
7.2
Overall
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Entertainment
6.9
Food
6.4
Crew
7.9
Boarding
7.5
Comfort
7.2
Overall
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
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
King of Prussia
Reading
Camden
Ocean City
Lewes
Dewey Beach
Pottstown
Vineland
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester
Newark
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Philadelphia flight routes
Popular flights
Top destinations
Alternative routes for Kingsport to Philadelphia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Philadelphia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kingsport to Philadelphia by cabin class
Find flights from Kingsport to Philadelphia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kingsport and Philadelphia flights
Browse other Kingsport and Philadelphia flight options. Last updated on May 14, 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 May 14, 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 3 airlines flying from Kingsport to Philadelphia
Discover the top 3 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 May 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$126 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$216 | Average$407 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$296 | Average$463 | FlexibilityNo cancel fee | On-time71% |