$142+ Cheap flights from Philadelphia (PHL) to Kingsport, TN
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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — TYS
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Kingsport 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 Philadelphia to Kingsport
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Best
Last-minute
One-way
Cheapest flights from Philadelphia to KingsportExplore the most affordable flight options available from Philadelphia to Kingsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
Explore the most affordable flight options available from Philadelphia to Kingsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/57:15 am -
1 stop8h 41m
Mon 10/128:41 pm -
1 stop12h 29m
Deal found 8/2![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/57:15 am -
1 stop8h 41m
Mon 10/198:41 pm -
1 stop12h 29m
Deal found 8/2![Multiple Airlines logo]()
$224
This Delta deal was found by Cheapflights users on 8/6. 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 10/153:40 pm -
1 stop6h 44m
Sun 10/187:19 pm -
1 stop5h 37m
Deal found 8/6![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/193:52 pm -
1 stop5h 10m
Sat 9/266:25 am -
1 stop3h 40m
Deal found 8/5![American Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 8/5. 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 9/253:54 pm -
1 stop6h 26m
Sun 9/277:19 pm -
1 stop5h 21m
Deal found 8/5![Delta logo]()
$314
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/33:56 pm -
1 stop5h 11m
Sun 9/67:00 am -
1 stop5h 56m
Deal found 8/2![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/112:04 pm -
1 stop6h 51m
Sat 9/511:06 am -
2 stops7h 06m
Deal found 8/3![American Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 9/35:16 pm -
1 stop18h 51m
Thu 9/105:53 pm -
2 stops21h 51m
Deal found 8/4![Multiple Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 8/4. 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 10/95:20 am -
1 stop4h 06m
Sun 10/117:19 pm -
1 stop5h 37m
Deal found 8/4![Delta logo]()
$359
Best flights from Philadelphia to KingsportDiscover carefully curated flight deals from Philadelphia to Kingsport that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from Philadelphia to Kingsport that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This Delta deal was found by Cheapflights users on 8/5. 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 10/153:40 pm -
1 stop6h 44m
Sun 10/187:19 pm -
1 stop5h 37m
Deal found 8/5![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/6. 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 9/193:52 pm -
1 stop5h 10m
Sat 9/266:25 am -
1 stop4h 50m
Deal found 8/6![American Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 9/35:16 pm -
1 stop18h 51m
Thu 9/105:53 pm -
2 stops21h 51m
Deal found 8/4![Multiple Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 8/5. 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 9/253:54 pm -
1 stop6h 26m
Sun 9/277:19 pm -
1 stop5h 21m
Deal found 8/5![Delta logo]()
$314
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/33:56 pm -
1 stop5h 11m
Sun 9/67:00 am -
1 stop5h 56m
Deal found 8/2![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/241:53 pm -
1 stop4h 41m
Sun 9/278:29 pm -
1 stop3h 44m
Deal found 8/2![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 8/4. 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 10/95:20 am -
1 stop4h 06m
Sun 10/117:19 pm -
1 stop5h 37m
Deal found 8/4![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/112:04 pm -
1 stop6h 51m
Sat 9/511:06 am -
2 stops7h 06m
Deal found 8/3![American Airlines logo]()
$328
Last-minute flights from Philadelphia to KingsportDiscover last-minute flight deals from Philadelphia to Kingsport. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Kingsport. Data last updated August 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/5. 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 8/64:56 pm -
1 stop6h 03m
Sun 8/98:17 pm -
1 stop3h 49m
Deal found 8/5![American Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 8/6. 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 8/128:10 am -
1 stop4h 51m
Sun 8/167:08 pm -
1 stop6h 11m
Deal found 8/6![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/6. 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 8/123:25 pm -
2 stops5h 42m
Sun 8/165:07 am -
1 stop6h 14m
Deal found 8/6![American Airlines logo]()
$415
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/112:04 pm -
1 stop6h 51m
Sat 9/511:06 am -
2 stops7h 06m
Deal found 8/3![American Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/33:56 pm -
1 stop5h 11m
Sun 9/67:00 am -
1 stop5h 56m
Deal found 8/3![American Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 9/35:16 pm -
1 stop18h 51m
Thu 9/105:53 pm -
2 stops21h 51m
Deal found 8/4![Multiple Airlines logo]()
$340
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/193:52 pm -
1 stop5h 10m
Sat 9/266:25 am -
1 stop3h 40m
Deal found 8/5![American Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 8/5. 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 9/253:54 pm -
1 stop6h 26m
Sun 9/277:19 pm -
1 stop5h 21m
Deal found 8/5![Delta logo]()
$314
One-way flights from Philadelphia to KingsportSearch for one-way flight options from Philadelphia to Kingsport. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from Philadelphia to Kingsport. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/207:50 am -
2 stops36h 11m
Deal found 8/3![Multiple Airlines logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Tue 8/1110:59 pm -
2 stops39h 38m
Deal found 8/4![Multiple Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 8/3. 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 8/3112:04 pm -
1 stop6h 51m
Deal found 8/3![American Airlines logo]()
$264
This Delta deal was found by Cheapflights users on 8/4. 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 8/115:15 am -
1 stop4h 15m
Deal found 8/4![Delta logo]()
$374
Find flight deals from Philadelphia to Kingsport
Keep the following information in mind while searching for Philadelphia to Kingsport flight deals. Data was last updated August 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $223 (Kiwi.com) |
One-way from | $142 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Kingsport 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 August 6, 2026.
Use the filters below to find and compare flights from Philadelphia to Kingsport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Thu 10/15
3:40 pm-10:24 pm
1 stop6h 44m
Blountville Tri Cities TN/VA
Sun 10/18
7:19 pm-12:56 am
1 stop5h 37m
$299
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Sat 9/19
3:52 pm-9:02 pm
1 stop5h 10m
Blountville Tri Cities TN/VA
Sat 9/26
6:25 am-11:15 am
1 stop4h 50m
$299
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Fri 9/25
3:54 pm-10:20 pm
1 stop6h 26m
Blountville Tri Cities TN/VA
Sun 9/27
7:19 pm-12:40 am
1 stop5h 21m
$314
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Thu 9/3
3:56 pm-9:07 pm
1 stop5h 11m
Blountville Tri Cities TN/VA
Sun 9/6
7:00 am-12:56 pm
1 stop5h 56m
$319
Quickest round-trip
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Thu 9/24
1:53 pm-6:34 pm
1 stop4h 41m
Blountville Tri Cities TN/VA
Sun 9/27
8:29 pm-12:13 am
1 stop3h 44m
$319
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Tue 9/1
12:04 pm-6:55 pm
1 stop6h 51m
Blountville Tri Cities TN/VA
Sat 9/5
11:06 am-6:12 pm
2 stops7h 06m
$328
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Thu 9/3
5:16 pm-12:07 pm
1 stop18h 51m
Blountville Tri Cities TN/VA
Thu 9/10
5:53 pm-3:44 pm
2 stops21h 51m
$340
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Fri 10/9
5:20 am-9:26 am
1 stop4h 06m
Blountville Tri Cities TN/VA
Sun 10/11
7:19 pm-12:56 am
1 stop5h 37m
$359
Cheapest one-way
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Sun 9/20
7:50 am-8:01 pm
2 stops36h 11m
$142
PhiladelphiaBlountville
PHL Philadelphia - TRI Blountville Tri Cities TN/VA
PHLTRI
Philadelphia
Tue 8/11
10:59 pm-2:37 pm
2 stops39h 38m
$247
Showing 1-10 of 13 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Kingsport
Have a flexible travel schedule? Discover the best time to fly to Kingsport from Philadelphia with our price prediction graph.
PHL-TRI
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 Philadelphia to Kingsport
PHL-K1N
PHL-TRI
What is the cheapest time of day to fly from PHL to K1N?
Find hourly flight availability from Philadelphia to Kingsport. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 6, 2026.
When flying from Philadelphia to Kingsport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 37% versus a flight in the evening.
Weekly flight availability from Philadelphia to Kingsport
Explore weekly flight availability from Philadelphia to Kingsport. 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 August 6, 2026.
The most flights from PHL to K1N are scheduled on a Wednesday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
What is the cheapest day to fly from Philadelphia to Kingsport?
Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Kingsport. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their Philadelphia to Kingsport flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Kingsport
Get insights into the airlines that provide service to Kingsport. 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 Kingsport. Reviews last updated August 6, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Philadelphia to Kingsport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Kingsport. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to Kingsport by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Philadelphia to Kingsport, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Kingsport flights
Browse other Philadelphia and Kingsport flight options. Last updated on August 6, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on August 6, 2026.
Popular flight searches
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Philadelphia to Kingsport flights
Consider these flights traveling from Philadelphia to Kingsport.
Top 5 airlines flying from Philadelphia to Kingsport
Discover the top 5 airlines that operate flights from Philadelphia to Kingsport. 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 August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$130 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$118 | Average$469 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$265 | Average$400 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$309 | Average$478 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$339 | Average$498 | FlexibilityNo cancel fee | On-time69% |