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$226+ 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHL
jun. 21 — jun. 281
sáb. 6/21
sáb. 6/28
1 adult, Economy
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Cheap flight deals from Kingsport to Philadelphia

Keep the following information in mind while searching for Kingsport to Philadelphia flight deals. Data was last updated junio 16, 2025.

Round-trip from

$357
(Delta)

One-way from

$226
(American Airlines)

Popular in

August

Cheapest in

February

Average price

$346
From Kingsport to Philadelphia
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One-way flight from Kingsport to Philadelphia
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Highest demand for flights based on searches. 17% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Kingsport to Philadelphia

Cheapest flights from Kingsport to Philadelphia
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 junio 16, 2025.

This American Airlines deal was found by Cheapflights users on 6/14. 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.
mié. 7/165:05 amTRI - PHL
1 stop4h 05mAmerican Airlines
dom. 7/206:08 amPHL - TRI
1 stop4h 38mAmerican Airlines
Deal found 6/14$357
This Delta deal was found by Cheapflights users on 6/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/171:24 pmTRI - PHL
1 stop5h 04mDelta
lun. 7/215:30 amPHL - TRI
1 stop4h 00mDelta
Deal found 6/14$367
This Mytrip deal was found by Cheapflights users on 6/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/173:39 pmTRI - PHL
3 stops24h 37mMultiple Airlines
dom. 7/206:13 amPHL - TRI
3 stops32h 32mMultiple Airlines
Deal found 6/14$446

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 junio 16, 2025.
Use the filters below to find and compare flights from Kingsport to Philadelphia that are best for you.

Fly from

Kingsport

Fly to

Philadelphia

Route

Depart

Return

Price

BlountvillePhiladelphia

TRI - PHL

TRIPHL

Blountville Tri Cities TN/VA

mié. 10/1

3:50 pm-7:45 pm

1 stop3h 55m

Philadelphia

sáb. 10/4

8:25 am-3:06 pm

1 stop6h 41m

$357

BlountvillePhiladelphia

TRI - PHL

TRIPHL

Blountville Tri Cities TN/VA

mié. 10/1

12:27 pm-5:55 pm

2 stops5h 28m

Philadelphia

sáb. 10/4

1:35 pm-6:37 pm

1 stop5h 02m

$377

BlountvillePhiladelphia

TRI - PHL

TRIPHL

Blountville Tri Cities TN/VA

jue. 7/17

3:39 pm-4:16 pm

3 stops24h 37m

Philadelphia

dom. 7/20

6:13 am-2:45 pm

3 stops32h 32m

$446

BlountvillePhiladelphia

TRI - PHL

TRIPHL

Blountville Tri Cities TN/VA

mar. 7/29

5:05 am-9:10 am

1 stop4h 05m

$226

BlountvillePhiladelphia

TRI - PHL

TRIPHL

Blountville Tri Cities TN/VA

sáb. 7/12

7:43 pm-12:59 am

1 stop5h 16m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

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.
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

What is the cheapest month to book a flight from Kingsport to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Kingsport to Philadelphia (average of $236). Flying from Kingsport to Philadelphia in March is currently the most expensive (average of $295). 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 junio 16, 2025.

When flying from Kingsport to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 June 15, 2025.

Travelers seeking maximum savings on their Kingsport to Philadelphia flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday mornings 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 junio 16, 2025.

The most flights from K1N to PHL are scheduled on a Saturday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 junio 16, 2025.
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What airport do you fly into for flights to Philadelphia from Kingsport?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly into when you book flights from Kingsport to Philadelphia. 4 airlines have flights to Philadelphia from Kingsport on a regular basis. Booking flights from Kingsport to Philadelphia should not be difficult; the airport handles an average of 0 inbound flights from Kingsport per day.

  • How popular is this Kingsport to Philadelphia flight route?

    Flights from Kingsport to Philadelphia have been viewed 21 times in the past calendar month.

  • What are the most reliable airlines from Kingsport to Philadelphia?

    The top 3 most reliable airlines when flying from Kingsport to Philadelphia are PSA Airlines (92%), American Airlines (78%) and Piedmont Airlines (71%).

  • What are the cheapest flights from Kingsport to Philadelphia?

    While on average a flight from Kingsport to Philadelphia is generally $933, our data shows the cheapest flight currently is $140. When looking at the most popular route, (Blountville Tri Cities TN/VA - Philadelphia), you can expect to pay $357 for that flight.

  • Can I find deals for flights from Kingsport to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Kingsport to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kingsport to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kingsport to Philadelphia.

  • Can I find deals for business class flights from Kingsport to Philadelphia?

    Yes. Cheapflights offers flight deals from Kingsport to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kingsport to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Kingsport to Philadelphia (average of $236). Flying from Kingsport to Philadelphia in March is currently the most expensive (average of $295). 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.

See more FAQs

Traveling to a place near Kingsport?

Book flights to Kingsport if you plan to visit one of these locations
Vineland
Wildwood
Pottstown
King of Prussia
Cherry Hill
Exton
Ocean City
Chester
Essington
Reading
Newark
Middletown
Millville
Ephrata
Camden
Dover
Elkton
Willow Grove
Glen Mills
Springfield

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Alternative routes for Kingsport to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Kingsport to Philadelphia

Discover the top 4 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 junio 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$70FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$195Average$364FlexibilityNo cancel feeOn-time69%
DeltaCheapest$198Average$457FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$458FlexibilityNo cancel feeOn-time71%

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