HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$354+ Cheap flights from Kingsport, TN to Philadelphia (PHL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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

Keep the following information in mind while searching for Kingsport to Philadelphia flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$354
(Delta)

Popular in

August

Cheapest in

February

Average price

$308
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Philadelphia flights.
Search Deals
From Kingsport to Philadelphia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 February 20, 2025.

This Delta deal was found by Cheapflights users on 2/20. 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 3/187:20 pmTRI - PHL
1 stop5h 25mDelta
Mon 3/248:05 amPHL - TRI
1 stop4h 11mDelta
Deal found 2/20$354
This American Airlines deal was found by Cheapflights users on 2/20. 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 6/138:39 pmTRI - PHL
1 stop4h 12mAmerican Airlines
Sun 6/156:02 amPHL - TRI
1 stop3h 57mAmerican Airlines
Deal found 2/20$399

Find flights from Kingsport to Philadelphia within your budget

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 February 20, 2025.

Fly from

Kingsport

Fly to

Philadelphia

Route

Depart

Return

Price

BlountvillePhiladelphia

TRI - PHL

TRIPHL

Blountville Tri Cities TN/VA

Tue 3/18

7:20 pm-12:45 am

1 stop5h 25m

Philadelphia

Mon 3/24

8:05 am-12:16 pm

1 stop4h 11m

$354

BlountvillePhiladelphia

TRI - PHL

TRIPHL

Blountville Tri Cities TN/VA

Fri 6/13

8:39 pm-12:51 am

1 stop4h 12m

Philadelphia

Sun 6/15

6:02 am-9:59 am

1 stop3h 57m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.

Travel insights for flights from Kingsport to Philadelphia

Get recent, data-driven insights about flights from Kingsport to Philadelphia including ideal travel times, pricing trends, and more.

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 February 20, 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 February 16, 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 February 20, 2025.

The most flights from K1N to PHL are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 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 February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 24 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 (96%), Qatar Airways (91%) and Alaska Airlines (88%).

  • What are the cheapest flights from Kingsport to Philadelphia?

    While on average a flight from Kingsport to Philadelphia is generally $1,146, our data shows the cheapest flight currently is $219. When looking at the most popular route, (Blountville Tri Cities TN/VA - Philadelphia), you can expect to pay $354 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
King of Prussia
Vineland
Pottstown
Reading
Wildwood
Exton
Ocean City
Cherry Hill
Essington
Chester
Willow Grove
Newark
Middletown
Millville
Wyomissing
Ephrata
Dewey Beach
West Chester
Malvern
Dover

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 for Kingsport to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to LaGuardia flights
Nashville to John F Kennedy Intl flights
Nashville to Newark flights
Nashville to Reagan-National flights
Memphis to LaGuardia flights
Nashville to Dulles Intl flights
Memphis to John F Kennedy Intl flights
Memphis to Newark flights
Knoxville to LaGuardia flights
Nashville to Philadelphia flights
Knoxville to Dulles Intl flights
Knoxville to John F Kennedy Intl flights
Chattanooga to LaGuardia flights
Knoxville to Reagan-National flights
Memphis to Reagan-National flights
Chattanooga to John F Kennedy Intl flights
Memphis to Dulles Intl flights
Memphis to Philadelphia flights
Chattanooga to Newark flights
Memphis to Harrisburg flights
Chattanooga to Dulles Intl flights
Knoxville to Philadelphia flights
Chattanooga to Reagan-National flights
Knoxville to Newark flights
Nashville to Pittsburgh flights
Chattanooga to Philadelphia flights
Blountville to John F Kennedy Intl flights
Blountville to Newark flights
Blountville to LaGuardia flights
Memphis to Pittsburgh flights
Nashville to Scranton flights
Nashville to Harrisburg flights
Knoxville to Allentown flights
Chattanooga to Allentown flights
Chattanooga to Harrisburg flights
Chattanooga to Pittsburgh flights
Knoxville to Pittsburgh flights
Nashville to State College flights
Nashville to Allentown flights
Knoxville to Harrisburg flights
Blountville to Philadelphia flights
Memphis to Allentown flights
Knoxville to State College flights
Nashville to Elmira flights
Blountville to Dulles Intl flights
Blountville to Reagan-National flights
Memphis to Scranton flights
Knoxville to Scranton flights
Memphis to State College flights
Memphis to Erie flights

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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$90FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$168Average$451FlexibilityNo cancel feeOn-time71%
DeltaCheapest$183Average$458FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$195Average$300FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.