Cheap Flights from Philadelphia (PHL) to Tri-Cities (TRI)

Popular airlines from Philadelphia International Airport (PHL) to Tri-Cities, TN (TRI-Tri-Cities Regional)

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Cheap Flights from Philadelphia (PHL) to Tri-Cities (TRI)

Prices were available within the past 7 days and start at for one-way flights and ₹27,976 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 27 Jul - Tue, 12 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹27,976 Return, found 6 days ago
₹27,976
Return
found 6 days ago
Select Delta flight, departing Sun, 27 Jul from Philadelphia to Tri-Cities, returning Tue, 12 Aug, priced at ₹27,976 found 6 days ago
Delta
Sun, 27 Jul - Mon, 11 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹28,831 Return, found 6 days ago
₹28,831
Return
found 6 days ago
Select Delta flight, departing Sun, 27 Jul from Philadelphia to Tri-Cities, returning Mon, 11 Aug, priced at ₹28,831 found 6 days ago
Delta
Sun, 27 Jul - Thu, 7 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹29,685 Return, found 6 days ago
₹29,685
Return
found 6 days ago
Select Delta flight, departing Sun, 27 Jul from Philadelphia to Tri-Cities, returning Thu, 7 Aug, priced at ₹29,685 found 6 days ago
Delta
Sat, 26 Jul - Tue, 29 Jul
PHL
Philadelphia
TRI
Tri-Cities
₹31,400 Return, found 6 days ago
₹31,400
Return
found 6 days ago
Select Delta flight, departing Sat, 26 Jul from Philadelphia to Tri-Cities, returning Tue, 29 Jul, priced at ₹31,400 found 6 days ago
Delta
Tue, 22 Jul - Tue, 12 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹33,029 Return, found 6 days ago
₹33,029
Return
found 6 days ago
Select Delta flight, departing Tue, 22 Jul from Philadelphia to Tri-Cities, returning Tue, 12 Aug, priced at ₹33,029 found 6 days ago
Delta
Tue, 22 Jul - Mon, 11 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹33,889 Return, found 6 days ago
₹33,889
Return
found 6 days ago
Select Delta flight, departing Tue, 22 Jul from Philadelphia to Tri-Cities, returning Mon, 11 Aug, priced at ₹33,889 found 6 days ago
Delta
Mon, 21 Jul - Tue, 12 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹33,975 Return, found 6 days ago
₹33,975
Return
found 6 days ago
Select Delta flight, departing Mon, 21 Jul from Philadelphia to Tri-Cities, returning Tue, 12 Aug, priced at ₹33,975 found 6 days ago
Delta
Tue, 22 Jul - Thu, 7 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹34,743 Return, found 6 days ago
₹34,743
Return
found 6 days ago
Select Delta flight, departing Tue, 22 Jul from Philadelphia to Tri-Cities, returning Thu, 7 Aug, priced at ₹34,743 found 6 days ago
Delta
Mon, 21 Jul - Mon, 11 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹34,829 Return, found 6 days ago
₹34,829
Return
found 6 days ago
Select Delta flight, departing Mon, 21 Jul from Philadelphia to Tri-Cities, returning Mon, 11 Aug, priced at ₹34,829 found 6 days ago
Delta
Mon, 21 Jul - Thu, 7 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹35,689 Return, found 6 days ago
₹35,689
Return
found 6 days ago
Select Delta flight, departing Mon, 21 Jul from Philadelphia to Tri-Cities, returning Thu, 7 Aug, priced at ₹35,689 found 6 days ago
Delta
Tue, 22 Jul - Tue, 29 Jul
PHL
Philadelphia
TRI
Tri-Cities
₹36,372 Return, found 6 days ago
₹36,372
Return
found 6 days ago
Select Delta flight, departing Tue, 22 Jul from Philadelphia to Tri-Cities, returning Tue, 29 Jul, priced at ₹36,372 found 6 days ago
Delta
Tue, 22 Jul - Mon, 28 Jul
PHL
Philadelphia
TRI
Tri-Cities
₹36,458 Return, found 6 days ago
₹36,458
Return
found 6 days ago
Select Delta flight, departing Tue, 22 Jul from Philadelphia to Tri-Cities, returning Mon, 28 Jul, priced at ₹36,458 found 6 days ago
Delta
Mon, 21 Jul - Tue, 29 Jul
PHL
Philadelphia
TRI
Tri-Cities
₹37,312 Return, found 6 days ago
₹37,312
Return
found 6 days ago
Select Delta flight, departing Mon, 21 Jul from Philadelphia to Tri-Cities, returning Tue, 29 Jul, priced at ₹37,312 found 6 days ago
Delta
Mon, 21 Jul - Mon, 28 Jul
PHL
Philadelphia
TRI
Tri-Cities
₹37,398 Return, found 6 days ago
₹37,398
Return
found 6 days ago
Select Delta flight, departing Mon, 21 Jul from Philadelphia to Tri-Cities, returning Mon, 28 Jul, priced at ₹37,398 found 6 days ago
Delta
Tue, 22 Jul - Fri, 25 Jul
PHL
Philadelphia
TRI
Tri-Cities
₹40,742 Return, found 6 days ago
₹40,742
Return
found 6 days ago
Select Delta flight, departing Tue, 22 Jul from Philadelphia to Tri-Cities, returning Fri, 25 Jul, priced at ₹40,742 found 6 days ago
Delta
Sun, 27 Jul - Fri, 1 Aug
PHL
Philadelphia
TRI
Tri-Cities
₹43,348 Return, found 6 days ago
₹43,348
Return
found 6 days ago
Select Delta flight, departing Sun, 27 Jul from Philadelphia to Tri-Cities, returning Fri, 1 Aug, priced at ₹43,348 found 6 days ago

Find the cheapest month to fly from Philadelphia (PHL) to Blountville (TRI)

April is typically the cheapest month to fly

From ₹24,575 - ₹50,319 per traveller.

Graph displaying average flight prices per month

Flight from Philadelphia to Tri-Cities route information
Origin airport
Philadelphia Intl.
Destination airport
Tri-Cities Regional
Return price
₹27,976
Distance
726 km

Frequently asked questions

How much is a flight from Philadelphia Airport to Tri-Cities Regional Airport (TRI)?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Philadelphia Airport and Tri-Cities Airport start from ₹27,976. Book today to get the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Philadelphia Airport to TRI?
The majority of flights can be cancelled online, but whether you incur a fee varies between airlines. If you do need to cancel your holiday, follow the instructions in the Customer Service Portal.
How do I find cheap flights from PHL to TRI that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Philadelphia Airport to Tri-Cities Regional Airport (TRI) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Philadelphia Intl. Airport (PHL) to TRI?
You won't need a lengthy novel for this flight — it's only 730 kilometres from Philadelphia to Blountville. Find your seat, order some food and you'll be in Blountville before you know it.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to Tri-Cities Airport?
You won't find any airlines operating directly between Philadelphia Airport and Tri-Cities Regional Airport (TRI), so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a welcome way to break up a trip!
Are Philadelphia Airport to TRI flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so it's no sure thing. While last-minute deals between Philadelphia Intl. Airport (PHL) and TRI are of course possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some airlines publicize their prices up to 12 months ahead of the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking back and be ready to book when the price dips.

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