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St. Petersburg to Tri-Cities Regional flight ticket price

Compare live prices for PIE to TRI. Use the search panel to change origin, destination, passengers, cabin and trip type instantly.
PIE → TRI Approx. 952.75 km 11 May 2026 Live inventory
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Showing 25 of 48 live flights
Allegiant Air
G4-2754
12:14
05/11/2026
PIE
St Petersburg Clearwater International Airport
1h 46m
Non-stop
14:00
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹4,744
per person
✕ Non-refundable🔥 Last 3 seats
American Airlines
AA-1225
06:00
05/11/2026
TPA
St Petersburg Clearwater International Airport
4h 41m
1 Stop
⏱ CLT · 1h 24mCLT Airport
10:41
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable5 fare options
American Airlines
AA-3052
18:58
05/11/2026
TPA
St Petersburg Clearwater International Airport
4h 56m
1 Stop
⏱ CLT · 1h 48mCLT Airport
23:54
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable5 fare options
American Airlines
AA-2600
10:45
05/11/2026
TPA
St Petersburg Clearwater International Airport
5h 0m
1 Stop
⏱ CLT · 1h 59mCLT Airport
15:45
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable5 fare options
American Airlines
AA-3024
15:33
05/11/2026
TPA
St Petersburg Clearwater International Airport
6h 24m
1 Stop
⏱ CLT · 3h 15mCLT Airport
21:57
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable5 fare options
Delta Air Lines
DL-1425
18:46
05/11/2026
TPA
St Petersburg Clearwater International Airport
3h 54m
1 Stop
⏱ ATL · 0h 59mATL Airport
22:40
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable
Delta Air Lines
DL-1227
11:01
05/11/2026
TPA
St Petersburg Clearwater International Airport
3h 59m
1 Stop
⏱ ATL · 1h 18mATL Airport
15:00
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable
Delta Air Lines
DL-2330
05:26
05/11/2026
TPA
St Petersburg Clearwater International Airport
4h 5m
1 Stop
⏱ ATL · 1h 15mATL Airport
09:31
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable
Delta Air Lines
DL-744
08:50
05/11/2026
TPA
St Petersburg Clearwater International Airport
4h 5m
1 Stop
⏱ ATL · 1h 13mATL Airport
12:55
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable
Delta Air Lines
DL-759
17:46
05/11/2026
TPA
St Petersburg Clearwater International Airport
4h 54m
1 Stop
⏱ ATL · 2h 2mATL Airport
22:40
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable
Delta Air Lines
DL-2605
09:58
05/11/2026
TPA
St Petersburg Clearwater International Airport
5h 2m
1 Stop
⏱ ATL · 2h 24mATL Airport
15:00
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable
Delta Air Lines
DL-1486
07:50
05/11/2026
TPA
St Petersburg Clearwater International Airport
5h 5m
1 Stop
⏱ ATL · 2h 10mATL Airport
12:55
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable
Delta Air Lines
DL-744
08:50
05/11/2026
TPA
St Petersburg Clearwater International Airport
6h 10m
1 Stop
⏱ ATL · 3h 26mATL Airport
15:00
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,971
per person
✕ Non-refundable
American Airlines
AA-3033
11:41
05/11/2026
TPA
St Petersburg Clearwater International Airport
4h 4m
1 Stop
⏱ CLT · 1h 1mCLT Airport
15:45
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,983
per person
✕ Non-refundable4 fare options
American Airlines
AA-3024
15:33
05/11/2026
TPA
St Petersburg Clearwater International Airport
4h 26m
1 Stop
⏱ CLT · 1h 15mCLT Airport
19:59
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,983
per person
✕ Non-refundable🔥 Last 3 seats4 fare options
American Airlines
AA-2905
16:50
05/11/2026
TPA
St Petersburg Clearwater International Airport
5h 7m
1 Stop
⏱ CLT · 1h 58mCLT Airport
21:57
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,983
per person
✕ Non-refundable4 fare options
American Airlines
AA-1704
08:15
05/11/2026
TPA
St Petersburg Clearwater International Airport
6h 15m
1 Stop
⏱ CLT · 3h 9mCLT Airport
14:30
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,983
per person
✕ Non-refundable🔥 Last 3 seats4 fare options
American Airlines
AA-2905
16:50
05/11/2026
TPA
St Petersburg Clearwater International Airport
7h 4m
1 Stop
⏱ CLT · 3h 58mCLT Airport
23:54
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹25,983
per person
✕ Non-refundable4 fare options
American Airlines
AA-1740
07:00
05/11/2026
TPA
St Petersburg Clearwater International Airport
8h 45m
2 Stops
⏱ MIA · 3h 14mMIA Airport⏱ CLT · 0h 51mCLT Airport
15:45
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹26,466
per person
✕ Non-refundable🔥 Last 2 seats
American Airlines
AA-2600
10:45
05/11/2026
TPA
St Petersburg Clearwater International Airport
3h 45m
1 Stop
⏱ CLT · 0h 44mCLT Airport
14:30
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹29,793
per person
✕ Non-refundable🔥 Last 5 seats5 fare options
Delta Air Lines
DL-1525
15:16
05/11/2026
TPA
St Petersburg Clearwater International Airport
3h 45m
1 Stop
⏱ ATL · 0h 57mATL Airport
19:01
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹29,793
per person
✕ Non-refundable
Delta Air Lines
DL-1099
13:45
05/11/2026
TPA
St Petersburg Clearwater International Airport
5h 16m
1 Stop
⏱ ATL · 2h 25mATL Airport
19:01
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹29,793
per person
✕ Non-refundable
Delta Air Lines
DL-1167
16:37
05/11/2026
TPA
St Petersburg Clearwater International Airport
6h 3m
1 Stop
⏱ ATL · 3h 11mATL Airport
22:40
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹29,793
per person
✕ Non-refundable
American Airlines
AA-3060
13:55
05/11/2026
TPA
St Petersburg Clearwater International Airport
6h 4m
1 Stop
⏱ CLT · 2h 55mCLT Airport
19:59
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹29,805
per person
✕ Non-refundable🔥 Last 4 seats4 fare options
American Airlines
AA-1744
09:05
05/11/2026
TPA
St Petersburg Clearwater International Airport
6h 40m
2 Stops
⏱ MIA · 1h 6mMIA Airport⏱ CLT · 0h 51mCLT Airport
15:45
05/11/2026
TRI
Tri-Cities Regional TN/VA Airport
₹30,288
per person
✕ Non-refundable🔥 Last 4 seats
😕 No flights match your filters.
St. Petersburg (PIE)
📍 St Petersburg Clearwater International Airport
🌍 United States
🕐 GMT -5
📐 Latitude: 27.91020012
📐 Longitude: -82.68740082
Tri-Cities Regional (TRI)
📍 Tri-Cities Regional TN/VA Airport
🌍 United States
🕐 GMT -5
📐 Latitude: 36.475201
📐 Longitude: -82.407401

✈ Distance: St. Petersburg,USA to Tri-Cities Regional,USA — 952.75 km

📅 Results on this page are loaded for 11 May 2026. Click View all flights for the complete live search.

St. Petersburg to Tri-Cities Regional — what to expect when booking

The PIE–TRI route is served by multiple carriers throughout the year. Fares on this route can move quickly — a price available now may not be there 30 minutes later.

If your dates are flexible, try shifting your departure by a day or two using the date strip above. Mid-week departures often show lower base fares compared to weekend starts on many routes.

The distance between St. Petersburg,USA and Tri-Cities Regional,USA is approximately 952.75 km.

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More flights from Tri-Cities Regional (TRI)
4 routes
Tri-Cities Regional → Atlanta
TRI → ATL
Tri-Cities Regional → Charlotte
TRI → CLT
Tri-Cities Regional → Sanford
TRI → SFB
Tri-Cities Regional → St. Petersburg
TRI → PIE
❓ Frequently asked questions — St. Petersburg to Tri-Cities Regional flights

Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.

The straight-line distance between St. Petersburg,USA (PIE) and Tri-Cities Regional,USA (TRI) is approximately 952.75 km. Actual flying distance may vary slightly depending on routing.

Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.

Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.