CA $261 Cheap Flight to Sullivan County

View CA $261 flight on Wed, May 20, 2026Opens in a new window

Popular airlines to Sullivan County

  • American Airlines

  • Delta

  • United

  • KLM

  • Virgin Atlantic

  • Air France

  • Breeze Airways

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How much is the cheapest flight to Sullivan County?

Prices were available within the past 7 days and start at CA $261 for one-way flights and CA $477 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, May 19 - Wed, May 27
DTW
Detroit
TRI
Tri-Cities
CA $477 Roundtrip, found 16 hours ago
CA $477
Roundtrip
found 16 hours ago
Select Delta flight, departing Tue, May 19 from Detroit to Tri-Cities, returning Wed, May 27, priced at CA $477 found 16 hours ago
American Airlines
Tue, May 12 - Tue, May 19
DTW
Detroit
TRI
Tri-Cities
CA $478 Roundtrip, found 3 days ago
CA $478
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, May 12 from Detroit to Tri-Cities, returning Tue, May 19, priced at CA $478 found 3 days ago
American Airlines
Tue, May 12 - Tue, May 19
DTW
Detroit
TRI
Tri-Cities
CA $479 Roundtrip, found 3 days ago
CA $479
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, May 12 from Detroit to Tri-Cities, returning Tue, May 19, priced at CA $479 found 3 days ago
American Airlines
Fri, May 22 - Mon, May 25
DTW
Detroit
TRI
Tri-Cities
CA $490 Roundtrip, found 16 hours ago
CA $490
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Fri, May 22 from Detroit to Tri-Cities, returning Mon, May 25, priced at CA $490 found 16 hours ago
Delta
Sat, Sep 12 - Tue, Sep 22
BTV
Burlington
TRI
Tri-Cities
CA $491 Roundtrip, found 18 hours ago
CA $491
Roundtrip
found 18 hours ago
Select Delta flight, departing Sat, Sep 12 from Burlington to Tri-Cities, returning Tue, Sep 22, priced at CA $491 found 18 hours ago
Delta
Tue, May 19 - Sat, May 23
DTW
Detroit
TRI
Tri-Cities
CA $491 Roundtrip, found 16 hours ago
CA $491
Roundtrip
found 16 hours ago
Select Delta flight, departing Tue, May 19 from Detroit to Tri-Cities, returning Sat, May 23, priced at CA $491 found 16 hours ago
American Airlines
Wed, May 20 - Sat, May 23
DTW
Detroit
TRI
Tri-Cities
CA $499 Roundtrip, found 16 hours ago
CA $499
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, May 20 from Detroit to Tri-Cities, returning Sat, May 23, priced at CA $499 found 16 hours ago
United
Sun, Jun 14 - Sat, Jun 27
LAX
Los Angeles
TRI
Tri-Cities
CA $686 Roundtrip, found 21 hours ago
CA $686
Roundtrip
found 21 hours ago
Select United flight, departing Sun, Jun 14 from Los Angeles to Tri-Cities, returning Sat, Jun 27, priced at CA $686 found 21 hours ago
Contour Airlines
Sun, Sep 13 - Sat, Sep 19
PBG
Plattsburgh
TRI
Tri-Cities
CA $783 Roundtrip, found 18 hours ago
CA $783
Roundtrip
found 18 hours ago
Select Contour Airlines flight, departing Sun, Sep 13 from Plattsburgh to Tri-Cities, returning Sat, Sep 19, priced at CA $783 found 18 hours ago
WestJet
Wed, Sep 16 - Sat, Sep 19
YHZ
Halifax
TRI
Tri-Cities
CA $893 Roundtrip, found 3 days ago
CA $893
Roundtrip
found 3 days ago
Select WestJet flight, departing Wed, Sep 16 from Halifax to Tri-Cities, returning Sat, Sep 19, priced at CA $893 found 3 days ago

Trending flights to Sullivan County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, May 24 - Sat, May 30
YYZ
Toronto
TRI
Tri-Cities
CA $593 Roundtrip, found 15 hours ago
CA $593
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Sun, May 24 from Toronto to Tri-Cities, returning Sat, May 30, priced at CA $593 found 15 hours ago

Frequently asked questions

How do I find cheap flights to Sullivan County that have flexible change policies?
At Expedia, we've been channeling our inner contortionist to give you the most flexible fares on the market. Just tick the "No change fee" box directly underneath the filter heading "Flexible change policies" to find your ideal flight to Sullivan County.
Which airlines fly to Sullivan County?
When it's time to get away, these leading carriers will make getting away to Sullivan County a breeze:

  • American Airlines - 191 flights to or near Sullivan County each month, including 191 flights to Tri-Cities Regional Airport (TRI) per month.
  • Delta - 143 flights to or near Sullivan County each month, including 143 flights to Tri-Cities Regional Airport (TRI) per month.

How can I find cheap tickets to Sullivan County?
In the last seven days, CA $477 was the lowest price for a flight to Sullivan County. For an even cheaper fare, book well ahead of time and be flexible with your travel dates. Search for your airfare to Sullivan County, then check out prices for nearby days by clicking on our "flexible dates" link.
How much is a flight to Sullivan County?
In the last seven days, round-trip airfares to Sullivan County sold from just CA $477 and peaked at CA $893. For one-way trips out of Detroit (DTW), the cheapest seat during this time was just CA $261.
What are the most popular airports to fly into in Sullivan County?
Book your flight to Tri-Cities Regional Airport (TRI) and sample everything that Sullivan County has to offer. As the region's main entry point, around 342 flights land here every month.
When is the cheapest time to fly to Sullivan County?
Jetting off on a Tuesday, followed by a Monday, is generally the best way to get the cheapest flight. Avoid the weekends if you can, because Saturday is typically the most expensive day. Spend the dollars you saved having a ball in Sullivan County instead!
How much is a plane ticket to Sullivan County?
In the last seven days, journeys to Sullivan County ranged between CA $477 and CA $893. Prices depend on the time of departure, carrier, cabin class and when you make your booking.
What months are the cheapest to book a flight to Sullivan County?
February is the ideal month to score bargain flights to Sullivan County. Bear in mind that the priciest time to book in the USA isn't the middle of summer, but the festive month of December.

Travel information

Sullivan County Flights Information

Airlines serving
American Airlines, Delta, United, WestJet, Contour Airlines
Roundtrip price
from CA $477
Sullivan County Flights Information

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