$301+ Cheap flights from Portland (PDX) to Kingsport, TN
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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — TYS
Jul 18 — Jul 251
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Kingsport 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 Portland to Kingsport
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to KingsportExplore the most affordable flight options available from Portland to Kingsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
Explore the most affordable flight options available from Portland to Kingsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Tue 7/145:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Tue 7/215:24 pm
TRI
- PDX
1 stop10h 31m
American Airlines
Deal found 6/16![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 6/16. 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.
Fri 8/2812:35 am
PDX
- TRI
2 stops9h 26m
Delta
Wed 9/25:00 pm
TRI
- PDX
1 stop7h 44m
Delta
Deal found 6/16![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 6/16. 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.
Mon 10/125:45 pm
PDX
- TRI
2 stops12h 50m
Delta
Fri 10/2310:15 am
TRI
- PDX
2 stops11h 02m
Delta
Deal found 6/16![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Tue 7/215:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Sat 7/255:24 pm
TRI
- PDX
1 stop8h 28m
American Airlines
Deal found 6/15![American Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 6/16. 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.
Wed 8/1910:55 pm
PDX
- TRI
1 stop7h 35m
Delta
Sun 8/236:00 am
TRI
- PDX
1 stop7h 27m
Delta
Deal found 6/16![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 6/16. 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.
Fri 8/2812:35 am
PDX
- TRI
2 stops9h 26m
Delta
Thu 9/36:00 am
TRI
- PDX
1 stop9h 58m
Delta
Deal found 6/16![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 6/13. 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.
Thu 9/105:10 pm
PDX
- TRI
2 stops13h 23m
Delta
Thu 9/244:05 pm
TRI
- PDX
2 stops8h 57m
Delta
Deal found 6/13![Delta logo]()
$404
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Sat 8/296:27 am
PDX
- TRI
1 stop7h 26m
American Airlines
Wed 9/25:23 pm
TRI
- PDX
1 stop8h 46m
American Airlines
Deal found 6/16![American Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 6/16. 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.
Wed 8/1210:55 pm
PDX
- TRI
1 stop7h 35m
Delta
Sat 8/154:50 pm
TRI
- PDX
1 stop7h 54m
Delta
Deal found 6/16![Delta logo]()
$444
This Delta deal was found by Cheapflights users on 6/15. 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 7/217:20 pm
PDX
- TRI
2 stops11h 15m
Delta
Sat 7/254:36 pm
TRI
- PDX
1 stop8h 08m
Delta
Deal found 6/15![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 6/16. 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.
Fri 8/2111:20 pm
PDX
- TRI
2 stops10h 41m
Delta
Wed 8/263:46 pm
TRI
- PDX
2 stops9h 16m
Delta
Deal found 6/16![Delta logo]()
$454
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Sat 7/45:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Sat 7/114:09 pm
TRI
- PDX
1 stop10h 46m
American Airlines
Deal found 6/15![American Airlines logo]()
$457
Best flights from Portland to KingsportDiscover carefully curated flight deals from Portland to Kingsport that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
Discover carefully curated flight deals from Portland to Kingsport that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Tue 7/145:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Tue 7/215:24 pm
TRI
- PDX
1 stop10h 31m
American Airlines
Deal found 6/16![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 6/13. 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.
Thu 9/105:10 pm
PDX
- TRI
2 stops13h 23m
Delta
Thu 9/244:05 pm
TRI
- PDX
1 stop8h 40m
Delta
Deal found 6/13![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 6/16. 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.
Fri 8/2812:35 am
PDX
- TRI
2 stops9h 26m
Delta
Wed 9/25:00 pm
TRI
- PDX
1 stop7h 44m
Delta
Deal found 6/16![Delta logo]()
$374
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Tue 7/215:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Sat 7/255:24 pm
TRI
- PDX
1 stop8h 28m
American Airlines
Deal found 6/15![American Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 6/13. 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 9/810:57 pm
PDX
- TRI
1 stop7h 36m
Delta
Sat 9/125:13 pm
TRI
- PDX
1 stop7h 34m
Delta
Deal found 6/13![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 6/16. 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.
Wed 8/1210:55 pm
PDX
- TRI
1 stop7h 35m
Delta
Sat 8/154:50 pm
TRI
- PDX
1 stop7h 54m
Delta
Deal found 6/16![Delta logo]()
$444
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.
Tue 8/45:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Thu 8/135:23 pm
TRI
- PDX
1 stop8h 46m
American Airlines
Deal found 6/14![American Airlines logo]()
$519
This Delta deal was found by Cheapflights users on 6/15. 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 7/217:20 pm
PDX
- TRI
2 stops11h 15m
Delta
Sat 7/254:36 pm
TRI
- PDX
1 stop8h 08m
Delta
Deal found 6/15![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 6/16. 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.
Fri 8/2111:20 pm
PDX
- TRI
2 stops10h 41m
Delta
Wed 8/263:46 pm
TRI
- PDX
2 stops9h 16m
Delta
Deal found 6/16![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 6/15. 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.
Fri 7/312:33 am
PDX
- TRI
2 stops9h 26m
Delta
Sat 7/114:36 pm
TRI
- PDX
1 stop8h 08m
Delta
Deal found 6/15![Delta logo]()
$470
This Delta deal was found by Cheapflights users on 6/15. 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.
Mon 6/2910:55 pm
PDX
- TRI
1 stop7h 39m
Delta
Wed 7/84:14 pm
TRI
- PDX
1 stop8h 30m
Delta
Deal found 6/15![Delta logo]()
$523
Last-minute flights from Portland to KingsportDiscover last-minute flight deals from Portland to Kingsport. Data last updated June 18, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Kingsport. Data last updated June 18, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/15. 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.
Mon 6/2910:55 pm
PDX
- TRI
1 stop7h 39m
Delta
Wed 7/84:14 pm
TRI
- PDX
1 stop8h 30m
Delta
Deal found 6/15![Delta logo]()
$523
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Wed 7/111:59 am
PDX
- TRI
1 stop8h 27m
American Airlines
Fri 7/246:15 pm
TRI
- PDX
1 stop8h 40m
American Airlines
Deal found 6/15![American Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 6/15. 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.
Fri 7/312:33 am
PDX
- TRI
2 stops9h 26m
Delta
Sat 7/114:36 pm
TRI
- PDX
1 stop8h 08m
Delta
Deal found 6/15![Delta logo]()
$470
This American Airlines deal was found by Cheapflights users on 6/13. 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 7/35:07 am
PDX
- TRI
2 stops9h 43m
American Airlines
Fri 7/106:15 pm
TRI
- PDX
1 stop8h 40m
American Airlines
Deal found 6/13![American Airlines logo]()
$535
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Sat 7/45:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Sat 7/114:09 pm
TRI
- PDX
1 stop10h 46m
American Airlines
Deal found 6/15![American Airlines logo]()
$457
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Tue 7/145:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Tue 7/215:24 pm
TRI
- PDX
1 stop10h 31m
American Airlines
Deal found 6/16![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Tue 7/215:49 am
PDX
- TRI
1 stop6h 55m
American Airlines
Sat 7/255:24 pm
TRI
- PDX
1 stop8h 28m
American Airlines
Deal found 6/15![American Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 6/15. 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 7/217:20 pm
PDX
- TRI
2 stops11h 15m
Delta
Sat 7/254:36 pm
TRI
- PDX
1 stop8h 08m
Delta
Deal found 6/15![Delta logo]()
$449
One-way flights from Portland to KingsportSearch for one-way flight options from Portland to Kingsport. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
Search for one-way flight options from Portland to Kingsport. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:16 pm
PDX
- TRI
3 stops42h 16m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 6/16. 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 8/2810:59 pm
PDX
- TRI
1 stop9h 59m
American Airlines
Deal found 6/16![American Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 6/16. 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.
Fri 8/285:54 pm
PDX
- TRI
2 stops12h 36m
Delta
Deal found 6/16![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/17. 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.
Wed 6/2410:55 pm
PDX
- TRI
1 stop7h 45m
Delta
Deal found 6/17![Delta logo]()
$397
This Delta deal was found by Cheapflights users on 6/15. 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.
Fri 6/2612:33 am
PDX
- TRI
2 stops9h 26m
Delta
Deal found 6/15![Delta logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/254:06 pm
PDX
- TRI
2 stops19h 04m
Allegiant Air
Deal found 6/17![Allegiant Air logo]()
$447
This Delta deal was found by Cheapflights users on 6/17. 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 6/239:30 am
PDX
- TRI
2 stops9h 59m
Delta
Deal found 6/17![Delta logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:28 pm
PDX
- TRI
2 stops34h 46m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 6/2511:40 am
PDX
- TRI
1 stop7h 49m
Delta
Deal found 6/17![Delta logo]()
$533
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:20 pm
PDX
- TRI
3 stops42h 06m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$584
Find flight deals from Portland to Kingsport
Keep the following information in mind while searching for Portland to Kingsport flight deals. Data was last updated June 18, 2026.
Round-trip from | $369 (American Airlines) |
|---|---|
One-way from | $301 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $654 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Kingsport 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 June 18, 2026.
Use the filters below to find and compare flights from Portland to Kingsport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Tue 7/14
5:49 am-3:44 pm
1 stop6h 55m
Blountville Tri Cities TN/VA
Tue 7/21
5:24 pm-12:55 am
1 stop10h 31m
$369
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Thu 9/10
5:10 pm-9:33 am
2 stops13h 23m
Blountville Tri Cities TN/VA
Thu 9/24
4:05 pm-9:45 pm
1 stop8h 40m
$374
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Fri 8/28
12:35 am-1:01 pm
2 stops9h 26m
Blountville Tri Cities TN/VA
Wed 9/2
5:00 pm-9:44 pm
1 stop7h 44m
$374
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Tue 7/21
5:49 am-3:44 pm
1 stop6h 55m
Blountville Tri Cities TN/VA
Sat 7/25
5:24 pm-10:52 pm
1 stop8h 28m
$390
Quickest round-trip
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Tue 9/8
10:57 pm-9:33 am
1 stop7h 36m
Blountville Tri Cities TN/VA
Sat 9/12
5:13 pm-9:47 pm
1 stop7h 34m
$390
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Wed 8/12
10:55 pm-9:30 am
1 stop7h 35m
Blountville Tri Cities TN/VA
Sat 8/15
4:50 pm-9:44 pm
1 stop7h 54m
$444
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Tue 7/21
7:20 pm-9:35 am
2 stops11h 15m
Blountville Tri Cities TN/VA
Sat 7/25
4:36 pm-9:44 pm
1 stop8h 08m
$449
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Fri 8/21
11:20 pm-1:01 pm
2 stops10h 41m
Blountville Tri Cities TN/VA
Wed 8/26
3:46 pm-10:02 pm
2 stops9h 16m
$454
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Fri 7/3
12:33 am-12:59 pm
2 stops9h 26m
Blountville Tri Cities TN/VA
Sat 7/11
4:36 pm-9:44 pm
1 stop8h 08m
$470
PortlandBlountville
PDX - TRI
PDXTRI
Portland
Tue 8/4
5:49 am-3:44 pm
1 stop6h 55m
Blountville Tri Cities TN/VA
Thu 8/13
5:23 pm-11:09 pm
1 stop8h 46m
$519
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from Portland to Kingsport
Have a flexible travel schedule? Discover the best time to fly to Kingsport from Portland with our price prediction graph.
PDX-TRI
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 Portland to Kingsport
PDX-K1N
PDX-TRI
How much does it cost to fly round-trip from Portland to Kingsport?
Reviews of airlines servicing Kingsport
Get insights into the airlines that provide service to Kingsport. 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 Kingsport. Reviews last updated June 18, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Portland to Kingsport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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Top 4 airlines flying from Portland to Kingsport
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$326 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$268 | Average$478 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$519 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$308 | Average$500 | FlexibilityNo cancel fee | On-time71% |