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$844+ Cheap flights from Kingsport, TN to Portland, ME (PWM)

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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PWM
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Kingsport to Portland

Cheapest flights from Kingsport to Portland
Explore the most affordable flight options available from Kingsport to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This American Airlines deal was found by Cheapflights users on 12/12. 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.
Mon 12/292:45 pmTRI - PWM
2 stops9h 00mAmerican Airlines
Sat 1/37:17 amPWM - TRI
1 stop7h 02mAmerican Airlines
Deal found 12/12$844
This American Airlines deal was found by Cheapflights users on 12/13. 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.
Wed 12/173:27 pmTRI - PWM
1 stop6h 10mAmerican Airlines
Fri 12/197:17 amPWM - TRI
1 stop7h 02mAmerican Airlines
Deal found 12/13$883

Find flight deals from Kingsport to Portland

Keep the following information in mind while searching for Kingsport to Portland flight deals. Data was last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$844
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$560
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Boston Logan Intl flights.
Search Deals
From Kingsport to Portland
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kingsport to Portland 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 December 14, 2025.
Use the filters below to find and compare flights from Kingsport to Portland that are best for you.

Fly from

Kingsport

Fly to

Portland

Route

Depart

Return

Price

BlountvillePortland

TRI - PWM

TRIPWM

Blountville Tri Cities TN/VA

Mon 12/29

2:45 pm-11:45 pm

2 stops9h 00m

Portland

Sat 1/3

7:17 am-2:19 pm

1 stop7h 02m

$844

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Best time to book a flight from Kingsport to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland 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.

Cheapflights Insights

Everything you need to know about your flight from Kingsport to Portland

What is the cheapest month to book a flight from Kingsport to Portland, Maine?

Currently, July is the cheapest month in which you can book a flight from Kingsport to Portland, Maine (average of $63). Flying from Kingsport to Portland, Maine in January is currently the most expensive (average of $186). 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 PWM?

Find hourly flight availability from Kingsport to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

It’s optimal to fly from Kingsport to Portland, Maine at noon. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated December 14, 2025.
Read reviews from past customers who have flown American Airlines from Kingsport to Portland. 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.
American Airlines
7.2
Good
11,054 reviews

Overall

7.2

Entertainment

6.9

Comfort

7.2

Food

6.5

Boarding

7.5

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,054 reviews
American Airlines
7.2
Good
11,054 reviews

Overall

7.2

Entertainment

6.9

Comfort

7.2

Food

6.5

Boarding

7.5

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

Find useful and relevant information for your journey from Kingsport to Portland. 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 Portland from Kingsport?

    For a flight from Kingsport to Portland, you will be flying into Portland. Portland (PWM) is just 2.9 mi from the center of the city. Portland is the only Portland airport and it handles 0 inbound flights from Kingsport per day. 3 airlines have flights to Portland from Kingsport on a regular basis.

  • How long is the flight from Kingsport to Portland, Maine?

    A quick flight from Kingsport to Portland, Maine can take about 9h. American Airlines provides one of the quickest options available for as low as $844. The distance from Kingsport to Portland, Maine is about 807 mi.

  • Can I find deals for flights from Kingsport to Portland that include hotel bookings?

    Yes. In addition to deals on Kingsport to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kingsport to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kingsport to Portland.

  • Can I find deals for business class flights from Kingsport to Portland?

    Yes. Cheapflights offers flight deals from Kingsport to Portland 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 Portland, Maine?

    Currently, July is the cheapest month in which you can book a flight from Kingsport to Portland, Maine (average of $63). Flying from Kingsport to Portland, Maine in January is currently the most expensive (average of $186). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Auburn
Conway

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Top 3 airlines flying from Kingsport to Portland

Discover the top 3 airlines that operate flights from Kingsport to Portland. 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$220Average$394FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$333FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$442FlexibilityNo cancel feeOn-time69%

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