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$1,001+ Cheap flights from Kingsport, TN to Porto (OPO)

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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — OPO
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Kingsport to Porto

Keep the following information in mind while searching for Kingsport to Porto flight deals. Data was last updated April 2, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
1 star

Round-trip from

$1,001
(AirNGo)
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Porto flights.
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From Kingsport to Porto
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Find flight deals from Kingsport to Porto

Cheapest flights from Kingsport to Porto
Explore the most affordable flight options available from Kingsport to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This AirNGo deal was found by Cheapflights users on 4/1. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/177:37 pmTRI - OPO
2 stops19h 13mKLM
Mon 4/215:30 pmOPO - TRI
2 stops33h 59mKLM
Deal found 4/1$1,001

Cheapflights Fare Finder

Customize your flight search to find flights from Kingsport to Porto 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 April 2, 2025.
Use the filters below to find and compare flights from Kingsport to Porto that are best for you.

Fly from

Kingsport

Fly to

Porto

Route

Depart

Return

Price

BlountvillePorto

TRI - OPO

TRIOPO

Blountville Tri Cities TN/VA

Thu 4/17

7:37 pm-7:50 pm

2 stops19h 13m

Porto

Mon 4/21

5:30 pm-10:29 pm

2 stops33h 59m

$1,001

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Best time to book a flight from Kingsport to Porto

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

What is the cheapest time of day to fly from K1N to OPO?

Find hourly flight availability from Kingsport to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

When flying from Kingsport to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated April 2, 2025.
KLM
7.8
Good
1,323 reviews

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,323 reviews
KLM
7.8
Good
1,323 reviews

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

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

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Kingsport to Porto. 1 airline have flights to Porto from Kingsport on a regular basis. Booking flights from Kingsport to Porto should not be difficult; the airport handles an average of 0 inbound flights from Kingsport per day.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kingsport to Porto 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 Porto?

    Currently, January is the cheapest month in which you can book a flight from Kingsport to Porto (average of $523). Flying from Kingsport to Porto in June is currently the most expensive (average of $1,081). 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 Kingsport?

Book flights to Kingsport if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Top airline flying from Kingsport to Porto

Discover the top airline that operate flights from Kingsport to Porto. 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$632Average$829FlexibilityNo cancel feeOn-time69%

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