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.

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).

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.

$3,022+ Flights from Kingsport to Porto

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Cheap 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 December 18, 2025.

Wed 12/1712:52 pmTRI - OPO

2 stops16h 38mDelta

Wed 12/316:00 amOPO - TRI

2 stops19h 40mDelta

Deal found 12/16

$3,022

Last-minute flights from Kingsport to Porto
Discover last-minute flight deals from Kingsport to Porto. Data last updated December 18, 2025 and is based on user searches.

Wed 12/1712:52 pmTRI - OPO

2 stops16h 38mDelta

Wed 12/316:00 amOPO - TRI

2 stops19h 40mDelta

Deal found 12/16

$3,022

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?

When flying from Kingsport to Porto, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 38% versus a flight in the afternoon.

Related info for your journey

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.

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Top airline flying from Kingsport to Porto

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$658	Average$1,101	FlexibilityNo cancel fee	On-time69%

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