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$592+ Cheap flights from Johnson City, TN, 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — OPO
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Johnson City to Porto

Cheapest flights from Johnson City to Porto
Explore the most affordable flight options available from Johnson City to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This KLM deal was found by Cheapflights users on 10/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:50 pmTRI - OPO
2 stops16h 40mKLM
Tue 11/189:55 amOPO - TRI
2 stops41h 36mKLM
Deal found 10/16$592

Cheap flight deals from Johnson City to Porto

Keep the following information in mind while searching for Johnson City to Porto flight deals. Data was last updated October 16, 2025.

Round-trip from

$565
(Delta)
From Johnson City to Porto
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Johnson City 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 October 16, 2025.
Use the filters below to find and compare flights from Johnson City to Porto that are best for you.

Fly from

Johnson City

Fly to

Porto

Route

Depart

Return

Price

BlountvillePorto

TRI - OPO

TRIOPO

Blountville Tri Cities TN/VA

Fri 11/14

12:50 pm-10:30 am

2 stops16h 40m

Porto

Tue 11/18

9:55 am-10:31 pm

2 stops41h 36m

$592

BlountvillePorto

TRI - OPO

TRIOPO

Blountville Tri Cities TN/VA

Sun 3/22

12:49 pm-10:30 am

2 stops17h 41m

Porto

Sun 3/29

11:25 am-9:35 am

2 stops27h 10m

$971

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Best time to book a flight from Johnson City to Porto

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

What is the cheapest time of day to fly from J0H to OPO?

Find hourly flight availability from Johnson City 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 October 16, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 30% on flights from Johnson City to Porto by exploring options for tickets in the morning.

Related info for your journey

Find useful and relevant information for your journey from Johnson City 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 Johnson City?

    Most people fly into Porto (OPO) if they book a flight to Porto from Johnson City. On average, Porto has 0 inbound flights from Johnson City per day from 2 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

  • How long is the flight from Johnson City to Porto?

    For as low as $592, KLM can have you in Porto from Johnson City in 16h 40m. The distance between Johnson City and Porto is about 3856 mi.

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

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

  • How can I find direct flights from Johnson City to Porto?

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

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

    Yes. Cheapflights offers flight deals from Johnson City 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.

See more FAQs

Traveling to a place near Porto?

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

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Top 2 airlines flying from Johnson City to Porto

Discover the top 2 airlines that operate flights from Johnson City 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$577Average$994FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$619Average$1,069FlexibilityNo cancel feeOn-time69%

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