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$1,039+ Cheap flights from Johnson City, TN, TN to Portugal

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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LIS
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Johnson City to Portugal

Cheapest flights from Johnson City to Portugal
Explore the most affordable flight options available from Johnson City to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:29 pmTRI - OPO
2 stops14h 56mKLM
Wed 12/316:00 amOPO - TRI
2 stops19h 40mKLM
Deal found 12/13$1,817

Find flight deals from Johnson City to Portugal

Keep the following information in mind while searching for Johnson City to Portugal flight deals. Data was last updated December 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$1,039
(KAYAK)
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Lisbon Humberto Delgado flights.
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From Johnson City to Portugal
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Johnson City to Portugal 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 15, 2025.
Use the filters below to find and compare flights from Johnson City to Portugal that are best for you.

Fly from

Johnson City

Fly to

Portugal

Route

Depart

Return

Price

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Fri 3/20

3:52 pm-8:55 am

2 stops37h 03m

Lisbon Humberto Delgado

Sat 3/28

6:55 pm-10:28 pm

2 stops31h 33m

$1,039

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Best time to book a flight from Johnson City to Portugal

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

What is the cheapest month to book a flight from Johnson City to Portugal?

Currently, December is the cheapest month in which you can book a flight from Johnson City to Portugal (average of $475). Flying from Johnson City to Portugal in June is currently the most expensive (average of $1,082). 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 J0H to PT?

Find hourly flight availability from Johnson City to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s typically best to fly out from Johnson City to Portugal in the morning. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Johnson City to Portugal?

Use this chart to determine the cheapest time to fly round-trip from Johnson City to Portugal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Johnson City to Portugal flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Johnson City to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    There are many flights that can get you from Johnson City to Portugal in 37h 03m. Fly via Scandinavian Airlines to get the fastest option. Johnson City and Portugal are separated by a distance of 3897 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Johnson City to Portugal 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 Johnson City to Portugal?

    Currently, December is the cheapest month in which you can book a flight from Johnson City to Portugal (average of $475). Flying from Johnson City to Portugal in June is currently the most expensive (average of $1,082). 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.

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Top 4 airlines flying from Johnson City to Portugal

Discover the top 4 airlines that operate flights from Johnson City to Portugal. 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$477Average$1,019FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$543Average$1,110FlexibilityNo cancel feeOn-time69%
DeltaCheapest$563Average$913FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$587Average$1,065FlexibilityNo cancel feeOn-time71%

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