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Portugal

$950+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LIS
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
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 February 5, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:49 pm
TRI
-
OPO
2 stops32h 01m
United Airlines
Mon 7/1311:15 am
OPO
-
TRI
2 stops34h 56m
United Airlines
Deal found 2/2$950
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:00 am
TRI
-
LIS
2 stops22h 20m
United Airlines
Sun 7/121:00 pm
LIS
-
TRI
2 stops50h 23m
United Airlines
Deal found 2/2$959
This KLM deal was found by Cheapflights users on 2/3. 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 3/201:45 pm
TRI
-
LIS
2 stops14h 15m
KLM
Sat 3/2811:25 am
LIS
-
TRI
2 stops26h 25m
KLM
Deal found 2/3$1,266

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 February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$950
(United Airlines)
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Lisbon Humberto Delgado flight deals.
Search Deals
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 February 5, 2026.
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

BlountvillePorto

TRI - OPO

TRIOPO

Blountville Tri Cities TN/VA

Sun 7/5

5:49 pm-6:50 am

2 stops32h 01m

Porto

Mon 7/13

11:15 am-5:11 pm

2 stops34h 56m

$950

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Wed 7/8

6:00 am-9:20 am

2 stops22h 20m

Lisbon Humberto Delgado

Sun 7/12

1:00 pm-10:23 am

2 stops50h 23m

$959

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Fri 3/20

1:45 pm-8:00 am

2 stops14h 15m

Lisbon Humberto Delgado

Sat 3/28

11:25 am-9:50 am

2 stops26h 25m

$1,266

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

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 $1,052). 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.

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 14h 15m. Fly via United Airlines or KLM to get the fastest option. Johnson City and Portugal are separated by a distance of 3897 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $1,052). 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

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Top 3 airlines flying from Johnson City to Portugal

Discover the top 3 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 February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$477Average$950FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$510Average$1,126FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$587Average$1,049FlexibilityNo cancel feeOn-time71%

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