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$500+ Cheap flights from Blountville (TRI) 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — LIS
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from Blountville to Portugal

Keep the following information in mind while searching for Blountville to Portugal flight deals. Data was last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$675
(Delta)
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 Blountville Tri Cities TN/VA to Portugal
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Find flight deals from Blountville to Portugal

Cheapest flights from Blountville to Portugal
Explore the most affordable flight options available from Blountville to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Delta deal was found by Cheapflights users on 11/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2812:50 pmTRI - LIS
2 stops23h 40mDelta
Tue 12/211:25 amLIS - TRI
2 stops40h 09mDelta
Deal found 11/11$675
This KLM deal was found by Cheapflights users on 11/10. 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 11/2812:50 pmTRI - LIS
2 stops29h 20mKLM
Tue 12/29:30 amLIS - TRI
2 stops42h 04mKLM
Deal found 11/10$686

Cheapflights Fare Finder

 
Customize your flight search to find flights from Blountville 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 November 13, 2025.
Use the filters below to find and compare flights from Blountville to Portugal that are best for you.

Fly from

Blountville

Fly to

Portugal

Route

Depart

Return

Price

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Thu 2/5

1:06 pm-8:00 am

2 stops13h 54m

Lisbon Humberto Delgado

Sun 2/8

11:25 am-9:36 am

2 stops27h 11m

$500

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Thu 2/5

3:18 pm-11:20 am

2 stops15h 02m

Lisbon Humberto Delgado

Mon 2/9

5:00 am-6:18 pm

2 stops18h 18m

$500

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Fri 2/6

10:15 am-8:00 am

2 stops16h 45m

Lisbon Humberto Delgado

Mon 2/9

5:00 am-6:18 pm

2 stops18h 18m

$500

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Fri 2/6

3:18 pm-11:20 am

2 stops15h 02m

Lisbon Humberto Delgado

Sun 2/8

11:25 am-9:36 am

2 stops27h 11m

$500

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Tue 2/3

1:06 pm-3:10 pm

2 stops21h 04m

Lisbon Humberto Delgado

Thu 2/12

5:30 am-10:23 pm

2 stops21h 53m

$505

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Thu 2/5

3:18 pm-3:10 pm

2 stops18h 52m

Lisbon Humberto Delgado

Thu 2/12

5:30 am-10:23 pm

2 stops21h 53m

$505

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Tue 2/3

10:17 am-10:35 am

2 stops19h 18m

Lisbon Humberto Delgado

Tue 2/10

5:00 am-10:28 pm

2 stops22h 28m

$505

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Thu 2/5

3:18 pm-5:30 pm

2 stops21h 12m

Lisbon Humberto Delgado

Wed 2/11

5:30 am-10:28 pm

2 stops21h 58m

$505

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Tue 2/3

1:06 pm-3:10 pm

2 stops21h 04m

Lisbon Humberto Delgado

Wed 2/11

5:30 am-10:28 pm

2 stops21h 58m

$505

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Fri 2/6

6:05 am-8:00 am

2 stops20h 55m

Lisbon Humberto Delgado

Thu 2/12

10:00 am-10:23 pm

2 stops17h 23m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 13 results
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Best time to book a flight from Blountville to Portugal

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

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

Currently, October is the cheapest month in which you can book a flight from Blountville to Portugal (average of $520). Flying from Blountville to Portugal in June is currently the most expensive (average of $1,119). 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 Blountville to Portugal. 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 from for flights from Blountville to Portugal?

    Blountville Tri Cities TN/VA (TRI), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Blountville to Portugal.

  • How long is the flight from Blountville to Portugal?

    A quick flight from Blountville to Portugal can take about 13h 54m. KLM provides one of the quickest options available for as low as $500. The distance between Blountville and Portugal is about 3897 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Blountville to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Blountville 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 Blountville to Portugal?

    Currently, October is the cheapest month in which you can book a flight from Blountville to Portugal (average of $520). Flying from Blountville to Portugal in June is currently the most expensive (average of $1,119). 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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