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Find cheap flights from Tennessee to Portugal from $377

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Tennessee to Portugal departing on 6/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 6/21
Fri 6/28

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Good to know

Low season

January

High season

July

Cheapest flight

$377
Best time to beat the crowds with an average 28% drop in price.
Most popular time to fly with an average 30% increase in price.
Flight from Knoxville to Lisbon

FAQs for booking flights from Tennessee to Portugal

  • How does KAYAK find such low prices on flights from Tennessee to Portugal?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Tennessee to Portugal.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Tennessee to Portugal?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portugal from Tennessee is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Tennessee to Portugal?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portugal with an airline and back to Tennessee with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Tennessee to Portugal?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portugal from Tennessee up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Tennessee to Portugal

Recent round-trip flight deals

11/5Tue
1 stopBritish Airways
14h 10mBNA-LIS
12/2Mon
1 stopBritish Airways
27h 55mLIS-BNA
$542
11/12Tue
2 stops
14h 25mBNA-LIS
11/21Thu
2 stops
34h 29mLIS-BNA
$554
11/12Tue
1 stopAmerican Airlines
21h 00mBNA-LIS
11/21Thu
1 stopAmerican Airlines
14h 00mLIS-BNA
$560
11/6Wed
2 stops
15h 40mBNA-LIS
11/14Thu
2 stops
17h 27mLIS-BNA
$565
11/6Wed
1 stopUnited Airlines
10h 08mBNA-LIS
11/14Thu
1 stopUnited Airlines
11h 45mLIS-BNA
$570
11/4Mon
2 stopsAmerican Airlines
15h 32mBNA-LIS
11/22Fri
1 stopAmerican Airlines
16h 47mLIS-BNA
$571
11/5Tue
2 stopsIberia
22h 40mBNA-LIS
12/3Tue
2 stopsIberia
29h 45mLIS-BNA
$578
11/5Tue
2 stopsLufthansa
22h 08mBNA-LIS
12/2Mon
2 stopsLufthansa
32h 15mLIS-BNA
$589
11/6Wed
1 stopUnited Airlines
10h 08mBNA-LIS
11/14Thu
1 stopUnited Airlines
13h 28mLIS-BNA
$621
11/2Sat
2 stopsLufthansa
36h 05mMEM-LIS
11/16Sat
2 stopsLufthansa
35h 21mLIS-MEM
$634

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Recent one-way flight deals

6/24Mon
3 stops
48h 00mTYS-LIS
$377
6/24Mon
2 stops
30h 55mTYS-LIS
$402
6/17Mon
2 stops
29h 28mBNA-LIS
$404
10/5Sat
2 stopsKLM
16h 45mMEM-LIS
$708
10/5Sat
1 stopDelta
21h 45mMEM-LIS
$719
7/11Thu
2 stopsTAP AIR PORTUGAL
30h 30mBNA-OPO
$759
6/5Wed
2 stopsDelta
20h 55mTRI-LIS
$875
6/30Sun
1 stopUnited Airlines
10h 20mTYS-LIS
$875
6/18Tue
1 stopUnited Airlines
10h 34mBNA-OPO
$875
6/21Fri
1 stopKLM
18h 50mBNA-LIS
$975

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Last minute flights from Tennessee to Portugal

Last minute flight, train and bus deals

5/23Thu
multi-stop
21h 20mBNA-LIS
5/27Mon
multi-stop
26h 57mLIS-BNA
$1,357
5/23Thu
multi-stop
10h 30mBNA-LIS
5/27Mon
multi-stop
26h 57mLIS-BNA
$1,367
5/23Thu
multi-stop
21h 20mBNA-LIS
5/27Mon
multi-stop
31h 15mLIS-BNA
$1,401
5/25Sat
multi-stop
18h 55mTYS-LIS
5/31Fri
multi-stop
32h 28mLIS-TYS
$1,564
5/26Sun
multi-stopUnited Airlines
14h 56mMEM-LIS
6/5Wed
multi-stopUnited Airlines
34h 26mLIS-MEM
$1,596
5/26Sun
multi-stopUnited Airlines
36h 15mMEM-LIS
6/5Wed
multi-stopUnited Airlines
34h 26mLIS-MEM
$1,599
5/26Sun
multi-stopDelta
18h 03mMEM-LIS
6/5Wed
multi-stopDelta
15h 48mLIS-MEM
$1,856
5/26Sun
multi-stopAir France
15h 50mMEM-LIS
6/5Wed
multi-stopAir France
15h 48mLIS-MEM
$1,861
5/23Thu
multi-stopLufthansa
26h 48mBNA-LIS
5/27Mon
multi-stopLufthansa
31h 22mLIS-BNA
$1,965
5/25Sat
multi-stopLufthansa
19h 35mTYS-LIS
5/31Fri
multi-stopLufthansa
36h 18mLIS-TYS
$2,197

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Flights to Portugal

Return flight deals:

Portugal - Tennessee

Cabin classes: