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Cheap flights from Knoxville (TYS) to Lisbon (LIS) from $373

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/26. 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.
TYS — LIS
Apr 30 — May 71
From?
To?
Tue 4/30
Tue 5/7
1 adult, Economy
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Cheap flight deals from Knoxville to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 25, 2024.

Popular in

November

Cheapest in

March

Round-trip from

$598

One-way from

$373
High demand for flights, 43% potential price rise
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Best time to find cheap flights, 43% potential price drop
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From Knoxville McGhee Tyson to Lisbon Humberto Delgado
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One-way flight from Knoxville McGhee Tyson to Lisbon Humberto Delgado
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What is the cheapest day to fly round-trip from Knoxville to Lisbon?

Monday is generally a great day to depart. Flying on this day could help you save up to 58%.

What is the cheapest month to fly from Knoxville to Lisbon?

Flights from Knoxville to Lisbon lean towards being more expensive in November. Prices are generally better when you fly from Knoxville to Lisbon in March, with the cheapest ticket starting at $586.

When is the cheapest time to fly from Knoxville to Lisbon (TYS - LIS)?

When flying from Knoxville to Lisbon, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 21% versus a flight in the afternoon.

Cheap United Airlines flights from Knoxville to Lisbon

Explore cheap flight options specifically provided by United Airlines for the route between Knoxville and Lisbon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Knoxville to Lisbon. Come back soon if you're not finding the exact deal you're looking for.
Tue 9/177:05 pmTYS - LIS
2 stops33h 15mUnited Airlines
Wed 10/212:20 pmLIS - TYS
1 stop16h 20mUnited Airlines
Deal found 4/24$866
Tue 9/177:05 pmTYS - LIS
2 stops33h 15mUnited Airlines
Wed 10/26:15 amLIS - TYS
2 stops22h 25mUnited Airlines
Deal found 4/24$870
Tue 9/177:20 pmTYS - LIS
1 stop10h 10mUnited Airlines
Wed 10/212:20 pmLIS - TYS
1 stop16h 20mUnited Airlines
Deal found 4/24$1,093
Tue 7/27:10 pmTYS - LIS
1 stop10h 20mUnited Airlines
Wed 7/1011:25 amLIS - TYS
2 stops32h 15mUnited Airlines
Deal found 4/24$1,153
Mon 7/19:50 amTYS - LIS
2 stops20h 55mUnited Airlines
Wed 7/1011:25 amLIS - TYS
2 stops32h 15mUnited Airlines
Deal found 4/24$1,158
Tue 6/255:50 amTYS - LIS
2 stops24h 20mUnited Airlines
Wed 7/311:25 amLIS - TYS
2 stops32h 15mUnited Airlines
Deal found 4/24$1,159
Tue 6/2510:00 amTYS - LIS
2 stops20h 10mUnited Airlines
Thu 7/411:25 amLIS - TYS
2 stops27h 49mUnited Airlines
Deal found 4/24$1,189
Wed 7/37:00 amTYS - LIS
2 stops22h 30mUnited Airlines
Wed 7/1011:25 amLIS - TYS
2 stops32h 15mUnited Airlines
Deal found 4/24$1,208
Sun 6/95:50 amTYS - LIS
2 stops24h 20mUnited Airlines
Tue 6/1811:25 amLIS - TYS
2 stops17h 18mUnited Airlines
Deal found 4/24$1,231

Cheap Delta flights from Knoxville to Lisbon

Explore cheap flight options specifically provided by Delta for the route between Knoxville and Lisbon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
To aid your search, here are some of the cheapest Delta flights we've found from Knoxville to Lisbon. Deals are refreshing constantly so come back soon for more options.
Tue 6/46:43 amTYS - LIS
1 stop20h 17mDelta
Thu 6/1310:00 amLIS - TYS
1 stop15h 59mDelta
Deal found 4/24$1,175
Wed 6/511:16 amTYS - LIS
2 stops15h 44mDelta
Wed 6/1210:00 amLIS - TYS
2 stops16h 26mDelta
Deal found 4/24$1,180
Tue 6/45:47 pmTYS - LIS
1 stop33h 13mDelta
Fri 6/1410:10 amLIS - TYS
1 stop15h 49mDelta
Deal found 4/24$1,183
Wed 6/1211:50 amTYS - LIS
1 stop15h 10mDelta
Fri 6/215:40 amLIS - TYS
2 stops20h 19mDelta
Deal found 4/24$1,186
Wed 6/57:00 amTYS - LIS
2 stops20h 00mDelta
Fri 6/145:40 amLIS - TYS
2 stops20h 46mDelta
Deal found 4/24$1,190
Tue 6/2511:50 amTYS - LIS
2 stops17h 55mDelta
Thu 7/45:40 amLIS - TYS
2 stops23h 13mDelta
Deal found 4/24$1,191
Sun 7/73:56 pmTYS - LIS
2 stops14h 19mDelta
Wed 7/1710:00 amLIS - TYS
1 stop15h 59mDelta
Deal found 4/24$1,192
Tue 6/45:47 pmTYS - LIS
1 stop33h 13mDelta
Fri 6/145:40 amLIS - TYS
2 stops20h 46mDelta
Deal found 4/24$1,194
Tue 7/25:18 pmTYS - LIS
2 stops16h 32mDelta
Thu 7/115:40 amLIS - TYS
2 stops20h 19mDelta
Deal found 4/24$1,202

Cheap Knoxville to Lisbon flights in April & May 2024

Find cheap flight options from Knoxville to Lisbon specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,701 searches. Prices were last updated on April 25, 2024.
The lowest fares we've come across on flights traveling from Knoxville to Lisbon in April and May 2024. Check back in a little while for more flight options.
Sat 5/255:40 pmTYS - LIS
2 stops38h 55mLufthansa
Sat 6/12:25 pmLIS - TYS
2 stops38h 18mLufthansa
Deal found 4/24$1,479
Sat 5/257:05 pmTYS - LIS
2 stops35h 05mMultiple Airlines
Fri 5/319:25 pmLIS - TYS
3 stops42h 08mMultiple Airlines
Deal found 4/24$1,535
Fri 5/246:34 pmTYS - LIS
2 stops23h 41mBritish Airways
Fri 5/317:20 amLIS - TYS
2 stops20h 00mBritish Airways
Deal found 4/24$1,561
Sat 5/2510:00 amTYS - LIS
3 stops28h 15mMultiple Airlines
Fri 5/3111:35 amLIS - TYS
3 stops34h 22mMultiple Airlines
Deal found 4/24$1,650
Sat 5/257:05 pmTYS - LIS
2 stops35h 05mMultiple Airlines
Sat 6/16:55 amLIS - TYS
3 stops32h 38mMultiple Airlines
Deal found 4/24$1,665
Fri 5/246:34 pmTYS - LIS
2 stops23h 41mBritish Airways
Fri 5/3111:05 amLIS - TYS
1 stop11h 25mBritish Airways
Deal found 4/24$1,673
Sat 5/257:05 pmTYS - LIS
1 stop10h 30mUnited Airlines
Sat 6/15:05 amLIS - TYS
2 stops23h 23mUnited Airlines
Deal found 4/24$1,743
Sat 5/2511:37 amTYS - LIS
2 stops30h 38mBritish Airways
Fri 5/3111:05 amLIS - TYS
1 stop11h 25mBritish Airways
Deal found 4/24$1,805
Fri 5/2410:00 amTYS - LIS
3 stops17h 10mMultiple Airlines
Fri 5/3112:50 pmLIS - TYS
2 stops26h 25mMultiple Airlines
Deal found 4/24$1,847

Knoxville to Lisbon 2024 flight deals

Discover exclusive flight deals for travel between Knoxville and Lisbon in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
The lowest fares we've come across on flights traveling from Knoxville to Lisbon in April and May 2024. Check back in a little while for more flight options.
Sat 11/235:52 pmTYS - LIS
2 stops37h 18mBritish Airways
Sun 12/13:45 pmLIS - TYS
2 stops54h 53mBritish Airways
Deal found 4/24$745
Wed 9/253:00 pmTYS - LIS
2 stops18h 05mBritish Airways
Wed 10/911:05 amLIS - TYS
1 stop14h 24mBritish Airways
Deal found 4/25$833
Wed 9/253:00 pmTYS - LIS
1 stop13h 05mBritish Airways
Wed 10/911:05 amLIS - TYS
1 stop14h 24mBritish Airways
Deal found 4/25$835
Wed 9/253:00 pmTYS - LIS
1 stop13h 05mAmerican Airlines
Wed 10/911:05 amLIS - TYS
2 stops15h 26mAmerican Airlines
Deal found 4/24$840
Tue 9/177:05 pmTYS - LIS
2 stops33h 15mUnited Airlines
Wed 10/212:20 pmLIS - TYS
1 stop16h 20mUnited Airlines
Deal found 4/24$866
Tue 9/177:05 pmTYS - LIS
2 stops33h 15mUnited Airlines
Wed 10/26:15 amLIS - TYS
2 stops22h 25mUnited Airlines
Deal found 4/24$870
Wed 9/257:20 pmTYS - LIS
2 stops21h 20mLufthansa
Wed 10/96:15 amLIS - TYS
2 stops22h 25mLufthansa
Deal found 4/25$882
Tue 7/98:10 amTYS - LIS
1 stop20h 50mMultiple Airlines
Tue 7/168:55 amLIS - TYS
2 stops33h 00mMultiple Airlines
Deal found 4/24$919
Wed 9/259:50 amTYS - LIS
2 stops18h 30mMultiple Airlines
Wed 10/911:25 amLIS - TYS
3 stops17h 15mMultiple Airlines
Deal found 4/24$1,045

One-way flights to Lisbon from Knoxville

Search for one-way flight options from Knoxville to Lisbon. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Users traveling one-way from Knoxville to Lisbon can select one of these great deals. Those seeking round-trip flights from Knoxville to Lisbon should utilize the search form at the the top of the page.
Wed 6/268:10 amTYS - LIS
2 stops29h 10mMultiple Airlines
Deal found 4/24$373
Wed 6/261:45 pmTYS - LIS
3 stops29h 00mMultiple Airlines
Deal found 4/24$441
Wed 6/268:10 amTYS - LIS
1 stop21h 40mMultiple Airlines
Deal found 4/24$813

Find flights from Knoxville to Lisbon within your budget

Customize your flight search to find flights from Knoxville to Lisbon 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 3,068,701 searches. Data last updated April 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$835 - $1,636

Route

Depart

Return

Price

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 9/25

1 stop13h 05m

Lisbon Humberto Delgado

Wed 10/9

1 stop14h 24m

$835

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 9/25

1 stop13h 05m

Lisbon Humberto Delgado

Wed 10/9

2 stops15h 26m

$840

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 9/17

2 stops33h 15m

Lisbon Humberto Delgado

Wed 10/2

1 stop16h 20m

$866

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 9/17

2 stops33h 15m

Lisbon Humberto Delgado

Wed 10/2

2 stops22h 25m

$870

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 9/25

2 stops21h 20m

Lisbon Humberto Delgado

Wed 10/9

2 stops22h 25m

$882

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 7/9

1 stop20h 50m

Lisbon Humberto Delgado

Tue 7/16

2 stops33h 00m

$919

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 6/4

1 stop20h 17m

Lisbon Humberto Delgado

Thu 6/13

1 stop15h 59m

$1,175

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 6/18

2 stops18h 00m

Lisbon Humberto Delgado

Thu 6/27

2 stops16h 43m

$1,249

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Sat 6/22

2 stops15h 50m

Lisbon Humberto Delgado

Mon 7/1

2 stops28h 35m

$1,636

Flights are sorted by cheapest first

Deals found on 4/24

When is the cheapest time to fly from Knoxville to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Lisbon. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Knoxville to Lisbon flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Lisbon by month

Plan your trip from Knoxville to Lisbon by taking into account the cheapest months to travel. The average price of a one-way flight from Knoxville to Lisbon is currently $542 while a round-trip flight costs $1,030. Price data was last updated on April 21, 2024.

Currently, December is the cheapest month in which you can book a flight from Knoxville to Lisbon (average of $598). Flying from Knoxville to Lisbon in June is currently the most expensive (average of $1,243). 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.

January

$621

February

$636

March

$701

April

$752

May

$947

June

$1,243

July

$1,130

August

$951

September

$916

October

$741

November

$606

December

$598

Temperature and rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature and rainfall totals by month.

LIS

Temperature

51.8 - 73.4 °F

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated April 25, 2024.
Read reviews from past customers who have flown United Airlines, Delta and Air France from Knoxville to Lisbon. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,975 reviews
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Air France
7.6
Good
1,810 reviews
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

United Airlines
7.4
Good
11,255 reviews
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,898 reviews
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Brussels Airlines
7.3
Good
605 reviews
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

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

  • Can I find flights from Knoxville to Lisbon for under $900 on Cheapflights?

    Yes, there are multiple flights from Knoxville to Lisbon for under $900. The cheapest flight booked recently is on British Airways for just $835, but on average you can expect to pay $1,053.

  • What are the cheapest airlines flying from Knoxville to Lisbon round-trip?

    Currently priced at $835, British Airways will fly you from Knoxville to Lisbon and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $840 and $866, respectively. You may be able to fly from Knoxville to Lisbon for 29% less than the average price by searching for these airlines.

  • What are the most popular airlines that fly from Knoxville to Lisbon?

    The most popular airlines flying from Knoxville to Lisbon are American Airlines, British Airways and Delta. Something to consider prior to booking your flight.

  • What does TYS to LIS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Knoxville McGhee Tyson Airport to Lisbon Humberto Delgado Airport flight would often be abbreviated as a TYS to LIS flight.

  • Can I find deals for flights from Knoxville to Lisbon that include extra baggage allowance?

    The amount of baggage you can bring on your Knoxville to Lisbon flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Knoxville to Lisbon with specific airlines?

    Yes, Cheapflights allows you to browse and filter Knoxville to Lisbon flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Knoxville to Lisbon that include hotel bookings?

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

  • How can I find direct flights from Knoxville to Lisbon?

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

  • Can I find deals for business class flights from Knoxville to Lisbon?

    Yes. Cheapflights offers flight deals from Knoxville to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Knoxville to Lisbon that allow pets onboard?

    Many airlines flying from Knoxville to Lisbon offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Knoxville to Lisbon?

    Yes, you can often find last-minute deals on Knoxville to Lisbon flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Knoxville to Lisbon flight deals updated?

    The Knoxville to Lisbon flight deals you see on this page were last updated on 4/25.

See more FAQs

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Alternative routes for Knoxville to Lisbon
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from Knoxville to Lisbon

Discover the top 4 airlines that operate flights from Knoxville to Lisbon. 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 3,068,701 searches. Data last updated April 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$530Average$1,244FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$573Average$1,225FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest$637Average$859FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$816Average$1,538FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Knoxville to Lisbon by cabin class

Find flights from Knoxville to Lisbon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Knoxville to Lisbon?

When you search for this flight from Knoxville to Lisbon, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Knoxville to Lisbon?

Cheapflights simply makes it quick and affordable to book flights from Knoxville to Lisbon by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Knoxville to Lisbon with no change fees?

Need flexible booking options for your flight to Lisbon from Knoxville? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Knoxville to Lisbon become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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