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Cheap flights from Knoxville (TYS) to Lisbon (LIS) from $638

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 5/9. 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
May 4 — May 111
From?
To?
Sat 5/4
Sat 5/11
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 29, 2024.

Popular in

November

Cheapest in

March

Average price

$764

Round-trip from

$598
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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Average for round-trip flights in April 2024
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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 24% versus a flight in the afternoon.

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 2,948,547 searches. Data last updated April 29, 2024.
Take a look at some of the lowest-priced Delta flights heading from Knoxville to Lisbon. Come back soon if you're not finding the exact deal you're looking for.
Mon 6/246:29 amTYS - LIS
1 stop20h 31mDelta
Mon 7/15:40 amLIS - TYS
2 stops20h 19mDelta
Deal found 4/27$1,072
Fri 7/55:25 amTYS - LIS
2 stops21h 35mDelta
Fri 7/125:40 amLIS - TYS
2 stops23h 13mDelta
Deal found 4/28$1,077
Mon 6/243:56 pmTYS - LIS
2 stops14h 19mDelta
Mon 7/15:40 amLIS - TYS
2 stops20h 19mDelta
Deal found 4/27$1,089
Wed 6/2611:50 amTYS - LIS
1 stop15h 10mDelta
Sun 6/305:40 amLIS - TYS
2 stops20h 19mDelta
Deal found 4/27$1,286
Tue 6/257:15 amTYS - LIS
2 stops19h 45mDelta
Mon 7/15:40 amLIS - TYS
2 stops23h 13mDelta
Deal found 4/27$1,291
Mon 6/243:56 pmTYS - LIS
2 stops14h 19mDelta
Sun 6/305:40 amLIS - TYS
2 stops20h 19mDelta
Deal found 4/27$1,303
Sun 6/237:50 amTYS - LIS
1 stop19h 10mDelta
Sun 6/305:40 amLIS - TYS
2 stops20h 19mDelta
Deal found 4/27$1,315
Sun 6/233:56 pmTYS - LIS
2 stops13h 54mDelta
Mon 7/15:40 amLIS - TYS
2 stops20h 19mDelta
Deal found 4/27$1,345
Mon 6/246:29 amTYS - LIS
1 stop20h 31mDelta
Sun 6/309:55 amLIS - TYS
1 stop16h 04mDelta
Deal found 4/27$1,351

Cheap British Airways flights from Knoxville to Lisbon

Explore cheap flight options specifically provided by British Airways 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 2,948,547 searches. Data last updated April 29, 2024.
To aid your search, here are some of the cheapest British Airways flights we've found from Knoxville to Lisbon. Deals are refreshing constantly so come back soon for more options.
Wed 9/43:00 pmTYS - LIS
1 stop13h 05mBritish Airways
Sat 9/147:10 amLIS - TYS
2 stops18h 19mBritish Airways
Deal found 4/29$1,169
Wed 9/46:12 pmTYS - LIS
1 stop9h 53mBritish Airways
Sat 9/1411:05 amLIS - TYS
1 stop11h 23mBritish Airways
Deal found 4/29$1,220
Sat 7/133:57 pmTYS - LIS
1 stop12h 08mBritish Airways
Sat 7/207:10 amLIS - TYS
2 stops20h 50mBritish Airways
Deal found 4/28$1,294
Fri 7/53:57 pmTYS - LIS
1 stop12h 08mBritish Airways
Fri 7/1211:05 amLIS - TYS
1 stop11h 34mBritish Airways
Deal found 4/28$1,546
Sun 6/236:01 pmTYS - LIS
1 stop10h 04mBritish Airways
Sat 6/297:00 pmLIS - TYS
2 stops27h 36mBritish Airways
Deal found 4/27$1,872
Sat 6/226:01 pmTYS - LIS
1 stop10h 04mBritish Airways
Mon 7/111:05 amLIS - TYS
1 stop11h 31mBritish Airways
Deal found 4/27$2,806

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 2,948,547 searches. Prices were last updated on April 29, 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.
Tue 5/282:39 pmTYS - LIS
2 stops15h 06mKLM
Tue 6/412:45 pmLIS - TYS
2 stops16h 06mKLM
Deal found 4/28$1,023
Tue 5/287:05 pmTYS - LIS
1 stop10h 25mUnited Airlines
Tue 6/412:50 pmLIS - TYS
2 stops26h 36mUnited Airlines
Deal found 4/28$1,159
Tue 5/2810:53 amTYS - LIS
1 stop17h 12mAmerican Airlines
Tue 6/411:05 amLIS - TYS
1 stop28h 31mAmerican Airlines
Deal found 4/28$1,183
Thu 5/235:50 amTYS - LIS
2 stops24h 20mAir Canada
Fri 5/3111:25 amLIS - TYS
2 stops55h 31mAir Canada
Deal found 4/29$1,601
Thu 5/237:05 pmTYS - LIS
2 stops22h 00mLufthansa
Fri 5/3112:20 pmLIS - TYS
1 stop16h 24mLufthansa
Deal found 4/29$2,061
Tue 5/282:20 pmTYS - LIS
2 stops14h 00mMultiple Airlines
Tue 6/411:25 amLIS - TYS
3 stops17h 18mMultiple Airlines
Deal found 4/28$2,142
Thu 5/232:20 pmTYS - LIS
1 stop15h 10mLufthansa
Fri 5/3112:20 pmLIS - TYS
1 stop16h 24mLufthansa
Deal found 4/29$2,450
Thu 5/233:10 pmTYS - LIS
2 stops15h 00mMultiple Airlines
Fri 5/3111:25 amLIS - TYS
3 stops17h 19mMultiple Airlines
Deal found 4/29$3,237

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 2,948,547 searches. Data last updated April 29, 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.
Thu 11/77:00 amTYS - LIS
2 stops23h 25mUnited Airlines
Thu 11/215:00 amLIS - TYS
2 stops23h 42mUnited Airlines
Deal found 4/28$678
Thu 11/76:14 pmTYS - LIS
1 stop9h 51mBritish Airways
Thu 11/217:00 amLIS - TYS
2 stops18h 38mBritish Airways
Deal found 4/28$757
Wed 9/253:00 pmTYS - LIS
2 stops18h 05mMultiple Airlines
Wed 10/96:35 amLIS - TYS
2 stops18h 54mMultiple Airlines
Deal found 4/28$834
Wed 9/253:00 pmTYS - LIS
1 stop13h 05mBritish Airways
Wed 10/911:05 amLIS - TYS
1 stop14h 24mBritish Airways
Deal found 4/29$836
Tue 9/177:20 pmTYS - LIS
2 stops33h 00mUnited Airlines
Wed 10/212:20 pmLIS - TYS
1 stop16h 20mUnited Airlines
Deal found 4/28$860
Tue 9/177:20 pmTYS - LIS
2 stops33h 00mUnited Airlines
Wed 10/210:25 amLIS - TYS
2 stops18h 15mUnited Airlines
Deal found 4/28$864
Wed 9/253:00 pmTYS - LIS
2 stops22h 00mBritish Airways
Wed 10/94:30 pmLIS - TYS
2 stops32h 59mBritish Airways
Deal found 4/29$880
Tue 9/177:20 pmTYS - LIS
1 stop10h 10mUnited Airlines
Wed 10/212:20 pmLIS - TYS
1 stop16h 20mUnited Airlines
Deal found 4/28$1,014
Tue 5/282:39 pmTYS - LIS
2 stops15h 06mKLM
Tue 6/412:45 pmLIS - TYS
2 stops16h 06mKLM
Deal found 4/28$1,023

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 2,948,547 searches. Data last updated April 29, 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.
Thu 5/96:00 amTYS - LIS
3 stops36h 15mMultiple Airlines
Deal found 4/27$638
Thu 5/96:00 amTYS - LIS
2 stops34h 05mMultiple Airlines
Deal found 4/27$697
Thu 5/92:25 pmTYS - LIS
1 stop15h 05mUnited Airlines
Deal found 4/27$1,762

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 2,948,547 searches. Data last updated April 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$834 - $1,378

Route

Depart

Return

Price

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 9/25

2 stops18h 05m

Lisbon Humberto Delgado

Wed 10/9

2 stops18h 54m

$834

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

$836

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 9/17

2 stops33h 00m

Lisbon Humberto Delgado

Wed 10/2

1 stop16h 20m

$860

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 5/28

2 stops15h 06m

Lisbon Humberto Delgado

Tue 6/4

2 stops16h 06m

$1,023

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 9/4

2 stops18h 30m

Lisbon Humberto Delgado

Sat 9/14

2 stops18h 59m

$1,051

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Mon 6/24

1 stop20h 31m

Lisbon Humberto Delgado

Mon 7/1

2 stops20h 19m

$1,072

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 9/4

1 stop13h 05m

Lisbon Humberto Delgado

Sat 9/14

2 stops18h 19m

$1,169

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Sat 7/13

2 stops39h 45m

Lisbon Humberto Delgado

Sat 7/20

2 stops31h 59m

$1,289

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Thu 6/27

2 stops20h 35m

Lisbon Humberto Delgado

Mon 7/1

2 stops23h 37m

$1,378

Flights are sorted by cheapest first

Deals found on 4/28

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 28, 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 $1,032 while a round-trip flight costs $1,057. 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 29, 2024.
Read reviews from past customers who have flown Delta, British Airways and Lufthansa 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
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

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

Delta
8.1
Very good
10,913 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

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

KLM
7.9
Good
1,618 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

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

Air France
7.6
Good
1,798 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

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

United Airlines
7.4
Good
11,202 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

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

American Airlines
7.3
Good
14,834 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

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 Multiple Airlines for just $834, but on average you can expect to pay $1,068.

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

    Currently priced at $836, American Airlines will fly you from Knoxville to Lisbon and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and KLM - these airlines can fly you to your destination from $860 and $1,023, 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 4/29.

See more FAQs

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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 2,948,547 searches. Data last updated April 29, 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

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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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