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Cheap flights from Knoxville (TYS) to Lisbon (LIS) from $650

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 11/23. 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
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
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 June 2, 2024.

Popular in

May

Cheapest in

January

Average price

$1,563

Round-trip from

$595
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 47% potential price drop
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Average for round-trip flights in June 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 May. Prices are generally better when you fly from Knoxville to Lisbon in January, with the cheapest ticket starting at $535.

What is the cheapest time of day to fly from TYS to 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 43% versus a flight in the evening.

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 2,807,690 searches. Data last updated June 2, 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.
Sun 7/142:20 pmTYS - LIS
1 stop15h 10mUnited Airlines
Mon 7/2912:20 pmLIS - TYS
1 stop16h 23mUnited Airlines
Deal found 6/1$1,017
Sun 7/147:10 pmTYS - LIS
1 stop10h 20mUnited Airlines
Mon 7/2910:25 amLIS - TYS
2 stops29h 00mUnited Airlines
Deal found 6/1$1,021
Thu 6/132:20 pmTYS - LIS
1 stop15h 10mUnited Airlines
Tue 6/2512:20 pmLIS - TYS
1 stop16h 23mUnited Airlines
Deal found 6/2$1,133
Thu 6/1310:00 amTYS - LIS
1 stop19h 30mUnited Airlines
Tue 6/251:45 pmLIS - TYS
2 stops14h 58mUnited Airlines
Deal found 6/2$1,137
Sat 6/297:00 amTYS - LIS
2 stops22h 35mUnited Airlines
Sat 7/66:15 amLIS - TYS
2 stops33h 10mUnited Airlines
Deal found 6/1$1,413
Mon 7/17:10 pmTYS - LIS
1 stop10h 20mUnited Airlines
Mon 7/812:20 pmLIS - TYS
1 stop12h 10mUnited Airlines
Deal found 6/1$1,450
Sat 6/297:00 amTYS - LIS
2 stops25h 35mUnited Airlines
Sat 7/65:05 amLIS - TYS
2 stops22h 37mUnited Airlines
Deal found 6/1$1,456
Sat 6/297:10 pmTYS - LIS
1 stop10h 25mUnited Airlines
Sat 7/65:05 amLIS - TYS
2 stops34h 09mUnited Airlines
Deal found 6/2$1,740
Sat 6/297:10 pmTYS - LIS
1 stop10h 25mUnited Airlines
Sat 7/612:20 pmLIS - TYS
1 stop16h 23mUnited Airlines
Deal found 6/1$2,200

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 2,807,690 searches. Data last updated June 2, 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.
Thu 6/133:57 pmTYS - LIS
2 stops26h 08mBritish Airways
Tue 6/2511:10 amLIS - TYS
2 stops38h 55mBritish Airways
Deal found 6/2$1,078
Sat 6/294:40 pmTYS - LIS
2 stops18h 35mBritish Airways
Sat 7/67:00 pmLIS - TYS
2 stops30h 44mBritish Airways
Deal found 6/1$1,617
Sat 6/2910:47 amTYS - LIS
2 stops24h 28mBritish Airways
Sat 7/67:00 pmLIS - TYS
2 stops30h 44mBritish Airways
Deal found 6/2$1,645
Sat 6/296:01 pmTYS - LIS
1 stop10h 04mBritish Airways
Sat 7/67:00 pmLIS - TYS
2 stops31h 39mBritish Airways
Deal found 6/2$2,007

Cheap Knoxville to Lisbon flights in June & July 2024

Find cheap flight options from Knoxville to Lisbon specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Prices were last updated on June 2, 2024.
The lowest fares we've come across on flights traveling from Knoxville to Lisbon in June and July 2024. Check back in a little while for more flight options.
Thu 6/133:57 pmTYS - LIS
2 stops26h 08mBritish Airways
Tue 6/2511:10 amLIS - TYS
2 stops38h 55mBritish Airways
Deal found 6/2$1,078
Thu 6/132:20 pmTYS - LIS
1 stop15h 10mUnited Airlines
Tue 6/2512:20 pmLIS - TYS
1 stop16h 23mUnited Airlines
Deal found 6/2$1,133
Thu 6/1310:00 amTYS - LIS
1 stop19h 30mUnited Airlines
Tue 6/251:45 pmLIS - TYS
2 stops14h 58mUnited Airlines
Deal found 6/2$1,137
Sat 6/296:01 pmTYS - LIS
2 stops17h 14mAmerican Airlines
Sat 7/68:25 amLIS - TYS
2 stops31h 26mAmerican Airlines
Deal found 6/1$1,224
Sat 6/297:10 amTYS - LIS
1 stop21h 50mMultiple Airlines
Sun 7/79:25 pmLIS - TYS
2 stops44h 35mMultiple Airlines
Deal found 6/1$1,337
Sat 6/297:00 amTYS - LIS
2 stops22h 35mUnited Airlines
Sat 7/66:15 amLIS - TYS
2 stops33h 10mUnited Airlines
Deal found 6/1$1,413
Sat 6/297:10 amTYS - LIS
1 stop21h 50mMultiple Airlines
Sun 7/79:55 pmLIS - TYS
2 stops44h 05mMultiple Airlines
Deal found 6/2$1,428
Sat 6/297:10 amTYS - LIS
1 stop21h 50mMultiple Airlines
Sat 7/67:20 pmLIS - TYS
2 stops46h 40mMultiple Airlines
Deal found 6/1$1,452
Sat 6/297:00 amTYS - LIS
2 stops25h 35mUnited Airlines
Sat 7/65:05 amLIS - TYS
2 stops22h 37mUnited Airlines
Deal found 6/1$1,456

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 2,807,690 searches. Data last updated June 2, 2024.
The lowest fares we've come across on flights traveling from Knoxville to Lisbon in June and July 2024. Check back in a little while for more flight options.
Sat 11/2311:49 amTYS - LIS
2 stops40h 11mAir France
Sun 12/16:30 pmLIS - TYS
2 stops26h 35mAir France
Deal found 6/1$650
Wed 9/257:20 pmTYS - LIS
1 stop10h 10mUnited Airlines
Wed 10/95:05 amLIS - TYS
2 stops22h 36mUnited Airlines
Deal found 6/1$747
Wed 9/257:20 pmTYS - LIS
2 stops21h 20mLufthansa
Wed 10/95:05 amLIS - TYS
2 stops22h 36mLufthansa
Deal found 6/1$773
Sun 10/66:17 pmTYS - LIS
2 stops18h 38mBritish Airways
Mon 10/146:45 pmLIS - TYS
2 stops30h 44mBritish Airways
Deal found 6/1$806
Fri 10/116:12 pmTYS - LIS
2 stops24h 03mBritish Airways
Sun 10/205:15 pmLIS - TYS
2 stops33h 01mBritish Airways
Deal found 6/1$856
Sat 11/232:55 pmTYS - LIS
1 stop14h 35mUnited Airlines
Sun 12/112:15 pmLIS - TYS
2 stops39h 03mUnited Airlines
Deal found 6/1$859
Sun 10/65:50 amTYS - LIS
2 stops21h 30mUnited Airlines
Mon 10/1412:20 pmLIS - TYS
1 stop16h 20mUnited Airlines
Deal found 6/1$925
Wed 9/257:20 pmTYS - LIS
1 stop10h 10mUnited Airlines
Wed 10/912:20 pmLIS - TYS
1 stop12h 10mUnited Airlines
Deal found 6/1$1,010
Fri 10/113:00 pmTYS - LIS
2 stops27h 15mBritish Airways
Sun 10/2011:05 amLIS - TYS
1 stop11h 23mBritish Airways
Deal found 6/1$1,016

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 2,807,690 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,017 - $2,056

Route

Depart

Return

Price

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Sun 7/14

1 stop15h 10m

Lisbon Humberto Delgado

Mon 7/29

1 stop16h 23m

$1,017

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Sun 7/14

1 stop10h 20m

Lisbon Humberto Delgado

Mon 7/29

2 stops29h 00m

$1,021

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Thu 6/13

2 stops26h 08m

Lisbon Humberto Delgado

Tue 6/25

2 stops38h 55m

$1,078

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Mon 7/1

2 stops15h 10m

Lisbon Humberto Delgado

Mon 7/8

3 stops32h 05m

$1,131

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Thu 6/13

1 stop15h 10m

Lisbon Humberto Delgado

Tue 6/25

1 stop16h 23m

$1,133

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Mon 7/1

3 stops29h 04m

Lisbon Humberto Delgado

Mon 7/8

3 stops32h 05m

$1,186

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Sat 6/29

2 stops17h 14m

Lisbon Humberto Delgado

Sat 7/6

2 stops31h 26m

$1,224

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Mon 7/1

2 stops21h 30m

Lisbon Humberto Delgado

Mon 7/8

2 stops35h 22m

$1,287

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Sat 6/29

2 stops16h 15m

Lisbon Humberto Delgado

Sun 7/7

2 stops16h 42m

$2,056

Flights are sorted by cheapest first

Deals found on 6/1

What is the cheapest day 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 June 2, 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

Best time to book a flight from Knoxville to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Knoxville 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.

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 June 2, 2024.
Read reviews from past customers who have flown United Airlines, 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
8.0
Very good
10,402 reviews
Check prices

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,402 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.5
Good
1,728 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,755 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,260 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Lufthansa
7.0
Good
7,557 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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 $1,100 on Cheapflights?

    Yes, there are multiple flights from Knoxville to Lisbon for under $1,100. The cheapest flight booked recently is on United Airlines for just $1,017, but on average you can expect to pay $1,336.

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

    Currently priced at $1,017, United Airlines will fly you from Knoxville to Lisbon and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and American Airlines - these airlines can fly you to your destination from $1,078 and $1,224, respectively. You may be able to fly from Knoxville to Lisbon for 9% less than the average price by searching for these airlines.

  • 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 6/1.

  • 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 is the cheapest month to book a flight from Knoxville to Lisbon?

    Currently, December is the cheapest month in which you can book a flight from Knoxville to Lisbon (average of $595). Flying from Knoxville to Lisbon in June is currently the most expensive (average of $1,194). 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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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 2,807,690 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$549Average$1,241FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$574Average$1,215FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest$637Average$1,130FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$834Average$1,672FlexibilityNo 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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