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Cheap flights from Knoxville (TYS) to Portugal from $680

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 5/22. 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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What is the cheapest month to fly from Knoxville to Portugal?

March is one of the best times of the year to fly to Portugal from Knoxville. Prices for March average $1,189 per person but you can even find prices for as low as $586. The most expensive prices can be found in the month of November. Opting for a March flight can save you 76% on your journey compared to booking in November

When is the cheapest time to fly from Knoxville to Portugal (TYS - PT)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Portugal as you normally would.

Cheap Air Canada flights from Knoxville to Portugal

Explore cheap flight options specifically provided by Air Canada for the route between Knoxville and Portugal. 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 3,073,952 searches. Data last updated April 25, 2024.
Take a look at some of the lowest-priced Air Canada flights heading from Knoxville to Portugal. It's recommended that users confirm their flight details before booking.
Sun 9/19:50 amTYS - LIS
2 stops20h 20mAir Canada
Thu 9/1212:50 pmLIS - TYS
2 stops39h 54mAir Canada
Deal found 4/23$1,016
Wed 9/45:50 amTYS - LIS
2 stops22h 30mAir Canada
Sat 9/1412:50 pmLIS - TYS
2 stops26h 36mAir Canada
Deal found 4/23$1,034

Cheap United Airlines flights from Knoxville to Portugal

Explore cheap flight options specifically provided by United Airlines for the route between Knoxville and Portugal. 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 3,073,952 searches. Data last updated April 25, 2024.
Browse through some of the cheapest United Airlines flights traveling from Knoxville to Portugal. Deals frequently update to provide users with more options.
Tue 9/177:20 pmTYS - LIS
1 stop10h 10mUnited Airlines
Wed 10/212:20 pmLIS - TYS
1 stop16h 20mUnited Airlines
Deal found 4/23$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 6/183:10 pmTYS - LIS
2 stops15h 00mUnited Airlines
Tue 6/2512:50 pmLIS - TYS
2 stops30h 07mUnited Airlines
Deal found 4/23$1,165
Tue 6/187:00 amTYS - LIS
2 stops23h 10mUnited Airlines
Thu 6/276:15 amLIS - TYS
2 stops22h 27mUnited Airlines
Deal found 4/23$1,185
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
Tue 6/117:05 pmTYS - LIS
2 stops21h 35mUnited Airlines
Wed 6/1912:50 pmLIS - TYS
2 stops30h 50mUnited Airlines
Deal found 4/24$1,228
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
Tue 6/45:50 amTYS - LIS
2 stops24h 20mUnited Airlines
Wed 6/126:15 amLIS - TYS
2 stops22h 28mUnited Airlines
Deal found 4/24$1,235

Cheap Knoxville to Portugal flights in April & May 2024

Find cheap flight options from Knoxville to Portugal specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,073,952 searches. Prices were last updated on April 25, 2024.
The lowest fares we've come across on flights traveling from Knoxville to Portugal in April and May 2024. More deals are always being added, so be sure to check back regularly.
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
Sat 5/45:30 amTYS - LIS
2 stops21h 30mDelta
Sun 5/125:40 amLIS - TYS
2 stops21h 31mDelta
Deal found 4/23$1,624
Sat 5/45:56 pmTYS - LIS
1 stop10h 09mBritish Airways
Sun 5/127:20 amLIS - TYS
2 stops18h 11mBritish Airways
Deal found 4/23$1,627
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
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
Sat 5/2511:02 amTYS - LIS
1 stop17h 03mBritish Airways
Fri 5/3111:05 amLIS - TYS
1 stop14h 26mBritish Airways
Deal found 4/24$2,125

Knoxville to Portugal 2024 flight deals

Discover exclusive flight deals for travel between Knoxville and Portugal in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated April 25, 2024.
The lowest fares we've come across on flights traveling from Knoxville to Portugal in April and May 2024. More deals are always being added, so be sure to check back regularly.
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
1 stop13h 05mBritish Airways
Wed 10/911:05 amLIS - TYS
1 stop14h 24mBritish Airways
Deal found 4/24$835
Wed 9/253:00 pmTYS - LIS
1 stop13h 05mAmerican Airlines
Wed 10/911:05 amLIS - TYS
2 stops15h 26mAmerican Airlines
Deal found 4/23$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
Tue 9/173:00 pmTYS - LIS
2 stops18h 25mBritish Airways
Wed 10/26:45 pmLIS - TYS
2 stops30h 44mBritish Airways
Deal found 4/23$879
Wed 9/257:20 pmTYS - LIS
2 stops21h 20mLufthansa
Wed 10/96:15 amLIS - TYS
2 stops22h 25mLufthansa
Deal found 4/24$882
Sat 11/231:00 pmTYS - LIS
2 stops21h 10mDelta
Sat 11/305:00 amLIS - TYS
2 stops21h 28mDelta
Deal found 4/23$913
Tue 9/173:00 pmTYS - LIS
2 stops18h 25mBritish Airways
Wed 10/211:05 amLIS - TYS
1 stop11h 23mBritish Airways
Deal found 4/23$928

Knoxville to Portugal flights leaving soon

Find last-minute flight options from Knoxville to Portugal for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated April 25, 2024.
Have a look at some of the last-minute flights available departing from Knoxville to Portugal. To prevent any unwanted surprises, users should verify their flight info before booking.
Sat 5/45:30 amTYS - LIS
2 stops21h 30mDelta
Sun 5/125:40 amLIS - TYS
2 stops21h 31mDelta
Deal found 4/23$1,624
Sat 5/45:56 pmTYS - LIS
1 stop10h 09mBritish Airways
Sun 5/127:20 amLIS - TYS
2 stops18h 11mBritish Airways
Deal found 4/23$1,627
Sat 5/410:00 amTYS - LIS
3 stops16h 55mMultiple Airlines
Sun 5/1212:50 pmLIS - TYS
2 stops26h 36mMultiple Airlines
Deal found 4/23$2,405
Sat 5/47:00 amTYS - LIS
1 stop17h 35mMultiple Airlines
Sun 5/1212:30 pmLIS - TYS
1 stop14h 50mMultiple Airlines
Deal found 4/23$2,425

One-way flights to Portugal from Knoxville

Search for one-way flight options from Knoxville to Portugal. 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 3,073,952 searches. Data last updated April 25, 2024.
Users in need of a one-way flight from Knoxville to Portugal can choose from these deals. Users can also find round-trip Knoxville to Portugal flights by using the search form above.
Wed 5/227:46 amTYS - LIS
2 stops21h 44mMultiple Airlines
Deal found 4/22$680
Wed 7/2412:14 pmTYS - LIS
2 stops14h 46mKLM
Deal found 4/23$708
Wed 5/222:21 pmTYS - LIS
3 stops59h 29mMultiple Airlines
Deal found 4/22$821
Wed 5/227:00 amTYS - LIS
1 stop17h 50mMultiple Airlines
Deal found 4/22$1,558

Find flights from Knoxville to Portugal within your budget

Customize your flight search to find flights from Knoxville 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 3,073,952 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

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

Sun 9/1

2 stops20h 20m

Lisbon Humberto Delgado

Thu 9/12

2 stops39h 54m

$1,016

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 9/25

2 stops18h 30m

Lisbon Humberto Delgado

Wed 10/9

3 stops17h 15m

$1,045

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 9/17

1 stop10h 10m

Lisbon Humberto Delgado

Wed 10/2

1 stop16h 20m

$1,093

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Tue 6/4

1 stop20h 17m

Lisbon Humberto Delgado

Wed 6/12

1 stop15h 59m

$1,175

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 7/3

2 stops22h 55m

Lisbon Humberto Delgado

Thu 7/11

2 stops23h 13m

$1,248

Knoxville McGhee TysonLisbon Humberto Delgado

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Sat 6/22

2 stops23h 40m

Lisbon Humberto Delgado

Mon 7/1

2 stops28h 35m

$1,636

Flights are sorted by cheapest first

Deals found on 4/24

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated April 25, 2024.
Read reviews from past customers who have flown Air Canada, United Airlines and Delta from Knoxville to Portugal. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
11,004 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.5

Overall

8.1

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

Delta
8.1
Very good
11,004 reviews
Delta
8.1
Very good
11,004 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.5

Overall

8.1

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

KLM
7.9
Good
1,629 reviews
Delta
8.1
Very good
11,004 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.5

Overall

8.1

Boarding

8.2

Crew

8.6

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
11,004 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.5

Overall

8.1

Boarding

8.2

Crew

8.6

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
11,004 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.5

Overall

8.1

Boarding

8.2

Crew

8.6

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
11,004 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.5

Overall

8.1

Boarding

8.2

Crew

8.6

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 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 Knoxville to Portugal?

    For a flight from Knoxville to Portugal, you will be flying from McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city.

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

    Yes, there are multiple flights from Knoxville to Portugal for under $900. The cheapest flight booked recently is on British Airways for just $835, but on average you can expect to pay $1,041.

  • Are there last-minute flights available from Knoxville to Portugal for under $1,700?

    There are currently 4+ open flights from Knoxville to Portugal within the next 7 days for less than $1,700.

  • What are the most popular routes from Knoxville to Portugal?

    The most popular flight routes from Knoxville to Portugal are Knoxville McGhee Tyson - Lisbon Humberto Delgado, Knoxville McGhee Tyson - Faro and Knoxville McGhee Tyson - Funchal Madeira.

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

    American Airlines, British Airways and Delta are the most popular airlines when flying from Knoxville to Portugal.

  • What does TYS to LIS mean?

    Knoxville McGhee Tyson Airport is TYS and Lisbon Humberto Delgado Airport is LIS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ready for more IATA code knowledge? These are related airports for your current travel destination: Porto Airport (OPO), Faro Airport (FAO), Funchal Madeira Airport (FNC), Ponta Delgada Nordela Airport (PDL), Lajes Airport (TER).

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

    The amount of baggage you can bring on your Knoxville to Portugal 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 Portugal with specific airlines?

    Yes, Cheapflights allows you to browse and filter Knoxville to Portugal 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 Portugal that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville 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.

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

    Many airlines flying from Knoxville to Portugal 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 Portugal?

    Yes, you can often find last-minute deals on Knoxville to Portugal 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 Portugal flight deals updated?

    The Knoxville to Portugal flight deals you see on this page were last updated on 4/24.

See more FAQs

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Top 4 airlines flying from Knoxville to Portugal

Discover the top 4 airlines that operate flights from Knoxville to Portugal. 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 3,073,952 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 Portugal by cabin class

Find flights from Knoxville to Portugal, 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 Portugal?

Deals for Knoxville to Portugal flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Knoxville to Portugal for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Portugal 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 Portugal 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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