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Cheap flights from Knoxville to Helsinki from $481

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Helsinki departing on 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Delta Logo
7:30 am - 4:25 pmTYS-HEL
25h 55m2 stops
Delta Logo
6:30 am - 11:44 pmHEL-TYS
24h 14m2 stops
$481Delta
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Wed, Jan 7 - Tue, Jan 13
Delta Logo
12:30 pm - 4:25 pmTYS-HEL
20h 55m2 stops
Delta Logo
7:00 am - 11:00 pmHEL-TYS
23h 00m2 stops
$482Delta
Find Deal
Wed, Jan 7 - Thu, Jan 15
Finnair Logo
12:21 pm - 2:45 pmTYS-HEL
19h 24m2 stops
Finnair Logo
12:30 pm - 10:47 pmHEL-TYS
17h 17m1 stop
$483Finnair
Find Deal
Tue, Jan 6 - Fri, Jan 16
American Airlines Logo
1:16 pm - 1:55 pmTYS-HEL
17h 39m2 stops
American Airlines Logo
12:30 pm - 10:47 pmHEL-TYS
17h 17m1 stop
$486American Airlines
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Tue, Jan 6 - Fri, Jan 16
United Airlines Logo
7:20 pm - 6:50 pmTYS-HEL
16h 30m2 stops
United Airlines Logo
7:05 am - 11:44 pmHEL-TYS
23h 39m2 stops
$495United Airlines
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Wed, Jan 7 - Tue, Jan 13
Finnair Logo
12:21 pm - 2:45 pmTYS-HEL
19h 24m2 stops
Finnair Logo
7:50 am - 10:47 pmHEL-TYS
21h 57m2 stops
$497Finnair
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Tue, Jan 6 - Fri, Jan 16
United Airlines Logo
11:10 am - 6:50 pmTYS-HEL
24h 40m2 stops
United Airlines Logo
12:45 pm - 10:32 amHEL-TYS
28h 47m2 stops
$498United Airlines
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Wed, Jan 7 - Wed, Jan 14
American Airlines Logo
3:00 pm - 1:55 pmTYS-HEL
15h 55m2 stops
American Airlines Logo
7:50 am - 10:10 pmHEL-TYS
21h 20m2 stops
$505American Airlines
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Tue, Jan 6 - Fri, Jan 16
Lufthansa Logo
7:20 pm - 6:50 pmTYS-HEL
16h 30m2 stops
Lufthansa Logo
7:05 am - 7:27 pmHEL-TYS
19h 22m2 stops
$526Lufthansa
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Thu, Jan 8 - Tue, Jan 13
Lufthansa Logo
2:25 pm - 6:50 pmTYS-HEL
21h 25m2 stops
Lufthansa Logo
1:55 pm - 7:27 pmHEL-TYS
36h 32m2 stops
$546Lufthansa
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Thu, Jan 8 - Mon, Jan 19

United Airlines flights from Knoxville to Helsinki

Our best United Airlines deals on Knoxville to Helsinki flight tickets
United Airlines
Jan 7
TYS7:20 pmKnoxville McGhee Tyson
16h 30m
2 stops
HEL6:50 pmHelsinki-Vantaa
Jan 13
HEL7:05 amHelsinki-Vantaa
23h 39m
2 stops
TYS11:44 pmKnoxville McGhee Tyson
$495
Find similar
United Airlines
Jan 7
TYS11:10 amKnoxville McGhee Tyson
24h 40m
2 stops
HEL6:50 pmHelsinki-Vantaa
Jan 14
HEL12:45 pmHelsinki-Vantaa
28h 47m
2 stops
TYS10:32 amKnoxville McGhee Tyson
$498
Find similar
United Airlines
Jan 6
TYS7:20 pmKnoxville McGhee Tyson
34h 50m
2 stops
HEL1:10 pmHelsinki-Vantaa
Jan 13
HEL7:05 amHelsinki-Vantaa
37h 19m
2 stops
TYS1:24 pmKnoxville McGhee Tyson
$507
Find similar

Delta flights from Knoxville to Helsinki

Our best Delta deals on Knoxville to Helsinki flight tickets
Delta
Jan 7
TYS7:30 amKnoxville McGhee Tyson
25h 55m
2 stops
HEL4:25 pmHelsinki-Vantaa
Jan 13
HEL6:30 amHelsinki-Vantaa
24h 14m
2 stops
TYS11:44 pmKnoxville McGhee Tyson
$481
Find similar
Delta
Jan 7
TYS12:30 pmKnoxville McGhee Tyson
20h 55m
2 stops
HEL4:25 pmHelsinki-Vantaa
Jan 15
HEL7:00 amHelsinki-Vantaa
23h 00m
2 stops
TYS11:00 pmKnoxville McGhee Tyson
$482
Find similar
Delta
Jan 7
TYS12:30 pmKnoxville McGhee Tyson
41h 40m
2 stops
HEL1:10 pmHelsinki-Vantaa
Jan 14
HEL6:30 amHelsinki-Vantaa
24h 14m
2 stops
TYS11:44 pmKnoxville McGhee Tyson
$493
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Helsinki 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Knoxville to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Wed 1/7

7:30 am-4:25 pm

2 stops25h 55m

Helsinki-Vantaa

Tue 1/13

6:30 am-11:44 pm

2 stops24h 14m

$481

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Wed 1/7

12:30 pm-4:25 pm

2 stops20h 55m

Helsinki-Vantaa

Thu 1/15

7:00 am-11:00 pm

2 stops23h 00m

$482

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Tue 1/6

12:21 pm-2:45 pm

2 stops19h 24m

Helsinki-Vantaa

Fri 1/16

12:30 pm-10:47 pm

1 stop17h 17m

$483

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Tue 1/6

1:16 pm-1:55 pm

2 stops17h 39m

Helsinki-Vantaa

Fri 1/16

12:30 pm-10:47 pm

1 stop17h 17m

$486

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Wed 1/7

7:20 pm-6:50 pm

2 stops16h 30m

Helsinki-Vantaa

Tue 1/13

7:05 am-11:44 pm

2 stops23h 39m

$495

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Tue 1/6

12:21 pm-2:45 pm

2 stops19h 24m

Helsinki-Vantaa

Fri 1/16

7:50 am-10:47 pm

2 stops21h 57m

$497

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Wed 1/7

11:10 am-6:50 pm

2 stops24h 40m

Helsinki-Vantaa

Wed 1/14

12:45 pm-10:32 am

2 stops28h 47m

$498

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Tue 1/6

3:00 pm-1:55 pm

2 stops15h 55m

Helsinki-Vantaa

Fri 1/16

7:50 am-10:10 pm

2 stops21h 20m

$505

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Thu 1/8

7:20 pm-6:50 pm

2 stops16h 30m

Helsinki-Vantaa

Tue 1/13

7:05 am-7:27 pm

2 stops19h 22m

$526

KnoxvilleHelsinki

TYS - HEL

TYSHEL

Knoxville McGhee Tyson

Thu 1/8

2:25 pm-6:50 pm

2 stops21h 25m

Helsinki-Vantaa

Mon 1/19

1:55 pm-7:27 pm

2 stops36h 32m

$546

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Helsinki from

How to get the cheapest flight ticket from Knoxville to Helsinki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Tuesday when prices can be found for as low as $541. This is often the case because there is less demand to fly during this day of the week. Flights from Knoxville to Helsinki on a Saturday will generally be more expensive and average around $1,563. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is in the morning. momondo users have found flights departing from Knoxville to Helsinki in the morning for as low as $546. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Helsinki, so prices are often more expensive at around $1,398 per ticket.

When to book flights from Knoxville to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Helsinki according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Helsinki (TYS to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Helsinki

Direct flights

None
There are no direct flights from Knoxville to Helsinki. There are no popular flight routes from Knoxville to Helsinki.
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  • How far is Knoxville McGhee Tyson to Helsinki-Vantaa by plane?

    The straight-line distance from Knoxville McGhee Tyson to Helsinki-Vantaa is 4675.2 mi. Typically, this will take 12h 25m by plane in normal conditions.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Helsinki-Vantaa Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Helsinki-Vantaa Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Helsinki-Vantaa Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Helsinki-Vantaa Airport.

  • What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

    The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Espoo
Lahti
Kotka

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Helsinki?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Helsinki. momondo saves you time and could save you money on your trip.

Can I find flights from Knoxville to Helsinki with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Helsinki from Knoxville with this policy.

How can momondo help me find flights from Knoxville to Helsinki?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Knoxville to Helsinki.

I’m not ready to book a flight from Knoxville to Helsinki right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Helsinki, momondo offers a useful price alert feature which will track prices for flights to Helsinki from Knoxville and alert you when they change.

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