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Cheap flights from Knoxville to Bucharest from $810

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 Bucharest departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Knoxville to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:20 pm - 6:35 pm
TYS
-
OTP
40h 15m
2 stops
United Airlines Logo
7:10 pm - 9:50 am
OTP
-
TYS
45h 40m
2 stops
$810United Airlines
Sun, Nov 8 - Wed, Nov 11
Multiple Airlines Logo
6:54 pm - 1:20 am
TYS
-
OTP
23h 26m
2 stops
Multiple Airlines Logo
8:15 am - 9:04 pm
OTP
-
TYS
19h 49m
2 stops
$920Multiple Airlines
Mon, Oct 5 - Fri, Oct 16
Lufthansa Logo
7:25 pm - 11:50 pm
TYS
-
OTP
21h 25m
2 stops
Lufthansa Logo
1:45 pm - 9:45 am
OTP
-
TYS
27h 00m
2 stops
$974Lufthansa
Mon, Oct 5 - Fri, Oct 16
Multiple Airlines Logo
5:00 pm - 3:50 pm
TYS
-
OTP
15h 50m
2 stops
Multiple Airlines Logo
8:35 am - 10:39 pm
OTP
-
TYS
21h 04m
2 stops
$1,003Multiple Airlines
Sat, Aug 8 - Sat, Aug 15
Lufthansa Logo
7:19 pm - 1:10 am
TYS
-
OTP
22h 51m
2 stops
Lufthansa Logo
1:50 pm - 11:54 pm
OTP
-
TYS
41h 04m
2 stops
$1,005Lufthansa
Mon, Jul 20 - Mon, Jul 27
Multiple Airlines Logo
3:14 pm - 9:05 am
TYS
-
OTP
34h 51m
3 stops
Multiple Airlines Logo
5:10 pm - 9:54 pm
OTP
-
TYS
35h 44m
2 stops
$1,664Multiple Airlines
Mon, Oct 5 - Fri, Oct 16
Air Canada Logo
1:35 pm - 4:30 pm
TYS
-
OTP
19h 55m
3 stops
Air Canada Logo
6:15 am - 11:59 pm
OTP
-
TYS
24h 44m
3 stops
$1,846Air Canada
Sat, Aug 8 - Sat, Aug 15
Air Canada Logo
1:35 pm - 4:20 pm
TYS
-
OTP
19h 45m
3 stops
Air Canada Logo
6:15 am - 11:54 pm
OTP
-
TYS
24h 39m
3 stops
$2,272Air Canada
Mon, Jul 20 - Mon, Jul 27
Multiple Airlines Logo
7:15 am - 2:40 pm
TYS
-
OTP
24h 25m
3 stops
Multiple Airlines Logo
5:10 pm - 9:58 pm
OTP
-
TYS
35h 48m
2 stops
$2,420Multiple Airlines
Mon, Jul 20 - Mon, Jul 27
Air Canada Logo
1:35 pm - 4:20 pm
TYS
-
OTP
19h 45m
3 stops
Air Canada Logo
6:05 am - 8:19 pm
OTP
-
TYS
21h 14m
3 stops
$2,619Air Canada
Mon, Oct 5 - Fri, Oct 16

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Air Canada flights from Knoxville to Bucharest Otopeni Intl Airport

Our best Air Canada deals on Knoxville to Bucharest Otopeni Intl Airport flight tickets
Air Canada
Aug 8
TYS1:35 pmKnoxville McGhee Tyson
19h 55m
3 stops
OTP4:30 pmBucharest Otopeni Intl
Aug 15
OTP6:15 amBucharest Otopeni Intl
24h 44m
3 stops
TYS11:59 pmKnoxville McGhee Tyson
$1,846
Air Canada
Jul 20
TYS1:35 pmKnoxville McGhee Tyson
19h 45m
3 stops
OTP4:20 pmBucharest Otopeni Intl
Jul 27
OTP6:15 amBucharest Otopeni Intl
24h 39m
3 stops
TYS11:54 pmKnoxville McGhee Tyson
$2,272
Air Canada
Oct 5
TYS1:35 pmKnoxville McGhee Tyson
19h 45m
3 stops
OTP4:20 pmBucharest Otopeni Intl
Oct 16
OTP6:05 amBucharest Otopeni Intl
21h 14m
3 stops
TYS8:19 pmKnoxville McGhee Tyson
$2,619

Lufthansa flights from Knoxville to Bucharest Otopeni Intl Airport

Our best Lufthansa deals on Knoxville to Bucharest Otopeni Intl Airport flight tickets
Lufthansa
Oct 5
TYS7:25 pmKnoxville McGhee Tyson
21h 25m
2 stops
OTP11:50 pmBucharest Otopeni Intl
Oct 16
OTP1:45 pmBucharest Otopeni Intl
27h 00m
2 stops
TYS9:45 amKnoxville McGhee Tyson
$974
Lufthansa
Jul 20
TYS7:19 pmKnoxville McGhee Tyson
22h 51m
2 stops
OTP1:10 amBucharest Otopeni Intl
Jul 27
OTP1:50 pmBucharest Otopeni Intl
41h 04m
2 stops
TYS11:54 pmKnoxville McGhee Tyson
$1,005

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Bucharest Otopeni Intl Airport 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 June 24, 2026.
Use the filters below to find and compare flights from Knoxville to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Sun 11/8

7:20 pm-6:35 pm

2 stops40h 15m

Bucharest Otopeni Intl

Wed 11/11

7:10 pm-9:50 am

2 stops45h 40m

$810

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Mon 10/5

6:54 pm-1:20 am

2 stops23h 26m

Bucharest Otopeni Intl

Fri 10/16

8:15 am-9:04 pm

2 stops19h 49m

$920

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Mon 10/5

7:25 pm-11:50 pm

2 stops21h 25m

Bucharest Otopeni Intl

Fri 10/16

1:45 pm-9:45 am

2 stops27h 00m

$974
Quickest round-trip

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Sat 8/8

5:00 pm-3:50 pm

2 stops15h 50m

Bucharest Otopeni Intl

Sat 8/15

8:35 am-10:39 pm

2 stops21h 04m

$1,003

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Mon 7/20

7:19 pm-1:10 am

2 stops22h 51m

Bucharest Otopeni Intl

Mon 7/27

1:50 pm-11:54 pm

2 stops41h 04m

$1,005

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Mon 10/5

3:14 pm-9:05 am

3 stops34h 51m

Bucharest Otopeni Intl

Fri 10/16

5:10 pm-9:54 pm

2 stops35h 44m

$1,664

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Sat 8/8

1:35 pm-4:30 pm

3 stops19h 55m

Bucharest Otopeni Intl

Sat 8/15

6:15 am-11:59 pm

3 stops24h 44m

$1,846

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Mon 7/20

1:35 pm-4:20 pm

3 stops19h 45m

Bucharest Otopeni Intl

Mon 7/27

6:15 am-11:54 pm

3 stops24h 39m

$2,272

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Mon 7/20

7:15 am-2:40 pm

3 stops24h 25m

Bucharest Otopeni Intl

Mon 7/27

5:10 pm-9:58 pm

2 stops35h 48m

$2,420

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Mon 10/5

1:35 pm-4:20 pm

3 stops19h 45m

Bucharest Otopeni Intl

Fri 10/16

6:05 am-8:19 pm

3 stops21h 14m

$2,619

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Bucharest from

How to get the cheapest flight ticket from Knoxville to Bucharest Otopeni Intl Airport

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 airline that flies from Knoxville McGhee Tyson to Bucharest Otopeni Intl?

British Airways is the most popular carrier operating from Knoxville McGhee Tyson to Bucharest Otopeni Intl

When to book flights from Knoxville to Bucharest Otopeni Intl Airport

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

Cheap Knoxville to Bucharest Otopeni Intl Airport (TYS to OTP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Bucharest Otopeni Intl Airport

Fastest flight time

22h 51m

Direct flights

None
The fastest flight from Knoxville to Bucharest Otopeni Intl Airport takes 22h 51m
There are no direct flights from Knoxville to Bucharest Otopeni Intl Airport. There are no popular flight routes from Knoxville to Bucharest Otopeni Intl Airport.
Search flight deals

Frequently asked questions about flying from Knoxville to Bucharest Otopeni Intl Airport

  • How far is Knoxville McGhee Tyson to Bucharest Otopeni Intl by plane?

    Bucharest Otopeni Intl is 5358.1 mi away from Knoxville McGhee Tyson. A reasonable flight in good conditions will take 22h 51m.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Bucharest Otopeni Intl Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Bucharest Otopeni Intl Airport are updated daily.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Bucharest Otopeni Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Bucharest Otopeni Intl Airport.

  • What documentation or ID do you need to fly to Bucharest Otopeni Intl Airport?

    The required travel and health documents for your Bucharest Otopeni Intl 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 Bucharest Otopeni Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

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

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

All flight searches from Knoxville to Bucharest on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Bucharest from Knoxville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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