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Cheap flights from Knoxville to Bucharest from $589

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Bucharest departing on 4/28. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:20 pm - 3:50 pm
TYS
-
OTP
15h 30m
2 stops
Multiple Airlines Logo
8:35 am - 8:28 pm
OTP
-
TYS
18h 53m
2 stops
$894Multiple Airlines
Thu, May 7 - Thu, May 14
British Airways Logo
6:20 pm - 12:50 am
TYS
-
OTP
23h 30m
2 stops
British Airways Logo
8:15 am - 10:06 pm
OTP
-
TYS
20h 51m
2 stops
$1,181British Airways
Sun, Jun 14 - Wed, Jun 24
Lufthansa Logo
5:53 pm - 6:35 pm
TYS
-
OTP
17h 42m
2 stops
Lufthansa Logo
6:15 am - 8:12 pm
OTP
-
TYS
20h 57m
2 stops
$1,240Lufthansa
Tue, Apr 28 - Fri, May 1
Air Canada Logo
9:40 am - 12:00 pm
TYS
-
OTP
19h 20m
3 stops
Air Canada Logo
6:05 am - 8:12 pm
OTP
-
TYS
21h 07m
3 stops
$1,746Air Canada
Tue, Apr 28 - Fri, May 1
Air Canada Logo
10:00 am - 12:00 pm
TYS
-
OTP
19h 00m
3 stops
Air Canada Logo
6:05 am - 8:34 pm
OTP
-
TYS
21h 29m
3 stops
$2,080Air Canada
Sun, Jun 14 - Wed, Jun 24
Air Canada Logo
10:00 am - 12:00 pm
TYS
-
OTP
19h 00m
3 stops
Air Canada Logo
6:05 am - 8:34 pm
OTP
-
TYS
21h 29m
3 stops
$2,094Air Canada
Sun, Jun 14 - Wed, Jun 24
Air Canada Logo
10:00 am - 12:00 pm
TYS
-
OTP
19h 00m
3 stops
Air Canada Logo
6:05 am - 8:34 pm
OTP
-
TYS
21h 29m
3 stops
$2,099Air Canada
Sun, Jun 14 - Wed, Jun 24
Air Canada Logo
9:50 am - 6:35 pm
TYS
-
OTP
25h 45m
3 stops
Air Canada Logo
6:05 am - 8:12 pm
OTP
-
TYS
21h 07m
3 stops
$2,288Air Canada
Thu, May 7 - Thu, May 14

Lufthansa flights from Knoxville to Bucharest Otopeni Intl Airport

Our best Lufthansa deals on Knoxville to Bucharest Otopeni Intl Airport flight tickets
Lufthansa
Apr 2
TYS7:20 pmKnoxville McGhee Tyson
22h 50m
2 stops
OTP1:10 amBucharest Otopeni Intl
Apr 6
OTP7:20 pmBucharest Otopeni Intl
34h 14m
2 stops
TYS10:34 pmKnoxville McGhee Tyson
$976
Lufthansa
Apr 2
TYS7:20 pmKnoxville McGhee Tyson
22h 50m
2 stops
OTP1:10 amBucharest Otopeni Intl
Apr 5
OTP5:35 pmBucharest Otopeni Intl
35h 59m
2 stops
TYS10:34 pmKnoxville McGhee Tyson
$1,022
Lufthansa
Apr 28
TYS5:53 pmKnoxville McGhee Tyson
17h 42m
2 stops
OTP6:35 pmBucharest Otopeni Intl
May 1
OTP6:15 amBucharest Otopeni Intl
20h 57m
2 stops
TYS8:12 pmKnoxville McGhee Tyson
$1,240

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
Apr 28
TYS9:40 amKnoxville McGhee Tyson
19h 20m
3 stops
OTP12:00 pmBucharest Otopeni Intl
May 1
OTP6:05 amBucharest Otopeni Intl
21h 07m
3 stops
TYS8:12 pmKnoxville McGhee Tyson
$1,746
Air Canada
Jun 14
TYS10:00 amKnoxville McGhee Tyson
19h 00m
3 stops
OTP12:00 pmBucharest Otopeni Intl
Jun 24
OTP6:05 amBucharest Otopeni Intl
21h 29m
3 stops
TYS8:34 pmKnoxville McGhee Tyson
$2,080
Air Canada
Jun 14
TYS10:00 amKnoxville McGhee Tyson
19h 00m
3 stops
OTP12:00 pmBucharest Otopeni Intl
Jun 24
OTP6:05 amBucharest Otopeni Intl
21h 29m
3 stops
TYS8:34 pmKnoxville McGhee Tyson
$2,094

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 March 25, 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
Quickest round-trip

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Thu 5/7

5:20 pm-3:50 pm

2 stops15h 30m

Bucharest Otopeni Intl

Thu 5/14

8:35 am-8:28 pm

2 stops18h 53m

$894

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Sun 6/14

6:20 pm-12:50 am

2 stops23h 30m

Bucharest Otopeni Intl

Wed 6/24

8:15 am-10:06 pm

2 stops20h 51m

$1,181

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Tue 4/28

5:53 pm-6:35 pm

2 stops17h 42m

Bucharest Otopeni Intl

Fri 5/1

6:15 am-8:12 pm

2 stops20h 57m

$1,240

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Tue 4/28

9:40 am-12:00 pm

3 stops19h 20m

Bucharest Otopeni Intl

Fri 5/1

6:05 am-8:12 pm

3 stops21h 07m

$1,746

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Sun 6/14

10:00 am-12:00 pm

3 stops19h 00m

Bucharest Otopeni Intl

Wed 6/24

6:05 am-8:34 pm

3 stops21h 29m

$2,080

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Sun 6/14

10:00 am-12:00 pm

3 stops19h 00m

Bucharest Otopeni Intl

Wed 6/24

6:05 am-8:34 pm

3 stops21h 29m

$2,094

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Sun 6/14

10:00 am-12:00 pm

3 stops19h 00m

Bucharest Otopeni Intl

Wed 6/24

6:05 am-8:34 pm

3 stops21h 29m

$2,099

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Thu 5/7

9:50 am-6:35 pm

3 stops25h 45m

Bucharest Otopeni Intl

Thu 5/14

6:05 am-8:12 pm

3 stops21h 07m

$2,288
Cheapest one-way
Quickest one-way

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Tue 4/28

7:20 pm-6:35 pm

2 stops16h 15m

$589

KnoxvilleBucharest

TYS - OTP

TYSOTP

Knoxville McGhee Tyson

Wed 4/15

11:31 am-12:20 am

2 stops29h 49m

$600

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?

United Airlines and Air Canada are the most popular carriers 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

15h 30m

Direct flights

None
The fastest flight from Knoxville to Bucharest Otopeni Intl Airport takes 15h 30m
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

  • 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 15h 30m.

  • 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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Knoxville to Bucharest. Millions of users trust and use momondo every year so you are in good hands.

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?

If you are not ready to book a flight from Knoxville to Bucharest now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bucharest and let you know when they change.

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