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Cheap flights from Knoxville to Ottawa from $175

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 Ottawa departing on 4/23. 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
0 bags

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Find the cheapest flights from Knoxville to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:45 am - 2:17 pm
TYS
-
YOW
8h 32m
1 stop
United Airlines Logo
5:20 pm - 9:33 am
YOW
-
TYS
16h 13m
1 stop
$311United Airlines
Tue, Jul 28 - Tue, Jul 28
United Airlines Logo
8:20 am - 1:59 pm
TYS
-
YOW
5h 39m
1 stop
United Airlines Logo
5:20 pm - 12:35 am
YOW
-
TYS
7h 15m
1 stop
$344United Airlines
Sat, Jul 25 - Tue, Jul 28
United Airlines Logo
7:20 pm - 11:54 pm
TYS
-
YOW
4h 34m
1 stop
United Airlines Logo
10:44 am - 10:34 pm
YOW
-
TYS
11h 50m
1 stop
$366United Airlines
Mon, Apr 13 - Fri, Apr 17
United Airlines Logo
7:00 am - 4:38 pm
TYS
-
YOW
9h 38m
2 stops
United Airlines Logo
6:00 am - 10:49 am
YOW
-
TYS
4h 49m
1 stop
$371United Airlines
Tue, May 5 - Tue, May 12
United Airlines Logo
6:30 am - 3:10 pm
TYS
-
YOW
8h 40m
2 stops
United Airlines Logo
5:20 pm - 12:35 am
YOW
-
TYS
7h 15m
1 stop
$400United Airlines
Sat, Jul 25 - Sat, Jul 25
Multiple Airlines Logo
9:32 pm - 1:15 pm
TYS
-
YOW
15h 43m
2 stops
Multiple Airlines Logo
4:20 pm - 5:30 pm
YOW
-
TYS
25h 10m
1 stop
$421Multiple Airlines
Sun, Apr 19 - Sun, Apr 26
United Airlines Logo
6:30 am - 5:10 pm
TYS
-
YOW
10h 40m
2 stops
United Airlines Logo
7:30 pm - 11:54 pm
YOW
-
TYS
4h 24m
1 stop
$433United Airlines
Sat, Jul 25 - Tue, Jul 28
Air Canada Logo
5:45 am - 6:48 pm
TYS
-
YOW
13h 03m
1 stop
Air Canada Logo
9:55 am - 8:39 pm
YOW
-
TYS
10h 44m
2 stops
$446Air Canada
Fri, Jul 24 - Tue, Jul 28
United Airlines Logo
6:30 am - 5:10 pm
TYS
-
YOW
10h 40m
2 stops
United Airlines Logo
2:00 pm - 11:54 pm
YOW
-
TYS
9h 54m
2 stops
$447United Airlines
Sat, Jul 25 - Tue, Jul 28
Air Canada Logo
10:00 am - 7:45 pm
TYS
-
YOW
9h 45m
2 stops
Air Canada Logo
7:30 pm - 10:42 am
YOW
-
TYS
15h 12m
1 stop
$450Air Canada
Wed, Jul 22 - Mon, Jul 27

United Airlines flights from Knoxville to Ottawa

Our best United Airlines deals on Knoxville to Ottawa flight tickets
United Airlines
Jul 28
TYS5:45 amKnoxville McGhee Tyson
8h 32m
1 stop
YOW2:17 pmOttawa
Jul 28
YOW5:20 pmOttawa
16h 13m
1 stop
TYS9:33 amKnoxville McGhee Tyson
$311
United Airlines
Jul 25
TYS8:20 amKnoxville McGhee Tyson
5h 39m
1 stop
YOW1:59 pmOttawa
Jul 28
YOW5:20 pmOttawa
7h 15m
1 stop
TYS12:35 amKnoxville McGhee Tyson
$344
United Airlines
Apr 13
TYS7:20 pmKnoxville McGhee Tyson
4h 34m
1 stop
YOW11:54 pmOttawa
Apr 17
YOW10:44 amOttawa
11h 50m
1 stop
TYS10:34 pmKnoxville McGhee Tyson
$366

Air Canada flights from Knoxville to Ottawa

Our best Air Canada deals on Knoxville to Ottawa flight tickets
Air Canada
Jul 24
TYS5:45 amKnoxville McGhee Tyson
13h 03m
1 stop
YOW6:48 pmOttawa
Jul 28
YOW9:55 amOttawa
10h 44m
2 stops
TYS8:39 pmKnoxville McGhee Tyson
$446
Air Canada
Jul 22
TYS10:00 amKnoxville McGhee Tyson
9h 45m
2 stops
YOW7:45 pmOttawa
Jul 27
YOW7:30 pmOttawa
15h 12m
1 stop
TYS10:42 amKnoxville McGhee Tyson
$450
Air Canada
Jul 23
TYS10:00 amKnoxville McGhee Tyson
11h 52m
2 stops
YOW9:52 pmOttawa
Jul 28
YOW9:55 amOttawa
10h 44m
2 stops
TYS8:39 pmKnoxville McGhee Tyson
$452

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Ottawa 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 Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Tue 7/28

5:45 am-2:17 pm

1 stop8h 32m

Ottawa

Tue 7/28

5:20 pm-9:33 am

1 stop16h 13m

$311
Quickest round-trip

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Sat 7/25

8:20 am-1:59 pm

1 stop5h 39m

Ottawa

Tue 7/28

5:20 pm-12:35 am

1 stop7h 15m

$344

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Mon 4/13

7:20 pm-11:54 pm

1 stop4h 34m

Ottawa

Fri 4/17

10:44 am-10:34 pm

1 stop11h 50m

$366

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Tue 5/5

7:00 am-4:38 pm

2 stops9h 38m

Ottawa

Tue 5/12

6:00 am-10:49 am

1 stop4h 49m

$371

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Sat 7/25

6:30 am-3:10 pm

2 stops8h 40m

Ottawa

Sat 7/25

5:20 pm-12:35 am

1 stop7h 15m

$400

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Sun 4/19

9:32 pm-1:15 pm

2 stops15h 43m

Ottawa

Sun 4/26

4:20 pm-5:30 pm

1 stop25h 10m

$421

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Sat 7/25

6:30 am-5:10 pm

2 stops10h 40m

Ottawa

Tue 7/28

7:30 pm-11:54 pm

1 stop4h 24m

$433

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Fri 7/24

5:45 am-6:48 pm

1 stop13h 03m

Ottawa

Tue 7/28

9:55 am-8:39 pm

2 stops10h 44m

$446

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Sat 7/25

6:30 am-5:10 pm

2 stops10h 40m

Ottawa

Tue 7/28

2:00 pm-11:54 pm

2 stops9h 54m

$447

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Wed 7/22

10:00 am-7:45 pm

2 stops9h 45m

Ottawa

Mon 7/27

7:30 pm-10:42 am

1 stop15h 12m

$450

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Knoxville to Ottawa

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

Can stopping save me money on Knoxville to Ottawa flights?

You could potentially save up to 69% on your flight if you consider stops on a Knoxville to Ottawa flight.

When to book flights from Knoxville to Ottawa

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

Cheap Knoxville to Ottawa (TYS to YOW) flight deals and tips

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

Fastest flight time

4h 18m

Direct flights

None
The fastest flight from Knoxville to Ottawa takes 4h 18m
There are no direct flights from Knoxville to Ottawa. There are no popular flight routes from Knoxville to Ottawa.
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  • How far is Knoxville McGhee Tyson to Ottawa by plane?

    Knoxville McGhee Tyson and Ottawa are 781.1 mi apart from one another. In terms of flight time, this usually takes a little over 4h 18m.

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

    Prices for flights from Knoxville McGhee Tyson Airport to Ottawa Airport are updated daily.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Ottawa 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 Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Calabogie
Petawawa
Smiths Falls
Brockville
Perth
Prescott
Winchester
Wakefield

Why use momondo?

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

It is quick and easy to find Knoxville to Ottawa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ottawa that suits you.

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

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

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

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 Ottawa.

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

Price alerts on flights to Ottawa from Knoxville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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