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Cheap flights from Ottawa to Knoxville from C$ 329

YOW — TYS
25 Oct — 1 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Knoxville

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Knoxville

Thu 29/103:10 p.m. -
1 stop20h 49m
Sat 7/116:00 a.m. -
1 stop8h 45m
Deal found 24/9C$ 558
Mon 9/115:40 p.m. -
2 stops23h 38m
Mon 16/118:44 p.m. -
1 stop20h 36m
Deal found 25/9C$ 729
Fri 23/108:50 p.m. -
2 stops36h 54m
Sun 1/117:30 a.m. -
1 stop7h 15m
Deal found 23/9C$ 815
Fri 27/119:45 a.m. -
1 stop9h 51m
Sun 6/126:20 a.m. -
1 stop6h 51m
Deal found 25/9C$ 849
Sat 17/106:00 a.m. -
1 stop8h 42m
Sun 25/105:45 a.m. -
1 stop13h 42m
Deal found 24/9C$ 887
Fri 27/117:00 a.m. -
2 stops34h 54m
Sun 6/128:30 a.m. -
1 stop6h 15m
Deal found 24/9C$ 894
Sat 17/107:15 a.m. -
1 stop25h 20m
Sun 25/106:00 a.m. -
2 stops10h 09m
Deal found 24/9C$ 973
Thu 29/106:00 a.m. -
2 stops8h 48m
Sat 7/115:45 a.m. -
2 stops11h 35m
Deal found 24/9C$ 979

Find flight deals from Ottawa to Knoxville

Round-trip from

C$ 558

One-way from

C$ 329
29/10-7/11
  • 29/10-7/11
  • 2 total stops
  • 29h 34m total
  • Ottawa to Knoxville
Search Deals
31/10-31/12
  • 31/10-31/12
  • 2 total stops
  • 26h 25m total
  • Ottawa to Knoxville
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ottawa to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Sat 31/10

7:00 a.m.-9:25 a.m.

2 stops26h 25m

Knoxville McGhee Tyson

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 329

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Fri 6/11

3:15 p.m.-11:39 a.m.

1 stop20h 24m

Knoxville McGhee Tyson

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 332

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Sat 7/11

5:40 p.m.-2:09 p.m.

2 stops44h 29m

Knoxville McGhee Tyson

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 443
Quickest round-trip

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Sat 7/11

6:00 a.m.-3:52 p.m.

1 stop9h 52m

Knoxville McGhee Tyson

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 480

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Mon 9/11

7:05 a.m.-7:54 p.m.

1 stop12h 49m

Knoxville McGhee Tyson

Mon 16/11

8:44 p.m.-5:20 p.m.

1 stop20h 36m

C$ 751

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Fri 23/10

8:50 p.m.-9:44 a.m.

2 stops36h 54m

Knoxville McGhee Tyson

Sun 1/11

7:30 a.m.-2:45 p.m.

1 stop7h 15m

C$ 815

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Fri 27/11

9:45 a.m.-7:36 p.m.

1 stop9h 51m

Knoxville McGhee Tyson

Sun 6/12

6:20 a.m.-1:11 p.m.

1 stop6h 51m

C$ 849

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Sat 17/10

6:00 a.m.-2:42 p.m.

1 stop8h 42m

Knoxville McGhee Tyson

Sun 25/10

5:45 a.m.-7:27 p.m.

1 stop13h 42m

C$ 887

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Fri 27/11

7:00 a.m.-5:54 p.m.

2 stops34h 54m

Knoxville McGhee Tyson

Sun 6/12

8:30 a.m.-2:45 p.m.

1 stop6h 15m

C$ 894

OttawaKnoxville

YOW Ottawa - TYS Knoxville McGhee Tyson

YOWTYS

Ottawa

Sat 17/10

7:15 a.m.-8:35 a.m.

1 stop25h 20m

Knoxville McGhee Tyson

Sun 25/10

6:00 a.m.-4:09 p.m.

2 stops10h 09m

C$ 973

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/9

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Ottawa to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Ottawa with our price prediction graph.
Estimated round-trip price

Reviews of airlines servicing Knoxville

See what other customers who have flown with United Airlines from Ottawa to Knoxville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,238 reviews
Check prices

Overall

7.4

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
10,238 reviews
United Airlines
7.4
Good
10,238 reviews
Check prices

Overall

7.4

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

  • How long is the flight from Ottawa to Knoxville?

    There are many flights that can get you from Ottawa to Knoxville in 9h 51m. Fly via United Airlines to get the fastest option. There are 1268 km between Ottawa and Knoxville.

  • What is the cheapest airline to fly from Ottawa to Knoxville round-trip?

    Our cheapest airline available from Ottawa to Knoxville is United Airlines. Our recent data shows that you can find tickets from as low as C$ 413 on this airline.

  • Can I find deals for flights from Ottawa to Knoxville that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Ottawa to Knoxville

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 413AverageC$ 721FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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Cheapflights helps you search for flights from Ottawa to Knoxville via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ottawa to Knoxville for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Ottawa to Knoxville with no change fees.

Can Cheapflights notify me if prices for flights from Ottawa to Knoxville become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Knoxville from Ottawa today and book when prices fit your budget.

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