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$387+ Cheap flights from Knoxville (TYS) to Ottawa (YOW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — YOW
May 26 — Jun 21
Tue 5/26
Tue 6/2
1 adult, Economy
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Cheap flight deals from Knoxville to Ottawa

Cheapest flights from Knoxville to Ottawa
Explore the most affordable flight options available from Knoxville to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 26, 2026.

This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
TYS
-
YOW
1 stop7h 29m
United Airlines
Mon 8/2410:37 am
YOW
-
TYS
1 stop6h 22m
United Airlines
Deal found 4/22$387
This Kiwi.com deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2210:03 pm
TYS
-
YOW
2 stops42h 47m
Multiple Airlines
Fri 5/297:00 am
YOW
-
TYS
1 stop16h 37m
Multiple Airlines
Deal found 4/24$424
This Air Canada deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2510:00 am
TYS
-
YOW
2 stops12h 10m
Air Canada
Tue 7/287:30 pm
YOW
-
TYS
1 stop4h 24m
Air Canada
Deal found 4/22$471
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:00 am
TYS
-
YOW
1 stop6h 59m
United Airlines
Mon 5/256:00 am
YOW
-
TYS
1 stop4h 42m
United Airlines
Deal found 4/22$523
This Delta deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:11 am
TYS
-
YOW
2 stops10h 24m
Delta
Tue 7/286:55 am
YOW
-
TYS
2 stops13h 17m
Delta
Deal found 4/22$525

Find flight deals from Knoxville to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$387
(United Airlines)
Provider with most accurate pricing for Knoxville McGhee Tyson-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Ottawa flights.
Search Deals
From Knoxville McGhee Tyson to Ottawa
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Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 26, 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

Thu 8/20

10:00 am-2:17 pm

1 stop4h 17m

Ottawa

Mon 8/24

7:30 pm-10:36 am

1 stop15h 06m

$387

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Sat 7/25

6:30 am-5:07 pm

1 stop10h 37m

Ottawa

Tue 7/28

5:20 pm-12:35 am

1 stop7h 15m

$387

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Fri 5/22

10:03 pm-4:50 pm

2 stops42h 47m

Ottawa

Fri 5/29

7:00 am-11:37 pm

1 stop16h 37m

$424

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Thu 8/27

5:45 am-1:10 pm

2 stops7h 25m

Ottawa

Mon 8/31

6:25 am-4:59 pm

1 stop10h 34m

$476

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Thu 8/27

5:45 am-1:10 pm

2 stops7h 25m

Ottawa

Mon 8/31

2:00 pm-11:57 pm

2 stops9h 57m

$490
Quickest round-trip

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Wed 5/20

7:00 am-1:59 pm

1 stop6h 59m

Ottawa

Mon 5/25

6:00 am-10:42 am

1 stop4h 42m

$523

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Sat 7/25

7:11 am-5:35 pm

2 stops10h 24m

Ottawa

Tue 7/28

6:55 am-8:12 pm

2 stops13h 17m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Knoxville-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Ottawa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Ottawa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated April 26, 2026.
See what other customers who have flown with United Airlines from Knoxville to Ottawa 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
9,657 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,657 reviews
United Airlines
7.4
Good
9,657 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Knoxville to Ottawa?

    Airlines like United Airlines fly from Knoxville to Ottawa in about 4h 17m. The time it takes to get you to your destination can typically vary by up to . The distance from Knoxville to Ottawa is about 788 mi.

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

    Currently priced at $362, United Airlines will fly you from Knoxville to Ottawa and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Ottawa 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

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Top airline flying from Knoxville to Ottawa

Discover the top airline that operate flights from Knoxville to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$362Average$878FlexibilityNo cancel feeOn-time69%

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