$473+ 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — YOW
Nov 27 — Dec 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Knoxville to Ottawa with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Knoxville to Ottawa
Cheapest
Best
Last-minute
Cheapest flights from Knoxville to OttawaExplore 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 October 28, 2026.
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 October 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Tue 11/246:15 pm -
2 stops47h 09m
Tue 12/13:15 pm -
1 stop22h 53m
Deal found 10/27![Multiple Airlines logo]()
$511
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Mon 12/78:10 am -
1 stop6h 22m
Mon 12/147:00 am -
1 stop30h 07m
Deal found 10/23![Multiple Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1811:20 am -
2 stops25h 50m
Sun 11/222:00 pm -
1 stop24h 48m
Deal found 10/23![United Airlines logo]()
$681
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 12/77:45 pm -
2 stops17h 26m
Mon 12/143:10 pm -
2 stops28h 37m
Deal found 10/23![United Airlines logo]()
$717
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/249:45 am -
2 stops12h 11m
Tue 12/112:10 pm -
2 stops11h 49m
Deal found 10/27![United Airlines logo]()
$801
Best flights from Knoxville to OttawaDiscover carefully curated flight deals from Knoxville to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
Discover carefully curated flight deals from Knoxville to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Tue 11/246:15 pm -
2 stops47h 09m
Tue 12/13:15 pm -
1 stop22h 53m
Deal found 10/27![Multiple Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 12/77:45 pm -
2 stops17h 26m
Mon 12/143:10 pm -
2 stops28h 37m
Deal found 10/23![United Airlines logo]()
$717
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Mon 12/78:10 am -
1 stop6h 22m
Mon 12/147:00 am -
1 stop30h 07m
Deal found 10/23![Multiple Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/184:30 pm -
2 stops20h 40m
Sun 11/224:46 pm -
2 stops23h 06m
Deal found 10/23![United Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/249:45 am -
2 stops12h 11m
Tue 12/112:10 pm -
2 stops11h 49m
Deal found 10/27![United Airlines logo]()
$801
Last-minute flights from Knoxville to OttawaDiscover last-minute flight deals from Knoxville to Ottawa. Data last updated October 28, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Ottawa. Data last updated October 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1811:20 am -
2 stops25h 50m
Sun 11/222:00 pm -
1 stop24h 48m
Deal found 10/23![United Airlines logo]()
$681
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Tue 11/246:15 pm -
2 stops47h 09m
Tue 12/13:15 pm -
1 stop22h 53m
Deal found 10/27![Multiple Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/249:45 am -
2 stops12h 11m
Tue 12/112:10 pm -
2 stops11h 49m
Deal found 10/27![United Airlines logo]()
$801
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Wed 11/256:18 pm -
1 stop23h 06m
Wed 12/23:15 pm -
1 stop21h 53m
Deal found 10/28![Multiple Airlines logo]()
$473
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 October 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $511 (Kiwi.com) |
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 7,457,451 searches. Data last updated October 28, 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
Cheapest round-trip
KnoxvilleOttawa
TYS Knoxville McGhee Tyson - YOW Ottawa
TYSYOW
Knoxville McGhee Tyson
Tue 11/24
6:15 pm-5:24 pm
2 stops47h 09m
Ottawa
Tue 12/1
3:15 pm-2:08 pm
1 stop22h 53m
$511
KnoxvilleOttawa
TYS Knoxville McGhee Tyson - YOW Ottawa
TYSYOW
Knoxville McGhee Tyson
Mon 12/7
8:10 am-2:32 pm
1 stop6h 22m
Ottawa
Mon 12/14
7:00 am-1:07 pm
1 stop30h 07m
$517
KnoxvilleOttawa
TYS Knoxville McGhee Tyson - YOW Ottawa
TYSYOW
Knoxville McGhee Tyson
Mon 12/7
7:45 pm-1:11 pm
2 stops17h 26m
Ottawa
Mon 12/14
3:10 pm-7:47 pm
2 stops28h 37m
$717
KnoxvilleOttawa
TYS Knoxville McGhee Tyson - YOW Ottawa
TYSYOW
Knoxville McGhee Tyson
Wed 11/18
4:30 pm-1:10 pm
2 stops20h 40m
Ottawa
Sun 11/22
4:46 pm-3:52 pm
2 stops23h 06m
$726
Quickest round-trip
KnoxvilleOttawa
TYS Knoxville McGhee Tyson - YOW Ottawa
TYSYOW
Knoxville McGhee Tyson
Tue 11/24
9:45 am-9:56 pm
2 stops12h 11m
Ottawa
Tue 12/1
12:10 pm-11:59 pm
2 stops11h 49m
$801
Sorted by cheapest first
Compare providers for flights from Knoxville to Ottawa
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Ottawa in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
TYS-YOW
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 October 28, 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.
Boarding
7.7
Food
6.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Overall
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Food
6.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Overall
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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.
Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsGatineau
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Knoxville
Ottawa flight routes
Popular flights
Alternative routes for Knoxville to Ottawa
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ottawa by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Knoxville to Ottawa by cabin class
Find flights from Knoxville to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Knoxville and Ottawa flights
Browse other Knoxville and Ottawa flight options. Last updated on October 28, 2026.
Other flights from Knoxville
Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on October 28, 2026.
Other flights to Ottawa
Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$362 | Average$688 | FlexibilityNo cancel fee | On-time69% |