$609+ Cheap flights from Louisville (SDF) 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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YOW
Nov 26 — Dec 31
Round-trip
1 adult, Economy
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Find cheap flights from Louisville 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 Louisville to Ottawa
Cheapest
Best
Last-minute
Cheapest flights from Louisville to OttawaExplore the most affordable flight options available from Louisville to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2026.
Explore the most affordable flight options available from Louisville to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/236:54 pm -
2 stops28h 46m
Mon 11/307:05 am -
1 stop10h 49m
Deal found 10/25![Multiple Airlines logo]()
$609
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/2311:16 am -
1 stop25h 55m
Mon 11/302:00 pm -
2 stops23h 23m
Deal found 10/25![United Airlines logo]()
$783
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/109:00 am -
1 stop5h 09m
Thu 12/176:15 am -
1 stop11h 05m
Deal found 10/26![United Airlines logo]()
$851
This Flightnetwork deal was found by Cheapflights users on 10/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:40 am -
1 stop7h 31m
Sat 11/286:00 am -
1 stop7h 03m
Deal found 10/24![Air Canada logo]()
$885
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:40 am -
2 stops15h 36m
Sat 11/289:45 am -
1 stop9h 45m
Deal found 10/24![United Airlines logo]()
$920
Best flights from Louisville to OttawaDiscover carefully curated flight deals from Louisville to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
Discover carefully curated flight deals from Louisville to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 3/275:50 am -
2 stops16h 06m
Wed 3/316:00 am -
1 stop11h 30m
Deal found 10/22![United Airlines logo]()
$712
This Flightnetwork deal was found by Cheapflights users on 10/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:37 am -
2 stops9h 15m
Sat 11/286:00 am -
1 stop7h 03m
Deal found 10/24![Air Canada logo]()
$887
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/2311:16 am -
1 stop25h 55m
Mon 11/302:00 pm -
2 stops23h 23m
Deal found 10/25![United Airlines logo]()
$783
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/102:05 pm -
2 stops23h 05m
Thu 12/1712:10 pm -
2 stops8h 46m
Deal found 10/26![United Airlines logo]()
$895
Last-minute flights from Louisville to OttawaDiscover last-minute flight deals from Louisville to Ottawa. Data last updated October 27, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Ottawa. Data last updated October 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/56:18 pm -
1 stop27h 38m
Sun 11/86:00 am -
1 stop17h 30m
Deal found 10/22![United Airlines logo]()
$942
This Flightnetwork deal was found by Cheapflights users on 10/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:40 am -
1 stop7h 31m
Sat 11/286:00 am -
1 stop7h 03m
Deal found 10/24![Air Canada logo]()
$885
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:40 am -
2 stops15h 36m
Sat 11/289:45 am -
1 stop9h 45m
Deal found 10/24![United Airlines logo]()
$920
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/236:54 pm -
2 stops28h 46m
Mon 11/307:05 am -
1 stop10h 49m
Deal found 10/25![Multiple Airlines logo]()
$609
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/2311:16 am -
1 stop25h 55m
Mon 11/302:00 pm -
2 stops23h 23m
Deal found 10/25![United Airlines logo]()
$783
Find flight deals from Louisville to Ottawa
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $609 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville 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 27, 2026.
Use the filters below to find and compare flights from Louisville to Ottawa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleOttawa
SDF Louisville Intl - YOW Ottawa
SDFYOW
Louisville Intl
Sat 3/27
5:50 am-9:56 pm
2 stops16h 06m
Ottawa
Wed 3/31
6:00 am-5:30 pm
1 stop11h 30m
$712
LouisvilleOttawa
SDF Louisville Intl - YOW Ottawa
SDFYOW
Louisville Intl
Mon 11/23
11:16 am-1:11 pm
1 stop25h 55m
Ottawa
Mon 11/30
2:00 pm-1:23 pm
2 stops23h 23m
$783
Quickest round-trip
LouisvilleOttawa
SDF Louisville Intl - YOW Ottawa
SDFYOW
Louisville Intl
Sat 11/21
10:37 am-7:52 pm
2 stops9h 15m
Ottawa
Sat 11/28
6:00 am-1:03 pm
1 stop7h 03m
$887
LouisvilleOttawa
SDF Louisville Intl - YOW Ottawa
SDFYOW
Louisville Intl
Thu 12/10
2:05 pm-1:10 pm
2 stops23h 05m
Ottawa
Thu 12/17
12:10 pm-8:56 pm
2 stops8h 46m
$895
Sorted by cheapest first
Compare providers for flights from Louisville 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 Louisville to Ottawa in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Louisville-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Ottawa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-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 Louisville-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 Louisville to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from Louisville with our price prediction graph.
SDF-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 27, 2026.
See what other customers who have flown with United Airlines from Louisville 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
Comfort
7.3
Crew
8.1
Food
6.7
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.7
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Louisville 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
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Louisville and Ottawa flights
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Top airline flying from Louisville to Ottawa
Discover the top airline that operate flights from Louisville 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 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$341 | Average$672 | FlexibilityNo cancel fee | On-time69% |