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Ottawa

$268+ Cheap flights from Louisville (SDF) to Ottawa (YOW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YOW
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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Cheap flight deals from Louisville to Ottawa

Cheapest flights from Louisville to Ottawa
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 June 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/38:48 pm
SDF
-
YOW
1 stop18h 09m
Multiple Airlines
Mon 8/34:15 pm
YOW
-
SDF
2 stops40h 21m
Multiple Airlines
Deal found 6/7$505
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Thu 7/29:19 pm
SDF
-
YOW
1 stop17h 16m
Multiple Airlines
Mon 8/34:15 pm
YOW
-
SDF
2 stops40h 21m
Multiple Airlines
Deal found 6/7$568
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/38:48 pm
SDF
-
YOW
1 stop18h 09m
Multiple Airlines
Wed 8/57:00 am
YOW
-
SDF
2 stops31h 40m
Multiple Airlines
Deal found 6/7$570
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 7/246:00 am
SDF
-
YOW
1 stop4h 03m
United Airlines
Fri 7/315:20 pm
YOW
-
SDF
1 stop6h 39m
United Airlines
Deal found 6/9$583
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 7/38:48 pm
SDF
-
YOW
1 stop18h 09m
Multiple Airlines
Tue 7/77:00 am
YOW
-
SDF
2 stops28h 26m
Multiple Airlines
Deal found 6/11$591
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 8/96:00 am
SDF
-
YOW
1 stop4h 03m
United Airlines
Thu 8/133:10 pm
YOW
-
SDF
1 stop7h 49m
United Airlines
Deal found 6/10$593
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Sun 7/266:00 am
SDF
-
YOW
2 stops7h 10m
United Airlines
Wed 8/55:20 pm
YOW
-
SDF
1 stop6h 39m
United Airlines
Deal found 6/9$596
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/1311:44 am
SDF
-
YOW
1 stop4h 54m
United Airlines
Tue 7/215:10 am
YOW
-
SDF
2 stops11h 53m
United Airlines
Deal found 6/8$606
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/38:48 pm
SDF
-
YOW
1 stop18h 09m
Multiple Airlines
Fri 8/77:00 am
YOW
-
SDF
2 stops29h 21m
Multiple Airlines
Deal found 6/7$607
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/38:48 pm
SDF
-
YOW
1 stop18h 09m
Multiple Airlines
Sat 8/82:10 pm
YOW
-
SDF
2 stops24h 30m
Multiple Airlines
Deal found 6/7$611
This Delta deal was found by Cheapflights users on 6/7. 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.
Mon 7/61:02 pm
SDF
-
YOW
2 stops11h 18m
Delta
Thu 8/66:55 am
YOW
-
SDF
2 stops12h 35m
Delta
Deal found 6/7$613
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Thu 7/99:19 pm
SDF
-
YOW
1 stop17h 16m
Multiple Airlines
Thu 7/162:30 pm
YOW
-
SDF
2 stops42h 06m
Multiple Airlines
Deal found 6/10$629

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 June 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$505
(Kiwi.com)

One-way from

$268
(United Airlines)
Provider with most accurate pricing for Louisville Intl-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Ottawa flights.
Search Deals
From Louisville Intl to Ottawa
Search Deals
One-way flight from Louisville Intl to Ottawa
Search Deals

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 2,558,603 searches. Data last updated June 11, 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

Price

Cheapest round-trip

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Sun 7/26

10:04 am-5:07 pm

1 stop7h 03m

Ottawa

Wed 8/5

5:20 pm-11:59 pm

1 stop6h 39m

$583

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Thu 7/9

10:05 am-11:54 pm

1 stop13h 49m

Ottawa

Thu 7/16

5:20 pm-11:59 pm

1 stop6h 39m

$583

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Sun 7/5

6:30 am-10:05 pm

1 stop15h 35m

Ottawa

Wed 8/5

5:20 pm-11:59 pm

1 stop6h 39m

$583
Quickest round-trip

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Fri 7/24

6:00 am-10:03 am

1 stop4h 03m

Ottawa

Fri 7/31

5:20 pm-11:59 pm

1 stop6h 39m

$583

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Sun 8/9

7:15 am-1:59 pm

1 stop6h 44m

Ottawa

Thu 8/13

6:25 am-1:11 pm

1 stop6h 46m

$593

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Sun 7/26

7:50 am-5:35 pm

2 stops9h 45m

Ottawa

Wed 8/5

6:55 am-5:19 pm

2 stops10h 24m

$613

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Wed 7/8

6:30 am-4:38 pm

1 stop10h 08m

Ottawa

Thu 8/6

5:20 pm-11:59 pm

1 stop6h 39m

$637
Cheapest one-way
Quickest one-way

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Tue 6/30

6:00 am-2:17 pm

1 stop8h 17m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Sorted by cheapest first
  • 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.
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 June 11, 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.
United Airlines
7.4
Good
9,805 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,805 reviews
United Airlines
7.4
Good
9,805 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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.

  • How long is the flight from Louisville to Ottawa?

    Airlines like United Airlines fly from Louisville to Ottawa in about 7h 03m. The time it takes to get you to your destination can typically vary by up to . The distance from Louisville to Ottawa is about 715 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Louisville 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

Browse thousands of different options on Cheapflights for your next trip

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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 2,558,603 searches. Data last updated June 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$341Average$672FlexibilityNo cancel feeOn-time69%

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