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Cheap flights from Ottawa to Louisville from C$ 300

YOW — SDF
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Louisville

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Louisville

Mon 23/119:45 a.m. -
1 stop9h 45m
Fri 27/116:00 a.m. -
1 stop13h 27m
Deal found 21/10C$ 870
Sat 21/116:00 a.m. -
1 stop14h 34m
Sat 28/117:00 a.m. -
1 stop7h 09m
Deal found 24/10C$ 975

Find flight deals from Ottawa to Louisville

Round-trip from

C$ 870

One-way from

C$ 300

Popular in

January

Cheapest in

March

Average price

C$ 818
United Airlines
  • United Airlines
  • 23/11-27/11
  • 4 total stops
  • 29h 11m total
  • Ottawa to Louisville
Search Deals
6/12-31/12
  • 6/12-31/12
  • 1 total stop
  • 20h 18m total
  • Ottawa to Louisville
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 155 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLouisville

YOW Ottawa - SDF Louisville Intl

YOWSDF

Ottawa

Sun 6/12

3:30 p.m.-11:48 a.m.

1 stop20h 18m

Louisville Intl

Wed 31/12

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

Nonstop0h 00m

C$ 300

OttawaLouisville

YOW Ottawa - SDF Louisville Intl

YOWSDF

Ottawa

Mon 7/12

7:00 a.m.-4:32 p.m.

3 stops57h 32m

Louisville Intl

Wed 31/12

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

Nonstop0h 00m

C$ 360
Quickest round-trip

OttawaLouisville

YOW Ottawa - SDF Louisville Intl

YOWSDF

Ottawa

Mon 7/12

6:15 a.m.-9:00 p.m.

1 stop14h 45m

Louisville Intl

Wed 31/12

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

Nonstop0h 00m

C$ 534

OttawaLouisville

YOW Ottawa - SDF Louisville Intl

YOWSDF

Ottawa

Mon 23/11

6:00 a.m.-7:30 p.m.

2 stops13h 30m

Louisville Intl

Fri 27/11

6:00 a.m.-7:27 p.m.

1 stop13h 27m

C$ 870

OttawaLouisville

YOW Ottawa - SDF Louisville Intl

YOWSDF

Ottawa

Thu 18/2

9:45 a.m.-7:33 p.m.

1 stop9h 48m

Louisville Intl

Sun 21/2

6:00 a.m.-2:29 p.m.

2 stops8h 29m

C$ 945

OttawaLouisville

YOW Ottawa - SDF Louisville Intl

YOWSDF

Ottawa

Sat 21/11

6:00 a.m.-8:34 p.m.

1 stop14h 34m

Louisville Intl

Sat 28/11

7:00 a.m.-2:09 p.m.

1 stop7h 09m

C$ 975

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Sorted by cheapest first

Best time to book a flight from Ottawa to Louisville

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

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Louisville

How much does it cost to fly round-trip from Ottawa to Louisville?

Airfare is typical for this route at the moment.

Ottawa to Louisville flights typically cost between C$ 748 and C$ 935 in November.
The cheapest round-trip price found within the last 5 days was C$ 870 on United Airlines (23 Nov-27 Nov).

Reviews of airlines servicing Louisville

See what other customers who have flown with United Airlines from Ottawa to Louisville 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
7.3
Good
10,436 reviews
Check prices

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.3

Food

6.7

Crew

8.1

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
7.3
Good
10,436 reviews
United Airlines
7.3
Good
10,436 reviews
Check prices

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.3

Food

6.7

Crew

8.1

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 Louisville?

    A quick flight from Ottawa to Louisville can take about 13h 30m. United Airlines provides one of the quickest options available for as low as C$ 870. The distance from Ottawa to Louisville is about 1151 km.

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

    Flying on United Airlines is currently your cheapest option to Louisville, with prices starting at C$ 431. This flight start at 34% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa to Louisville 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 Louisville

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 431AverageC$ 580FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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