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Cheap flights from Ottawa to Louisville from C$ 728

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Louisville departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ottawa to Louisville

Cheap round-trip flights

United Airlines Logo
6:33 a.m. - 10:24 p.m.YOW-SDF
15h 51m1 stop
United Airlines Logo
10:55 a.m. - 9:35 p.m.SDF-YOW
10h 40m1 stop
C$ 728United Airlines
Find Deal
Wed, 3 Sep - Wed, 17 Sep
Logo
9:50 a.m. - 10:24 p.m.YOW-SDF
12h 34m2 stops
Logo
6:15 a.m. - 1:51 p.m.SDF-YOW
7h 36m2 stops
C$ 812
Find Deal
Wed, 3 Sep - Wed, 17 Sep
United Airlines Logo
7:29 p.m. - 5:15 p.m.YOW-SDF
21h 46m1 stop
United Airlines Logo
9:55 a.m. - 9:58 a.m.SDF-YOW
24h 03m1 stop
C$ 830United Airlines
Find Deal
Thu, 21 Aug - Sun, 24 Aug
United Airlines Logo
7:29 p.m. - 9:02 p.m.YOW-SDF
25h 33m1 stop
United Airlines Logo
9:55 a.m. - 9:58 a.m.SDF-YOW
24h 03m1 stop
C$ 832United Airlines
Find Deal
Thu, 21 Aug - Sun, 24 Aug
United Airlines Logo
6:33 a.m. - 9:02 p.m.YOW-SDF
14h 29m2 stops
United Airlines Logo
9:55 a.m. - 9:58 a.m.SDF-YOW
24h 03m1 stop
C$ 844United Airlines
Find Deal
Thu, 21 Aug - Sun, 24 Aug
United Airlines Logo
6:33 a.m. - 10:24 p.m.YOW-SDF
15h 51m1 stop
United Airlines Logo
1:00 p.m. - 9:58 a.m.SDF-YOW
20h 58m1 stop
C$ 868United Airlines
Find Deal
Thu, 21 Aug - Sun, 24 Aug
United Airlines Logo
6:33 a.m. - 6:58 p.m.YOW-SDF
12h 25m1 stop
United Airlines Logo
7:00 a.m. - 5:05 p.m.SDF-YOW
10h 05m2 stops
C$ 960United Airlines
Find Deal
Thu, 21 Aug - Sun, 24 Aug
Air Canada Logo
11:10 a.m. - 11:15 p.m.YOW-SDF
12h 05m2 stops
Air Canada Logo
6:15 a.m. - 4:43 p.m.SDF-YOW
10h 28m1 stop
C$ 1,050Air Canada
Find Deal
Thu, 21 Aug - Sun, 24 Aug
Delta Logo
5:55 a.m. - 6:30 p.m.YOW-SDF
12h 35m2 stops
Delta Logo
10:24 a.m. - 12:22 a.m.SDF-YOW
13h 58m2 stops
C$ 1,120Delta
Find Deal
Thu, 21 Aug - Sun, 24 Aug
Delta Logo
5:55 a.m. - 6:30 p.m.YOW-SDF
12h 35m2 stops
Delta Logo
10:24 a.m. - 12:22 a.m.SDF-YOW
13h 58m2 stops
C$ 1,122Delta
Find Deal
Thu, 21 Aug - Sun, 24 Aug

United Airlines flights from Ottawa to Louisville

Our best United Airlines deals on Ottawa to Louisville flight tickets
United Airlines
3 Sep
YOW6:33 a.m.Ottawa
15h 51m
1 stop
SDF10:24 p.m.Louisville Intl
17 Sep
SDF10:55 a.m.Louisville Intl
10h 40m
1 stop
YOW9:35 p.m.Ottawa
C$ 728
Find similar
United Airlines
21 Aug
YOW7:29 p.m.Ottawa
21h 46m
1 stop
SDF5:15 p.m.Louisville Intl
24 Aug
SDF9:55 a.m.Louisville Intl
24h 03m
1 stop
YOW9:58 a.m.Ottawa
C$ 830
Find similar
United Airlines
21 Aug
YOW7:29 p.m.Ottawa
25h 33m
1 stop
SDF9:02 p.m.Louisville Intl
24 Aug
SDF9:55 a.m.Louisville Intl
24h 03m
1 stop
YOW9:58 a.m.Ottawa
C$ 832
Find similar

Delta flights from Ottawa to Louisville

Our best Delta deals on Ottawa to Louisville flight tickets
Delta
21 Aug
YOW5:55 a.m.Ottawa
12h 35m
2 stops
SDF6:30 p.m.Louisville Intl
24 Aug
SDF10:24 a.m.Louisville Intl
13h 58m
2 stops
YOW12:22 a.m.Ottawa
C$ 1,120
Find similar
Delta
21 Aug
YOW5:55 a.m.Ottawa
12h 35m
2 stops
SDF6:30 p.m.Louisville Intl
24 Aug
SDF10:24 a.m.Louisville Intl
13h 58m
2 stops
YOW12:22 a.m.Ottawa
C$ 1,122
Find similar
Delta
21 Aug
YOW5:55 a.m.Ottawa
8h 21m
2 stops
SDF2:16 p.m.Louisville Intl
24 Aug
SDF10:24 a.m.Louisville Intl
13h 58m
2 stops
YOW12:22 a.m.Ottawa
C$ 1,125
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Louisville 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, momondo users made 96,600 searches. Data last updated 1 August 2025.
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

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Wed 3/9

6:33 a.m.-10:24 p.m.

1 stop15h 51m

Louisville Intl

Wed 17/9

10:55 a.m.-9:35 p.m.

1 stop10h 40m

C$ 728

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Wed 3/9

9:50 a.m.-10:24 p.m.

2 stops12h 34m

Louisville Intl

Wed 17/9

6:15 a.m.-1:51 p.m.

2 stops7h 36m

C$ 812

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 21/8

7:29 p.m.-5:15 p.m.

1 stop21h 46m

Louisville Intl

Sun 24/8

9:55 a.m.-9:58 a.m.

1 stop24h 03m

C$ 830

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 21/8

7:29 p.m.-9:02 p.m.

1 stop25h 33m

Louisville Intl

Sun 24/8

9:55 a.m.-9:58 a.m.

1 stop24h 03m

C$ 832

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 21/8

6:33 a.m.-9:02 p.m.

2 stops14h 29m

Louisville Intl

Sun 24/8

9:55 a.m.-9:58 a.m.

1 stop24h 03m

C$ 844

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 21/8

6:33 a.m.-10:24 p.m.

1 stop15h 51m

Louisville Intl

Sun 24/8

1:00 p.m.-9:58 a.m.

1 stop20h 58m

C$ 868

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 21/8

6:33 a.m.-6:58 p.m.

1 stop12h 25m

Louisville Intl

Sun 24/8

7:00 a.m.-5:05 p.m.

2 stops10h 05m

C$ 960

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 21/8

11:10 a.m.-11:15 p.m.

2 stops12h 05m

Louisville Intl

Sun 24/8

6:15 a.m.-4:43 p.m.

1 stop10h 28m

C$ 1,050

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 21/8

5:55 a.m.-6:30 p.m.

2 stops12h 35m

Louisville Intl

Sun 24/8

10:24 a.m.-12:22 a.m.

2 stops13h 58m

C$ 1,120

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 21/8

5:55 a.m.-6:30 p.m.

2 stops12h 35m

Louisville Intl

Sun 24/8

10:24 a.m.-12:22 a.m.

2 stops13h 58m

C$ 1,122

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Louisville from

How to get the cheapest flight ticket from Ottawa to Louisville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Louisville?

On average, the least expensive day to fly to Louisville from Ottawa is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 761. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Ottawa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 898.

What is the cheapest time of day to depart on your flight to Louisville?

Our most recent data shows that the best time of day to fly to Louisville is in the evening. Flights from Ottawa to Louisville during this time can be as low as C$ 806. Flights at noon are often more expensive with an average ticket price of C$ 869.

Can stopping save me money on Ottawa to Louisville flights?

You could potentially save up to 5% on your flight if you consider stops on a Ottawa to Louisville flight.

When to book flights from Ottawa to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Louisville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Louisville (YOW to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Louisville

Best price found

C$ 728

Fastest flight time

8h 21m

Direct flights

None

Airports in Louisville

1 airport
The best flight deal from Ottawa to Louisville found on momondo in the last 72 hours is C$ 728
The fastest flight from Ottawa to Louisville takes 8h 21m
There are no direct flights from Ottawa to Louisville. Popular non-direct route for this connection is Ottawa Airport - Louisville Intl Airport.
There is 1 airport near Louisville: Louisville Intl (SDF)
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  • How far is Ottawa to Louisville Intl by plane?

    The distance between Ottawa and Louisville Intl is about 1150.5 km. In terms of flight time, this usually takes a little over 8h 21m.

  • When did momondo last update prices for flights from Ottawa Airport to Louisville Intl Airport?

    Prices for flights from Ottawa Airport to Louisville Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ottawa Airport to Louisville Intl Airport?

  • How old do you have to be to fly from Ottawa Airport to Louisville Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ottawa to Louisville?

Best airlines flying from Ottawa to Louisville

Compare and see reviews for airlines that fly from Ottawa to Louisville with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 715Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Louisville?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ottawa to Louisville. momondo saves you time and could save you money on your trip.

Can I find flights from Ottawa to Louisville with flexible booking policies on momondo?

Flights from Ottawa to Louisville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ottawa to Louisville?

Once all potential Ottawa to Louisville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ottawa to Louisville right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Louisville from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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