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Cheap flights from Ottawa to Louisville from C$ 256

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Louisville departing on 24/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ottawa to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:11 p.m. - 10:13 p.m.
YOW
-
SDF
5h 02m
1 stop
United Airlines Logo
5:35 a.m. - 10:26 a.m.
SDF
-
YOW
4h 51m
1 stop
C$ 432United Airlines
Wed, 25 Feb - Sun, 1 Mar
United Airlines Logo
10:00 a.m. - 2:47 p.m.
YOW
-
SDF
4h 47m
1 stop
United Airlines Logo
7:20 a.m. - 1:59 p.m.
SDF
-
YOW
6h 39m
1 stop
C$ 436United Airlines
Sat, 4 Apr - Wed, 8 Apr
United Airlines Logo
6:00 a.m. - 10:17 a.m.
YOW
-
SDF
4h 17m
1 stop
United Airlines Logo
6:00 a.m. - 10:03 a.m.
SDF
-
YOW
4h 03m
1 stop
C$ 473United Airlines
Tue, 16 Jun - Sat, 20 Jun
Air Canada Logo
5:48 p.m. - 11:59 p.m.
YOW
-
SDF
6h 11m
1 stop
Air Canada Logo
6:15 a.m. - 2:07 p.m.
SDF
-
YOW
7h 52m
2 stops
C$ 514Air Canada
Mon, 2 Mar - Wed, 4 Mar
United Airlines Logo
5:50 p.m. - 11:44 p.m.
YOW
-
SDF
5h 54m
1 stop
United Airlines Logo
7:20 a.m. - 3:19 p.m.
SDF
-
YOW
7h 59m
2 stops
C$ 521United Airlines
Sat, 4 Apr - Wed, 8 Apr
United Airlines Logo
10:00 a.m. - 2:47 p.m.
YOW
-
SDF
4h 47m
1 stop
United Airlines Logo
5:00 a.m. - 1:14 p.m.
SDF
-
YOW
8h 14m
2 stops
C$ 522United Airlines
Sat, 4 Apr - Wed, 8 Apr
Air Canada Logo
10:15 a.m. - 8:16 p.m.
YOW
-
SDF
10h 01m
2 stops
Air Canada Logo
6:00 a.m. - 4:21 p.m.
SDF
-
YOW
10h 21m
2 stops
C$ 526Air Canada
Sat, 4 Apr - Wed, 8 Apr
Air Canada Logo
10:15 a.m. - 8:16 p.m.
YOW
-
SDF
10h 01m
2 stops
Air Canada Logo
9:07 a.m. - 5:14 p.m.
SDF
-
YOW
8h 07m
2 stops
C$ 532Air Canada
Sat, 4 Apr - Wed, 8 Apr
United Airlines Logo
2:05 p.m. - 11:59 p.m.
YOW
-
SDF
9h 54m
2 stops
United Airlines Logo
5:35 a.m. - 3:23 p.m.
SDF
-
YOW
9h 48m
2 stops
C$ 533United Airlines
Mon, 2 Mar - Wed, 4 Mar
American Airlines Logo
6:45 a.m. - 5:18 p.m.
YOW
-
SDF
10h 33m
2 stops
American Airlines Logo
7:30 a.m. - 4:51 p.m.
SDF
-
YOW
9h 21m
2 stops
C$ 638American Airlines
Fri, 27 Mar - Wed, 1 Apr

United Airlines flights from Ottawa to Louisville

Our best United Airlines deals on Ottawa to Louisville flight tickets
United Airlines
25 Feb
YOW5:11 p.m.Ottawa
5h 02m
1 stop
SDF10:13 p.m.Louisville Intl
1 Mar
SDF5:35 a.m.Louisville Intl
4h 51m
1 stop
YOW10:26 a.m.Ottawa
C$ 432
United Airlines
4 Apr
YOW10:00 a.m.Ottawa
4h 47m
1 stop
SDF2:47 p.m.Louisville Intl
8 Apr
SDF7:20 a.m.Louisville Intl
6h 39m
1 stop
YOW1:59 p.m.Ottawa
C$ 436
United Airlines
16 Jun
YOW6:00 a.m.Ottawa
4h 17m
1 stop
SDF10:17 a.m.Louisville Intl
20 Jun
SDF6:00 a.m.Louisville Intl
4h 03m
1 stop
YOW10:03 a.m.Ottawa
C$ 473

American Airlines flights from Ottawa to Louisville

Our best American Airlines deals on Ottawa to Louisville flight tickets
American Airlines
27 Mar
YOW6:45 a.m.Ottawa
10h 33m
2 stops
SDF5:18 p.m.Louisville Intl
1 Apr
SDF7:30 a.m.Louisville Intl
9h 21m
2 stops
YOW4:51 p.m.Ottawa
C$ 638
American Airlines
25 Feb
YOW6:40 a.m.Ottawa
14h 59m
3 stops
SDF9:39 p.m.Louisville Intl
1 Mar
SDF6:10 a.m.Louisville Intl
18h 28m
2 stops
YOW12:38 a.m.Ottawa
C$ 998
American Airlines
27 Mar
YOW6:45 a.m.Ottawa
16h 35m
2 stops
SDF11:20 p.m.Louisville Intl
1 Apr
SDF5:00 a.m.Louisville Intl
11h 51m
3 stops
YOW4:51 p.m.Ottawa
C$ 1,006

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 8 February 2026.
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 25/2

5:11 p.m.-10:13 p.m.

1 stop5h 02m

Louisville Intl

Sun 1/3

5:35 a.m.-10:26 a.m.

1 stop4h 51m

C$ 432

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Sat 4/4

10:00 a.m.-2:47 p.m.

1 stop4h 47m

Louisville Intl

Wed 8/4

7:20 a.m.-1:59 p.m.

1 stop6h 39m

C$ 436

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Tue 16/6

6:00 a.m.-10:17 a.m.

1 stop4h 17m

Louisville Intl

Sat 20/6

6:00 a.m.-10:03 a.m.

1 stop4h 03m

C$ 473

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Mon 2/3

5:48 p.m.-11:59 p.m.

1 stop6h 11m

Louisville Intl

Wed 4/3

6:15 a.m.-2:07 p.m.

2 stops7h 52m

C$ 514

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Sat 4/4

5:50 p.m.-11:44 p.m.

1 stop5h 54m

Louisville Intl

Wed 8/4

7:20 a.m.-3:19 p.m.

2 stops7h 59m

C$ 521

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Sat 4/4

10:00 a.m.-2:47 p.m.

1 stop4h 47m

Louisville Intl

Wed 8/4

5:00 a.m.-1:14 p.m.

2 stops8h 14m

C$ 522

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Sat 4/4

10:15 a.m.-8:16 p.m.

2 stops10h 01m

Louisville Intl

Wed 8/4

6:00 a.m.-4:21 p.m.

2 stops10h 21m

C$ 526

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Sat 4/4

10:15 a.m.-8:16 p.m.

2 stops10h 01m

Louisville Intl

Wed 8/4

9:07 a.m.-5:14 p.m.

2 stops8h 07m

C$ 532

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Mon 2/3

2:05 p.m.-11:59 p.m.

2 stops9h 54m

Louisville Intl

Wed 4/3

5:35 a.m.-3:23 p.m.

2 stops9h 48m

C$ 533

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Fri 27/3

6:45 a.m.-5:18 p.m.

2 stops10h 33m

Louisville Intl

Wed 1/4

7:30 a.m.-4:51 p.m.

2 stops9h 21m

C$ 638

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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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

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

Fastest flight time

4h 17m

Direct flights

None
The fastest flight from Ottawa to Louisville takes 4h 17m
There are no direct flights from Ottawa to Louisville. There are no popular flight routes from Ottawa to Louisville.
Search flight deals

  • 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 4h 17m.

  • 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
United AirlinesPriceFrom C$ 491Free CancellationRating
7.4
9,250 reviews
Search United Airlines 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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