Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ottawa to Louisville from C$ 271

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 17/6. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ottawa to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:10 p.m. - 8:25 p.m.
YOW
-
SDF
5h 15m
1 stop
United Airlines Logo
6:00 a.m. - 9:35 p.m.
SDF
-
YOW
15h 35m
1 stop
C$ 461United Airlines
Thu, 28 May - Sat, 30 May
United Airlines Logo
5:25 p.m. - 11:49 p.m.
YOW
-
SDF
6h 24m
1 stop
United Airlines Logo
6:30 a.m. - 4:38 p.m.
SDF
-
YOW
10h 08m
1 stop
C$ 479United Airlines
Sat, 30 May - Sat, 6 Jun
United Airlines Logo
6:25 a.m. - 8:23 p.m.
YOW
-
SDF
13h 58m
1 stop
United Airlines Logo
6:00 a.m. - 10:03 a.m.
SDF
-
YOW
4h 03m
1 stop
C$ 485United Airlines
Thu, 28 May - Sat, 30 May
United Airlines Logo
10:44 a.m. - 8:23 p.m.
YOW
-
SDF
9h 39m
1 stop
United Airlines Logo
6:00 a.m. - 10:03 a.m.
SDF
-
YOW
4h 03m
1 stop
C$ 486United Airlines
Thu, 28 May - Sat, 30 May
Air Canada Logo
3:10 p.m. - 10:50 p.m.
YOW
-
SDF
7h 40m
1 stop
Air Canada Logo
5:46 p.m. - 1:36 a.m.
SDF
-
YOW
7h 50m
2 stops
C$ 546Air Canada
Thu, 28 May - Sat, 30 May
Air Canada Logo
9:05 a.m. - 8:25 p.m.
YOW
-
SDF
11h 20m
2 stops
Air Canada Logo
6:00 a.m. - 10:03 a.m.
SDF
-
YOW
4h 03m
1 stop
C$ 563Air Canada
Thu, 28 May - Sat, 30 May
United Airlines Logo
5:05 a.m. - 1:35 p.m.
YOW
-
SDF
8h 30m
2 stops
United Airlines Logo
6:00 a.m. - 10:03 a.m.
SDF
-
YOW
4h 03m
1 stop
C$ 570United Airlines
Thu, 28 May - Sat, 30 May
Air Canada Logo
10:00 a.m. - 8:23 p.m.
YOW
-
SDF
10h 23m
2 stops
Air Canada Logo
5:46 p.m. - 1:36 a.m.
SDF
-
YOW
7h 50m
2 stops
C$ 581Air Canada
Thu, 28 May - Sat, 30 May
United Airlines Logo
12:00 p.m. - 8:25 p.m.
YOW
-
SDF
8h 25m
2 stops
United Airlines Logo
7:19 a.m. - 5:11 p.m.
SDF
-
YOW
9h 52m
2 stops
C$ 583United Airlines
Tue, 2 Jun - Tue, 16 Jun
Delta Logo
6:55 a.m. - 1:51 p.m.
YOW
-
SDF
6h 56m
2 stops
Delta Logo
7:05 a.m. - 5:35 p.m.
SDF
-
YOW
10h 30m
2 stops
C$ 619Delta
Thu, 28 May - Sat, 30 May

United Airlines flights from Ottawa to Louisville

Our best United Airlines deals on Ottawa to Louisville flight tickets
United Airlines
28 May
YOW3:10 p.m.Ottawa
5h 15m
1 stop
SDF8:25 p.m.Louisville Intl
30 May
SDF6:00 a.m.Louisville Intl
15h 35m
1 stop
YOW9:35 p.m.Ottawa
C$ 461
United Airlines
30 May
YOW5:25 p.m.Ottawa
6h 24m
1 stop
SDF11:49 p.m.Louisville Intl
6 Jun
SDF6:30 a.m.Louisville Intl
10h 08m
1 stop
YOW4:38 p.m.Ottawa
C$ 479
United Airlines
28 May
YOW6:25 a.m.Ottawa
13h 58m
1 stop
SDF8:23 p.m.Louisville Intl
30 May
SDF6:00 a.m.Louisville Intl
4h 03m
1 stop
YOW10:03 a.m.Ottawa
C$ 485

Air Canada flights from Ottawa to Louisville

Our best Air Canada deals on Ottawa to Louisville flight tickets
Air Canada
28 May
YOW3:10 p.m.Ottawa
7h 40m
1 stop
SDF10:50 p.m.Louisville Intl
30 May
SDF5:46 p.m.Louisville Intl
7h 50m
2 stops
YOW1:36 a.m.Ottawa
C$ 546
Air Canada
28 May
YOW9:05 a.m.Ottawa
11h 20m
2 stops
SDF8:25 p.m.Louisville Intl
30 May
SDF6:00 a.m.Louisville Intl
4h 03m
1 stop
YOW10:03 a.m.Ottawa
C$ 563
Air Canada
28 May
YOW10:00 a.m.Ottawa
10h 23m
2 stops
SDF8:23 p.m.Louisville Intl
30 May
SDF5:46 p.m.Louisville Intl
7h 50m
2 stops
YOW1:36 a.m.Ottawa
C$ 581

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 7 May 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

Cheapest round-trip

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 28/5

3:10 p.m.-8:25 p.m.

1 stop5h 15m

Louisville Intl

Sat 30/5

6:00 a.m.-9:35 p.m.

1 stop15h 35m

C$ 461

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Sat 30/5

5:25 p.m.-11:49 p.m.

1 stop6h 24m

Louisville Intl

Sat 6/6

6:30 a.m.-4:38 p.m.

1 stop10h 08m

C$ 479

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 28/5

6:25 a.m.-8:23 p.m.

1 stop13h 58m

Louisville Intl

Sat 30/5

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

1 stop4h 03m

C$ 485

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 28/5

10:44 a.m.-8:23 p.m.

1 stop9h 39m

Louisville Intl

Sat 30/5

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

1 stop4h 03m

C$ 486

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 28/5

3:10 p.m.-10:50 p.m.

1 stop7h 40m

Louisville Intl

Sat 30/5

5:46 p.m.-1:36 a.m.

2 stops7h 50m

C$ 546

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 28/5

9:05 a.m.-8:25 p.m.

2 stops11h 20m

Louisville Intl

Sat 30/5

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

1 stop4h 03m

C$ 563
Quickest round-trip

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 28/5

5:05 a.m.-1:35 p.m.

2 stops8h 30m

Louisville Intl

Sat 30/5

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

1 stop4h 03m

C$ 570

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 28/5

10:00 a.m.-8:23 p.m.

2 stops10h 23m

Louisville Intl

Sat 30/5

5:46 p.m.-1:36 a.m.

2 stops7h 50m

C$ 581

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Tue 2/6

12:00 p.m.-8:25 p.m.

2 stops8h 25m

Louisville Intl

Tue 16/6

7:19 a.m.-5:11 p.m.

2 stops9h 52m

C$ 583

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Thu 28/5

6:55 a.m.-1:51 p.m.

2 stops6h 56m

Louisville Intl

Sat 30/5

7:05 a.m.-5:35 p.m.

2 stops10h 30m

C$ 619

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 month to fly to Louisville?

In general, May is the cheapest month to fly from Ottawa to Louisville. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 0. The month of February is another great option to travel to Louisville, with average flight prices from Ottawa averaging around C$ 0.

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

6h 31m

Direct flights

None
The fastest flight from Ottawa to Louisville takes 6h 31m
There are no direct flights from Ottawa to Louisville. There are no popular flight routes from Ottawa to Louisville.
Search flight deals

Frequently asked questions about flying from Ottawa to Louisville

  • 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 6h 31m.

  • 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$ 419Free CancellationRating
7.4
9,690 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.

An easier way to manage your Louisville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 6/6
Sat 13/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Kentucky

Lexington Blue Grass Airport