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Cheap flights from Louisville to Ottawa from $170

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Ottawa departing on 4/24. 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
0 bags

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Find the cheapest flights from Louisville to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:07 am - 9:35 pm
SDF
-
YOW
12h 28m
1 stop
United Airlines Logo
7:30 pm - 11:59 pm
YOW
-
SDF
4h 29m
1 stop
$392United Airlines
Sun, Mar 29 - Tue, May 5
United Airlines Logo
9:07 am - 5:07 pm
SDF
-
YOW
8h 00m
1 stop
United Airlines Logo
6:00 am - 2:47 pm
YOW
-
SDF
8h 47m
1 stop
$402United Airlines
Wed, Apr 1 - Sat, May 2
United Airlines Logo
7:20 am - 5:07 pm
SDF
-
YOW
9h 47m
1 stop
United Airlines Logo
10:00 am - 2:47 pm
YOW
-
SDF
4h 47m
1 stop
$403United Airlines
Wed, Apr 1 - Sat, May 2
United Airlines Logo
10:00 am - 5:07 pm
SDF
-
YOW
7h 07m
1 stop
United Airlines Logo
10:00 am - 2:47 pm
YOW
-
SDF
4h 47m
1 stop
$414United Airlines
Tue, Apr 21 - Wed, Apr 22
Multiple Airlines Logo
9:13 pm - 12:25 am
SDF
-
YOW
27h 12m
1 stop
Multiple Airlines Logo
6:25 pm - 9:03 am
YOW
-
SDF
38h 38m
2 stops
$426Multiple Airlines
Mon, Mar 30 - Tue, May 5
Multiple Airlines Logo
9:13 pm - 12:25 am
SDF
-
YOW
27h 12m
1 stop
Multiple Airlines Logo
9:30 am - 1:31 pm
YOW
-
SDF
28h 01m
1 stop
$440Multiple Airlines
Mon, Mar 30 - Wed, Apr 29
Multiple Airlines Logo
9:13 pm - 12:25 am
SDF
-
YOW
27h 12m
1 stop
Multiple Airlines Logo
7:00 am - 11:30 am
YOW
-
SDF
28h 30m
2 stops
$449Multiple Airlines
Mon, Mar 30 - Wed, Apr 29
Multiple Airlines Logo
12:42 pm - 12:25 am
SDF
-
YOW
11h 43m
1 stop
Multiple Airlines Logo
6:25 pm - 9:03 am
YOW
-
SDF
38h 38m
2 stops
$455Multiple Airlines
Tue, Mar 31 - Tue, May 5
Multiple Airlines Logo
9:13 pm - 12:25 am
SDF
-
YOW
27h 12m
1 stop
Multiple Airlines Logo
4:15 pm - 6:58 pm
YOW
-
SDF
26h 43m
1 stop
$461Multiple Airlines
Mon, Mar 30 - Thu, Apr 30
United Airlines Logo
9:00 am - 1:59 pm
SDF
-
YOW
4h 59m
1 stop
United Airlines Logo
6:00 pm - 10:57 pm
YOW
-
SDF
4h 57m
1 stop
$465United Airlines
Sat, Aug 8 - Thu, Aug 13

United Airlines flights from Louisville to Ottawa

Our best United Airlines deals on Louisville to Ottawa flight tickets
United Airlines
Mar 29
SDF9:07 amLouisville Intl
12h 28m
1 stop
YOW9:35 pmOttawa
May 5
YOW7:30 pmOttawa
4h 29m
1 stop
SDF11:59 pmLouisville Intl
$392
United Airlines
Apr 1
SDF9:07 amLouisville Intl
8h 00m
1 stop
YOW5:07 pmOttawa
May 2
YOW6:00 amOttawa
8h 47m
1 stop
SDF2:47 pmLouisville Intl
$402
United Airlines
Apr 1
SDF7:20 amLouisville Intl
9h 47m
1 stop
YOW5:07 pmOttawa
May 2
YOW10:00 amOttawa
4h 47m
1 stop
SDF2:47 pmLouisville Intl
$403

Air Canada flights from Louisville to Ottawa

Our best Air Canada deals on Louisville to Ottawa flight tickets
Air Canada
Apr 21
SDF7:20 amLouisville Intl
9h 47m
1 stop
YOW5:07 pmOttawa
Apr 22
YOW5:45 amOttawa
10h 56m
2 stops
SDF4:41 pmLouisville Intl
$476
Air Canada
Apr 21
SDF9:07 amLouisville Intl
4h 52m
1 stop
YOW1:59 pmOttawa
Apr 22
YOW10:15 amOttawa
9h 27m
2 stops
SDF7:42 pmLouisville Intl
$481
Air Canada
Apr 1
SDF7:20 amLouisville Intl
6h 33m
1 stop
YOW1:53 pmOttawa
May 2
YOW9:05 amOttawa
10h 17m
2 stops
SDF7:22 pmLouisville Intl
$486

momondo 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, momondo users made 832,500 searches. Data last updated March 12, 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 3/29

9:07 am-9:35 pm

1 stop12h 28m

Ottawa

Tue 5/5

7:30 pm-11:59 pm

1 stop4h 29m

$392

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Wed 4/1

9:07 am-5:07 pm

1 stop8h 00m

Ottawa

Sat 5/2

6:00 am-2:47 pm

1 stop8h 47m

$402

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Wed 4/1

7:20 am-5:07 pm

1 stop9h 47m

Ottawa

Sat 5/2

10:00 am-2:47 pm

1 stop4h 47m

$403

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Tue 4/21

10:00 am-5:07 pm

1 stop7h 07m

Ottawa

Wed 4/22

10:00 am-2:47 pm

1 stop4h 47m

$414

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Mon 3/30

9:13 pm-12:25 am

1 stop27h 12m

Ottawa

Tue 5/5

6:25 pm-9:03 am

2 stops38h 38m

$426

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Mon 3/30

9:13 pm-12:25 am

1 stop27h 12m

Ottawa

Wed 4/29

9:30 am-1:31 pm

1 stop28h 01m

$440

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Mon 3/30

9:13 pm-12:25 am

1 stop27h 12m

Ottawa

Wed 4/29

7:00 am-11:30 am

2 stops28h 30m

$449

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Tue 3/31

12:42 pm-12:25 am

1 stop11h 43m

Ottawa

Tue 5/5

6:25 pm-9:03 am

2 stops38h 38m

$455

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Mon 3/30

9:13 pm-12:25 am

1 stop27h 12m

Ottawa

Thu 4/30

4:15 pm-6:58 pm

1 stop26h 43m

$461
Quickest round-trip

LouisvilleOttawa

SDF - YOW

SDFYOW

Louisville Intl

Sat 8/8

9:00 am-1:59 pm

1 stop4h 59m

Ottawa

Thu 8/13

6:00 pm-10:57 pm

1 stop4h 57m

$465

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 Ottawa from

How to get the cheapest flight ticket from Louisville to Ottawa

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 airline that flies from Louisville Intl to Ottawa?

United Airlines is the most popular carrier operating from Louisville Intl to Ottawa

What airlines fly to Ottawa?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Ottawa from Louisville according to our data. Air Canada is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Ottawa. Keep in mind that there are 4 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

When to book flights from Louisville to Ottawa

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

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

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

Fastest flight time

9h 34m

Direct flights

None
The fastest flight from Louisville to Ottawa takes 9h 34m
There are no direct flights from Louisville to Ottawa. There are no popular flight routes from Louisville to Ottawa.
Search flight deals

  • How far is Louisville Intl to Ottawa by plane?

    Louisville Intl and Ottawa are 714.9 mi apart from one another. Typically, this will take 9h 34m by plane in normal conditions.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Ottawa Airport.

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

    The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Calabogie
Petawawa
Smiths Falls
Brockville
Perth
Prescott
Winchester
Wakefield

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Louisville to Ottawa. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Louisville to Ottawa on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Louisville to Ottawa.

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

Yes momondo offers price alerts on flights to Ottawa from Louisville. 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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