YOW - SDF

C$ 800 Find Cheap Flights from Ottawa to Louisville – Compare and Save

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Everything you should know

Cheapest round-trip
C$ 800
Typical prices: C$ 518-C$ 832
United Airlines
Mon 15/10Thu 18/10
YOW - SDF • 1 stop
When to travel
March
Cheapest • 34% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Orlando (MCO)
Cheapest • Avg C$ 482 (round-trip)
Washington, D.C. Dulles Intl (IAD)
Shortest trip • 4h 41m (one-way)
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Flight Deals

Cheap Flights from Ottawa to Louisville (YOW-SDF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ottawa to Louisville

Thu, 15 Oct - Sun, 18 Oct
United Airlines Logo
5:20 p.m. - 11:59 p.m.YOW  Ottawa-SDF Louisville Intl
6h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
7:00 a.m. - 1:59 p.m.SDF  Louisville Intl-YOW Ottawa
6h 59m1 stop Chicago O'Hare Intl
C$ 800United Airlines
Wed, 21 Oct - Thu, 5 Nov
United Airlines Logo
5:20 p.m. - 11:59 p.m.YOW  Ottawa-SDF Louisville Intl
6h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 a.m. - 7:27 p.m.SDF  Louisville Intl-YOW Ottawa
13h 27m1 stop Washington, D.C. Dulles Intl
C$ 803United Airlines
Wed, 21 Oct - Wed, 4 Nov
United Airlines Logo
5:20 p.m. - 11:59 p.m.YOW  Ottawa-SDF Louisville Intl
6h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
9:55 a.m. - 3:07 p.m.SDF  Louisville Intl-YOW Ottawa
5h 12m1 stop Washington, D.C. Dulles Intl
C$ 803United Airlines
Sun, 18 Oct - Tue, 20 Oct
United Airlines Logo
6:01 p.m. - 11:41 p.m.YOW  Ottawa-SDF Louisville Intl
5h 40m1 stop Newark
United Airlines Logo
7:00 a.m. - 1:59 p.m.SDF  Louisville Intl-YOW Ottawa
6h 59m1 stop Chicago O'Hare Intl
C$ 807United Airlines
Mon, 28 Sep - Thu, 1 Oct
Air Canada Logo
6:01 p.m. - 11:41 p.m.YOW  Ottawa-SDF Louisville Intl
5h 40m1 stop Newark
Air Canada Logo
6:00 a.m. - 9:56 a.m.SDF  Louisville Intl-YOW Ottawa
3h 56m1 stop Washington, D.C. Dulles Intl
C$ 809Air Canada
Fri, 23 Oct - Mon, 26 Oct
Air Canada Logo
6:01 p.m. - 11:41 p.m.YOW  Ottawa-SDF Louisville Intl
5h 40m1 stop Newark
Air Canada Logo
5:10 a.m. - 2:09 p.m.SDF  Louisville Intl-YOW Ottawa
8h 59m1 stop Chicago O'Hare Intl
C$ 809Air Canada
Sun, 27 Sep - Fri, 2 Oct
United Airlines Logo
6:00 a.m. - 10:18 a.m.YOW  Ottawa-SDF Louisville Intl
4h 18m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
10:00 a.m. - 2:17 p.m.SDF  Louisville Intl-YOW Ottawa
4h 17m1 stop Washington, D.C. Dulles Intl
C$ 809United Airlines
Wed, 21 Oct - Thu, 5 Nov
United Airlines Logo
6:00 a.m. - 8:31 p.m.YOW  Ottawa-SDF Louisville Intl
14h 31m3 stops Washington, D.C. Dulles Intl Indianapolis Chicago O'Hare Intl
United Airlines Logo
6:00 a.m. - 3:07 p.m.SDF  Louisville Intl-YOW Ottawa
9h 07m1 stop Washington, D.C. Dulles Intl
C$ 811United Airlines
Mon, 19 Oct - Tue, 3 Nov
United Airlines Logo
6:01 p.m. - 11:41 p.m.YOW  Ottawa-SDF Louisville Intl
5h 40m1 stop Newark
United Airlines Logo
2:11 p.m. - 7:27 p.m.SDF  Louisville Intl-YOW Ottawa
5h 16m1 stop Washington, D.C. Dulles Intl
C$ 811United Airlines
Wed, 21 Oct - Wed, 4 Nov
United Airlines Logo
6:00 a.m. - 8:31 p.m.YOW  Ottawa-SDF Louisville Intl
14h 31m3 stops Washington, D.C. Dulles Intl Indianapolis Chicago O'Hare Intl
United Airlines Logo
7:00 a.m. - 2:09 p.m.SDF  Louisville Intl-YOW Ottawa
7h 09m1 stop Chicago O'Hare Intl
C$ 811United Airlines
Booking Insights

Price, demand, and travel trends for Ottawa to Louisville flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Ottawa to Louisville with more confidence.

How much is a round-trip flight from Ottawa to Louisville?

Round-trip flights from Ottawa to Louisville start at C$ 800. Prices are typical for this route right now, with typical round-trip fares ranging from C$ 518 to C$ 832. The lowest price found in the past 5 days was C$ 800 on United Airlines.

What is the cheapest month to fly from Ottawa to Louisville?

  • March is the cheapest month to fly from Ottawa to Louisville at C$ 428 round-trip.
  • January (C$ 1,036) and February (C$ 1,020) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 142% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Ottawa to Louisville flights

Low season

February
Best time to beat the crowds but there is an average 57% increase in price.
Most popular time to fly (23% more expensive on average)

When to book flights from Ottawa to Louisville

Are your dates flexible? Find out the best times to travel from Ottawa to Louisville based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ottawa to Louisville flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Ottawa to Louisville?

    Flights from Ottawa to Louisville usually depart from Ottawa (YOW) and arrive at Louisville Intl (SDF).

  • Which airports do connecting flights from Ottawa to Louisville pass through?

    One-stop flights from Ottawa to Louisville most commonly connect through:

    • Washington, D.C. Dulles Intl (IAD) – 50% of one-stop connections
    • Chicago O'Hare Intl (ORD) – 42% of one-stop connections
    • Orlando (MCO) – 8% of one-stop connections

    Washington, D.C. Dulles Intl (IAD) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Ottawa to Louisville?

    Yes. Being flexible with your travel dates can save you up to 38% on the Ottawa to Louisville route. Monday is the cheapest departure day at C$ 642 round-trip on average, while Tuesday is the most expensive at C$ 1,020, a difference of C$ 378. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long does a flight from Ottawa to Louisville take?

    There are currently no direct flights available from Ottawa to Louisville. Flights with 1 layover take between 4h 41m and 12h 43m in total, depending on the connection.

  • Do I need a passport to fly from Ottawa to Louisville?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Ottawa to Louisville changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 800 to C$ 1,722. That means the highest observed fare was about 2x higher than the lowest one.

  • How much time can I save by choosing a different layover airport when travelling from Ottawa to Louisville?

    Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time at 4h 41m, compared with 5h 54m via Chicago O'Hare Intl (ORD) and 12h 43m via Orlando (MCO).

  • What car rental options are available at Louisville Intl Airport (SDF)?

    Louisville Intl Airport (SDF) hosts 5 major car rental companies, with daily rates starting from around C$ 44 for economy cars. Top options include:
    • Hertz
    • Dollar
    • Alamo
    • Thrifty
    • Budget

  • How much should I expect to pay for a Ottawa to Louisville flight?

    Round-trip flights from Ottawa to Louisville range from C$ 518 to C$ 832, with an average of C$ 650 over the past 12 months. Anything below C$ 518 counts as a good deal.

Your guide to booking Ottawa to Louisville flights

Get tips on when to book, when to fly, and what to know before your trip.

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