SDF - ALO

$354 Find Cheap Flights from Louisville to Waterloo

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Louisville to Waterloo departing on 1/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Waterloo

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Louisville to Waterloo, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Louisville to Waterloo, as well as popular online travel agencies
Travelers love KAYAK
41 299 237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$354
American Airlines
Fri 1/16Sun 1/18
SDF - ALO • 1 stop
Cheapest one-way
Multiple Airlines
Thu 12/18
SDF - ALO • multi-stop
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Waterloo!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Louisville to Waterloo (SDF-ALO)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Louisville to Waterloo that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Louisville to Waterloo

Fri, Jan 16 - Sun, Jan 18
American Airlines Logo
7:13 pm - 10:23 pm
SDF
-
ALO
4h 10m1 stop
American Airlines Logo
9:30 am - 10:12 pm
ALO
-
SDF
11h 42m2 stops
$354American Airlines
Fri, Jan 16 - Sun, Jan 18
American Airlines Logo
6:00 am - 2:53 pm
SDF
-
ALO
9h 53m2 stops
American Airlines Logo
9:30 am - 8:47 pm
ALO
-
SDF
10h 17m2 stops
$359American Airlines
Fri, Jan 16 - Sun, Jan 18
American Airlines Logo
7:13 pm - 4:35 pm
SDF
-
ALO
22h 22m1 stop
American Airlines Logo
3:23 pm - 12:32 pm
ALO
-
SDF
20h 09m1 stop
$559American Airlines
Sun, Jan 25 - Wed, Jan 28
American Airlines Logo
7:13 pm - 10:23 pm
SDF
-
ALO
4h 10m1 stop
American Airlines Logo
6:00 am - 12:32 pm
ALO
-
SDF
5h 32m1 stop
$802American Airlines
Sun, Jan 25 - Wed, Jan 28
American Airlines Logo
1:15 pm - 10:23 pm
SDF
-
ALO
10h 08m2 stops
American Airlines Logo
6:00 am - 12:32 pm
ALO
-
SDF
5h 32m1 stop
$807American Airlines
Sun, Jan 25 - Wed, Jan 28
American Airlines Logo
3:33 pm - 10:23 pm
SDF
-
ALO
7h 50m2 stops
American Airlines Logo
6:00 am - 2:48 pm
ALO
-
SDF
7h 48m2 stops
$812American Airlines
Booking Insights

Good to know

Cheapest flight$354
Flight from Louisville to Waterloo

When to book flights from Louisville to Waterloo

Are your dates flexible? Find out the best times to travel from Louisville to Waterloo based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Louisville to Waterloo

  • What is the cheapest flight from Louisville to Waterloo?

    In the last 3 days, the lowest price for a flight from Louisville to Waterloo was $354 for a round-trip ticket.

  • Do I need a passport to fly between Louisville and Waterloo?

    No, a passport isn't needed to fly from Louisville to Waterloo. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Louisville to Waterloo?

    On your way to Waterloo, you’ll fly out from Louisville Intl. You’ll be landing at Waterloo.

  • Which aircraft models fly most regularly from Louisville to Waterloo?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Louisville to Waterloo?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Louisville to Waterloo.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Louisville to Waterloo?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Waterloo from Louisville is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Louisville to Waterloo?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Waterloo with an airline and back to Louisville with another airline. Booking your flights between Louisville and ALO can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Louisville to Waterloo?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Waterloo from Louisville up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Louisville to Waterloo

Information on your arrival and departure airports

Louisville (SDF)
Waterloo (ALO)