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Cheap flights from Kentucky to Waterloo from $540

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Waterloo departing on 7/14. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Kentucky to Waterloo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:10 pm - 12:29 am
SDF
-
ALO
6h 19m
1 stop
American Airlines Logo
5:06 am - 10:33 am
ALO
-
SDF
4h 27m
1 stop
$540American Airlines
Tue, Jul 14 - Sat, Jul 18
American Airlines Logo
12:12 pm - 12:29 am
SDF
-
ALO
13h 17m
2 stops
American Airlines Logo
5:06 am - 6:22 pm
ALO
-
SDF
12h 16m
1 stop
$669American Airlines
Tue, Jul 14 - Sat, Jul 18
American Airlines Logo
12:00 pm - 12:29 am
SDF
-
ALO
13h 29m
2 stops
American Airlines Logo
5:06 am - 10:39 pm
ALO
-
SDF
16h 33m
2 stops
$698American Airlines
Tue, Jul 14 - Sat, Jul 18
American Airlines Logo
7:24 pm - 12:29 am
BNA
-
ALO
5h 05m
1 stop
American Airlines Logo
3:26 pm - 9:59 am
ALO
-
BNA
18h 33m
1 stop
$744American Airlines
Mon, Jul 13 - Fri, Jul 17
American Airlines Logo
5:01 am - 2:53 pm
BNA
-
ALO
9h 52m
2 stops
American Airlines Logo
3:26 pm - 12:07 pm
ALO
-
BNA
20h 41m
1 stop
$833American Airlines
Mon, Jul 13 - Fri, Jul 17

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American Airlines flights from Kentucky to Waterloo, Iowa

Our best American Airlines deals on Kentucky to Waterloo, Iowa flight tickets
American Airlines
Jul 14
SDF7:10 pmLouisville Intl
6h 19m
1 stop
ALO12:29 amWaterloo
Jul 18
ALO5:06 amWaterloo
4h 27m
1 stop
SDF10:33 amLouisville Intl
$540
American Airlines
Jul 2
LEX11:20 amLexington Blue Grass
4h 33m
1 stop
ALO2:53 pmWaterloo
Jul 5
ALO5:06 amWaterloo
4h 43m
1 stop
LEX10:49 amLexington Blue Grass
$646
American Airlines
Jul 2
LEX11:20 amLexington Blue Grass
4h 33m
1 stop
ALO2:53 pmWaterloo
Jul 6
ALO3:23 pmWaterloo
7h 36m
2 stops
LEX11:59 pmLexington Blue Grass
$656

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky to Waterloo, Iowa 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 July 1, 2026.
Use the filters below to find and compare flights from Kentucky to Waterloo, Iowa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LouisvilleWaterloo

SDF - ALO

SDFALO

Louisville Intl

Tue 7/14

7:10 pm-12:29 am

1 stop6h 19m

Waterloo

Sat 7/18

5:06 am-10:33 am

1 stop4h 27m

$540

LouisvilleWaterloo

SDF - ALO

SDFALO

Louisville Intl

Tue 7/14

12:12 pm-12:29 am

2 stops13h 17m

Waterloo

Sat 7/18

5:06 am-6:22 pm

1 stop12h 16m

$669

LouisvilleWaterloo

SDF - ALO

SDFALO

Louisville Intl

Tue 7/14

12:00 pm-12:29 am

2 stops13h 29m

Waterloo

Sat 7/18

5:06 am-10:39 pm

2 stops16h 33m

$698

NashvilleWaterloo

BNA - ALO

BNAALO

Nashville Intl

Mon 7/13

7:24 pm-12:29 am

1 stop5h 05m

Waterloo

Fri 7/17

3:26 pm-9:59 am

1 stop18h 33m

$744

NashvilleWaterloo

BNA - ALO

BNAALO

Nashville Intl

Mon 7/13

5:01 am-2:53 pm

2 stops9h 52m

Waterloo

Fri 7/17

3:26 pm-12:07 pm

1 stop20h 41m

$833

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Waterloo from

How to get the cheapest flight ticket from Kentucky to Waterloo, Iowa

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 airlines fly to Waterloo, Iowa?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Waterloo, Iowa from Kentucky according to our data. United Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Waterloo, Iowa. Keep in mind that there are 3 different airlines that fly to Waterloo, Iowa on a routine basis, so you have a few additional options to choose from.

Cheap Kentucky to Waterloo, Iowa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Waterloo, Iowa

Fastest flight time

4h 33m

Direct flights

None
The fastest flight from Kentucky to Waterloo, Iowa takes 4h 33m
There are no direct flights from Kentucky to Waterloo, Iowa. There are no popular flight routes from Kentucky to Waterloo, Iowa.
Search flight deals

Frequently asked questions about flying from Kentucky to Waterloo, Iowa

  • When did momondo last update prices for flights from Kentucky to Waterloo Airport?

    Prices for flights from Kentucky to Waterloo Airport were last updated today.

  • How old do you have to be to fly from Kentucky to Waterloo 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 Kentucky to Waterloo Airport.

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

    The travel and health documents you'll need for your trip to Waterloo 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 Waterloo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Waterloo?

Book flights to Waterloo if you plan to visit one of these locations
Cedar Falls
Iowa Falls

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Waterloo?

Finding the right flight to Waterloo from Kentucky is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Waterloo quick and easy, saving you time and money.

Can I find flights from Kentucky to Waterloo with flexible booking policies on momondo?

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

How can momondo help me find flights from Kentucky to Waterloo?

Once you have performed a search for Kentucky to Waterloo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Waterloo from Kentucky. 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 Waterloo, Iowa trip

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