What is the difference between the most popular and the most frequent airline at Waterloo?

American Airlines operates the most flights from the United States to Waterloo at 12 per week, and for this route American Airlines is also the airline most often selected by KAYAK users searching for flights from the United States to Waterloo. The two are often different because flight volume reflects an airline's schedule, while popularity reflects traveler choice.

How long is a nonstop flight to Waterloo?

Nonstop flights to Waterloo are available from Chicago, with a flight time of about 1h 23m.

Which city has the cheapest flights to Waterloo?

Based on fares booked in the past 5 days, the cheapest flights to Waterloo are from Chicago, starting at $224 round-trip, and from New York, starting at $353 round-trip.

How many flights serve Waterloo?

Waterloo receives 2 flights per day and 12 per week from across the world. Chicago has the most flights to Waterloo, with 12 weekly flights.

How do I know if a flight to Waterloo is a good deal?

A good deal on a flight to Waterloo is around $460 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

Which airlines should I consider for flights to Waterloo?

American Airlines is the most popular airline with KAYAK users flying to Waterloo, and has the best on-time record at the destination's main airport.

What is the cheapest flight to Waterloo?

Chicago O'Hare Intl Airport to Waterloo is the cheapest route at $224 round-trip, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.

How much is a flight to Waterloo?

On average, a round-trip flight from the United States to Waterloo costs $545, based on KAYAK data over the past 12 months. Round-trip fares from Memphis average $228, while Seattle runs a bit higher at $350.

What is the cheapest day to fly to Waterloo?

Monday is the cheapest day to fly to Waterloo at $482 round-trip on average over the past 12 months on KAYAK. Friday is the most expensive at $591.

What’s the cheapest month to fly to Waterloo?

•January is the cheapest month to fly to Waterloo with an average price of $400 round-trip. •September ($644) and June ($634) are the most expensive. Based on KAYAK data over the past 12 months.

What is the cheapest time of day to fly to Waterloo?

Afternoon flights to Waterloo are the cheapest at $482 round-trip on average. Night flights are the most expensive at $719.

What is a good deal for flights to Waterloo?

Flights under $460 are considered a good deal. 25% of KAYAK users found round-trip flights to Waterloo at or below these prices, with the lowest fares from: •Memphis $228 •New York $338 •Seattle $350.

What are the most popular airlines flying to Waterloo?

American Airlines is the only airline flying to Waterloo on KAYAK.

Which airline offers the most nonstop flights to Waterloo?

American Airlines is the only airline that flies nonstop to Waterloo, with 12 flights per week.

How many direct flights to Waterloo are there each day?

There are around 2 daily direct flights to Waterloo. 50% depart in the afternoon and 50% at night.

How many direct flights to Waterloo are there each week?

There are 12 direct flights to Waterloo each week. Monday is the day with the most departures at 17%.

How many long-haul flights are there to Waterloo each week?

No long-haul flights serve this destination.

How many cities have direct flights to Waterloo?

1 city has direct flights to Waterloo. Chicago has the most with 12 direct flights per week.

$141 CHEAP FLIGHTS to Waterloo in 2026/27

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$224

Typical prices: $460-$634

American Airlines

Sun 11/25Tue 11/27

ORD - ALO • Non-stop

Cheapest non-stop

$224

Typical prices: $283-$719

American Airlines

Tue 11/20Thu 11/22

ORD - ALO • Non-stop

Nonstop flights

Every day

You can fly direct with American Airlines. Average duration is 1h 31m

FAQs

Top airlines

American Airlines

Most flights • 12 per week

American Airlines

Best reviews • 7.0 score

Airline reviews

Top routes

MEM - ALO

Cheapest • 60% average savings

BOS - ALO

Most popular

Insights

When to travel

January

Cheapest • 27% price drop

November

Most popular

Good to know

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KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Waterloo!

Flight Deals

Cheap Flights to Waterloo

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

Round-trip

One-way

Last minute

Direct

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Recent round-trip flight deals to Waterloo

Fri, Dec 18 - Sun, Dec 20

10:30 pm - 11:59 pmORD Chicago O'Hare Intl-ALO Waterloo

1h 29mnonstop

4:19 pm - 5:59 pmALO Waterloo-ORD Chicago O'Hare Intl

1h 40mnonstop

$224American Airlines

Tue, Dec 1 - Thu, Dec 3

10:15 pm - 11:41 pmORD Chicago O'Hare Intl-ALO Waterloo

1h 26mnonstop

3:44 pm - 5:29 pmALO Waterloo-ORD Chicago O'Hare Intl

1h 45mnonstop

$313American Airlines

Mon, Nov 16 - Sun, Nov 29

1:47 pm - 3:13 pmORD Chicago O'Hare Intl-ALO Waterloo

1h 26mnonstop

5:56 am - 7:39 amALO Waterloo-ORD Chicago O'Hare Intl

1h 43mnonstop

$324American Airlines

Thu, Dec 3 - Sat, Jan 16

9:00 am - 3:14 pmLGA New York LaGuardia-ALO Waterloo

7h 14m1 stop Chicago O'Hare Intl

5:40 am - 1:54 pmALO Waterloo-LGA New York LaGuardia

7h 14m1 stop Chicago O'Hare Intl

$353American Airlines

Thu, Dec 3 - Sat, Jan 16

9:10 am - 3:14 pmLGA New York LaGuardia-ALO Waterloo

7h 04m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

5:40 am - 1:54 pmALO Waterloo-LGA New York LaGuardia

7h 14m1 stop Chicago O'Hare Intl

$363American Airlines

Thu, Dec 3 - Sat, Jan 16

5:11 pm - 12:14 amLGA New York LaGuardia-ALO Waterloo

8h 03m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

5:40 am - 4:19 pmALO Waterloo-LGA New York LaGuardia

9h 39m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

$368American Airlines

Tue, Dec 1 - Tue, Dec 8

5:26 pm - 11:41 pmBOS Boston Logan Intl-ALO Waterloo

7h 15m1 stop Chicago O'Hare Intl

5:34 am - 11:38 amALO Waterloo-BOS Boston Logan Intl

5h 04m1 stop Chicago O'Hare Intl

$396American Airlines

Sat, Dec 12 - Sun, Dec 20

5:16 am - 12:14 amCLE Cleveland Hopkins Intl-ALO Waterloo

19h 58m1 stop Chicago O'Hare Intl

7:04 am - 12:49 amALO Waterloo-CLE Cleveland Hopkins Intl

16h 45m1 stop Chicago O'Hare Intl

$400American Airlines

Tue, Dec 1 - Tue, Dec 8

4:39 pm - 11:41 pmBOS Boston Logan Intl-ALO Waterloo

8h 02m1 stop Chicago O'Hare Intl

5:34 am - 2:37 pmALO Waterloo-BOS Boston Logan Intl

8h 03m2 stops Chicago O'Hare Intl Philadelphia

$406American Airlines

Tue, Dec 1 - Tue, Dec 8

4:00 pm - 11:41 pmBOS Boston Logan Intl-ALO Waterloo

8h 41m2 stops Philadelphia Chicago O'Hare Intl

5:34 am - 4:37 pmALO Waterloo-BOS Boston Logan Intl

10h 03m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

$411American Airlines

Recent last minute flight deals to Waterloo

Thu, Nov 5 - Sun, Nov 8

10:15 pm - 11:38 pmORD Chicago O'Hare Intl-ALO Waterloo

1h 23mnonstop

6:04 am - 7:39 amALO Waterloo-ORD Chicago O'Hare Intl

1h 35mnonstop

$324American Airlines

Fri, Nov 6 - Sat, Nov 7

6:01 pm - 11:38 pmLGA New York LaGuardia-ALO Waterloo

6h 37m1 stop Chicago O'Hare Intl

6:04 am - 1:28 pmALO Waterloo-LGA New York LaGuardia

6h 24m1 stop Chicago O'Hare Intl

$440American Airlines

Fri, Nov 6 - Sat, Nov 7

5:06 pm - 11:38 pmLGA New York LaGuardia-ALO Waterloo

7h 32m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

6:04 am - 1:28 pmALO Waterloo-LGA New York LaGuardia

6h 24m1 stop Chicago O'Hare Intl

$450American Airlines

Fri, Nov 6 - Sat, Nov 7

3:59 pm - 11:38 pmLGA New York LaGuardia-ALO Waterloo

8h 39m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

6:04 am - 7:12 pmALO Waterloo-LGA New York LaGuardia

12h 08m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

$455American Airlines

Sat, Nov 7 - Sun, Nov 8

5:58 pm - 11:38 pmBOS Boston Logan Intl-ALO Waterloo

6h 40m1 stop Chicago O'Hare Intl

3:43 pm - 11:31 pmALO Waterloo-BOS Boston Logan Intl

6h 48m1 stop Chicago O'Hare Intl

$489American Airlines

Sat, Nov 7 - Sun, Nov 8

12:39 pm - 11:38 pmBOS Boston Logan Intl-ALO Waterloo

11h 59m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

3:43 pm - 11:31 pmALO Waterloo-BOS Boston Logan Intl

6h 48m1 stop Chicago O'Hare Intl

$499American Airlines

Fri, Nov 6 - Sun, Nov 8

4:41 pm - 11:38 pmBOS Boston Logan Intl-ALO Waterloo

7h 57m1 stop Chicago O'Hare Intl

3:43 pm - 11:31 pmALO Waterloo-BOS Boston Logan Intl

6h 48m1 stop Chicago O'Hare Intl

$546American Airlines

Fri, Nov 6 - Sun, Nov 8

6:00 am - 3:13 pmBOS Boston Logan Intl-ALO Waterloo

10h 13m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

3:43 pm - 11:31 pmALO Waterloo-BOS Boston Logan Intl

6h 48m1 stop Chicago O'Hare Intl

$556American Airlines

Thu, Nov 5 - Sun, Nov 8

8:11 am - 3:13 pmLGA New York LaGuardia-ALO Waterloo

8h 02m1 stop Chicago O'Hare Intl

6:04 am - 2:29 pmALO Waterloo-LGA New York LaGuardia

7h 25m2 stops Chicago O'Hare Intl Boston Logan Intl

$667American Airlines

Thu, Nov 5 - Sun, Nov 8

7:29 am - 3:13 pmLGA New York LaGuardia-ALO Waterloo

8h 44m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

6:04 am - 2:29 pmALO Waterloo-LGA New York LaGuardia

7h 25m2 stops Chicago O'Hare Intl Boston Logan Intl

$672American Airlines

All round-trip flight deals to Waterloo

Fri, Dec 18 - Sun, Dec 20

10:30 pm - 11:59 pmORD Chicago O'Hare Intl-ALO Waterloo

1h 29mnonstop

4:19 pm - 5:59 pmALO Waterloo-ORD Chicago O'Hare Intl

1h 40mnonstop

$224American Airlines

Tue, Dec 1 - Thu, Dec 3

10:15 pm - 11:41 pmORD Chicago O'Hare Intl-ALO Waterloo

1h 26mnonstop

3:44 pm - 5:29 pmALO Waterloo-ORD Chicago O'Hare Intl

1h 45mnonstop

$313American Airlines

Mon, Nov 16 - Sun, Nov 29

1:47 pm - 3:13 pmORD Chicago O'Hare Intl-ALO Waterloo

1h 26mnonstop

5:56 am - 7:39 amALO Waterloo-ORD Chicago O'Hare Intl

1h 43mnonstop

$324American Airlines

Thu, Dec 3 - Sat, Jan 16

9:00 am - 3:14 pmLGA New York LaGuardia-ALO Waterloo

7h 14m1 stop Chicago O'Hare Intl

5:40 am - 1:54 pmALO Waterloo-LGA New York LaGuardia

7h 14m1 stop Chicago O'Hare Intl

$353American Airlines

Thu, Dec 3 - Sat, Jan 16

9:10 am - 3:14 pmLGA New York LaGuardia-ALO Waterloo

7h 04m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

5:40 am - 1:54 pmALO Waterloo-LGA New York LaGuardia

7h 14m1 stop Chicago O'Hare Intl

$363American Airlines

Thu, Dec 3 - Sat, Jan 16

5:11 pm - 12:14 amLGA New York LaGuardia-ALO Waterloo

8h 03m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

5:40 am - 4:19 pmALO Waterloo-LGA New York LaGuardia

9h 39m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

$368American Airlines

Tue, Dec 1 - Tue, Dec 8

5:26 pm - 11:41 pmBOS Boston Logan Intl-ALO Waterloo

7h 15m1 stop Chicago O'Hare Intl

5:34 am - 11:38 amALO Waterloo-BOS Boston Logan Intl

5h 04m1 stop Chicago O'Hare Intl

$396American Airlines

Sat, Dec 12 - Sun, Dec 20

5:16 am - 12:14 amCLE Cleveland Hopkins Intl-ALO Waterloo

19h 58m1 stop Chicago O'Hare Intl

7:04 am - 12:49 amALO Waterloo-CLE Cleveland Hopkins Intl

16h 45m1 stop Chicago O'Hare Intl

$400American Airlines

Tue, Dec 1 - Tue, Dec 8

4:39 pm - 11:41 pmBOS Boston Logan Intl-ALO Waterloo

8h 02m1 stop Chicago O'Hare Intl

5:34 am - 2:37 pmALO Waterloo-BOS Boston Logan Intl

8h 03m2 stops Chicago O'Hare Intl Philadelphia

$406American Airlines

Tue, Dec 1 - Tue, Dec 8

4:00 pm - 11:41 pmBOS Boston Logan Intl-ALO Waterloo

8h 41m2 stops Philadelphia Chicago O'Hare Intl

5:34 am - 4:37 pmALO Waterloo-BOS Boston Logan Intl

10h 03m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

$411American Airlines

Booking Insights

Price, demand and travel trends for flights to Waterloo

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

Prices

Airlines

What is the cheapest flight to Waterloo?: Chicago O'Hare Intl Airport to Waterloo is the cheapest route at $224 round-trip, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.
How much is a flight to Waterloo? Average and cheapest price for all round-trip flights to Waterloo from each origin found by users searching on KAYAK in the last 12 months.: On average, a round-trip flight from the United States to Waterloo costs $545, based on KAYAK data over the past 12 months. Round-trip fares from Memphis average $228, while Seattle runs a bit higher at $350.
What is the cheapest day to fly to Waterloo?: Monday is the cheapest day to fly to Waterloo at $482 round-trip on average over the past 12 months on KAYAK. Friday is the most expensive at $591.
What’s the cheapest month to fly to Waterloo? To calculate monthly average prices, KAYAK takes all prices for each month over the last 12 months for flights to Waterloo, removes the top 0.1% to account for outliers, then takes the median of all values for each month.: •January is the cheapest month to fly to Waterloo with an average price of $400 round-trip.
•September ($644) and June ($634) are the most expensive.

Based on KAYAK data over the past 12 months.
What is the cheapest time of day to fly to Waterloo? Average price for all round-trip flights depending on time of departure, seen by users on KAYAK in the last 12 months.: Afternoon flights to Waterloo are the cheapest at $482 round-trip on average. Night flights are the most expensive at $719.
What is a good deal for flights to Waterloo?: Flights under $460 are considered a good deal. 25% of KAYAK users found round-trip flights to Waterloo at or below these prices, with the lowest fares from:
•Memphis $228
•New York $338
•Seattle $350.

Find deals

Low season	September
High season	November
Cheapest flight	$141

Beat the crowds with an average 45% drop in travelers.

The most popular month to fly with an average 60% increase in travelers.

One-way flight from Orlando Airport to Waterloo

When to book flights to Waterloo

Are your dates flexible? Find out the best times to travel 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. The information is for flights to Waterloo based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

How do I know if a flight to Waterloo is a good deal?
A good deal on a flight to Waterloo is around $460 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
How long is a nonstop flight to Waterloo?
Nonstop flights to Waterloo are available from Chicago, with a flight time of about 1h 23m.
Which city has the cheapest flights to Waterloo?
Based on fares booked in the past 5 days, the cheapest flights to Waterloo are from Chicago, starting at $224 round-trip, and from New York, starting at $353 round-trip.
What is the difference between the most popular and the most frequent airline at Waterloo?
American Airlines operates the most flights from the United States to Waterloo at 12 per week, and for this route American Airlines is also the airline most often selected by KAYAK users searching for flights from the United States to Waterloo. The two are often different because flight volume reflects an airline's schedule, while popularity reflects traveler choice.
Which airlines should I consider for flights to Waterloo?
American Airlines is the most popular airline with KAYAK users flying to Waterloo, and has the best on-time record at the destination's main airport.
How many flights serve Waterloo?
Waterloo receives 2 flights per day and 12 per week from across the world. Chicago has the most flights to Waterloo, with 12 weekly flights.

For flights to Waterloo, a good round-trip fare is around $460. If you find a fare below that, you're getting a strong deal.
If your travel dates are flexible, consider flying to Waterloo in January. Round-trip fares historically average $400, making January the cheapest month to travel based on KAYAK data from the last 12 months.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat-selection costs on budget carriers.
• Verify whether you need any travel documents beyond ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.
Shift your departure to noon to save up to $237 per round-trip. Noon flights to Waterloo average $482 compared to $719 for evening flights.
Bag allowances vary by airline, fare type, cabin class and route. On flights to Waterloo, some airlines may include bags at no extra cost. For example, American Airlines includes a cabin bag in Economy Class. Always check the fare details before booking, since bag policies can change by ticket type.

More options for your flight to Waterloo

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Everything you should know

Cheap Flights to Waterloo

Recent round-trip flight deals to Waterloo

Recent one-way flight deals to Waterloo

Recent last minute flight deals to Waterloo

Recent direct flight deals from the United States to Waterloo

All round-trip flight deals to Waterloo

Price, demand and travel trends for flights to Waterloo

What is the cheapest flight to Waterloo?

How much is a flight to Waterloo?

What is the cheapest day to fly to Waterloo?

What’s the cheapest month to fly to Waterloo?

What is the cheapest time of day to fly to Waterloo?

What is a good deal for flights to Waterloo?

What are the most popular airlines flying to Waterloo?

Which airline offers the most nonstop flights to Waterloo?

How many direct flights to Waterloo are there each day?

How many direct flights to Waterloo are there each week?

How many long-haul flights are there to Waterloo each week?

How many cities have direct flights to Waterloo?

Key details for flights to Waterloo

Low season

High season

Cheapest flight

When to book flights to Waterloo

Your questions about flights to Waterloo, answered

Your guide to booking Waterloo flights

More options for your flight to Waterloo

Complete your trip to Waterloo with a hotel stay or car rental

Information on the airport you'll fly into in Waterloo

Cabin class types available on flights to Waterloo

Flights from local origins to Waterloo

Flights to other popular destinations

Find deals for your return flight