How does KAYAK find such low prices on flights from Washington 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 Washington to Waterloo. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Waterloo from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington 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 Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$384 CHEAP FLIGHTS from Washington to Waterloo

ALO

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

...and more

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41.299.237 searches in the past 7 days on KAYAK

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

Cheapest round-trip

$384

American Airlines

Sat 4/25Wed 4/29

PDX - ALO • 2 stops

Cheapest one-way

$500

American Airlines

Thu 11/13

PDX - ALO • 1 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

Cheap Flights from Washington to Waterloo

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington 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.

Round-trip

One-way

Recent round-trip flight deals from Washington to Waterloo

Sat, Apr 25 - Wed, Apr 29

5:54 am - 9:42 pmPDX-ALO

13h 48m2 stops

6:05 am - 12:12 pmALO-PDX

8h 07m1 stop

$384American Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

1:44 pm - 10:20 pmSEA-ALO

6h 36m1 stop

6:00 am - 3:58 pmALO-SEA

11h 58m2 stops

$478American Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

11:59 pm - 1:40 pmSEA-ALO

11h 41m2 stops

6:00 am - 3:58 pmALO-SEA

11h 58m2 stops

$483American Airlines

Find Deal

Sat, Apr 25 - Wed, Apr 29

8:00 am - 9:42 pmPDX-ALO

11h 42m2 stops

6:05 am - 4:26 pmALO-PDX

12h 21m2 stops

$484American Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

1:44 pm - 10:20 pmSEA-ALO

6h 36m1 stop

6:00 am - 3:58 pmALO-SEA

11h 58m2 stops

$490American Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

5:39 am - 10:20 pmSEA-ALO

14h 41m2 stops

6:00 am - 3:58 pmALO-SEA

11h 58m2 stops

$495American Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

7:15 am - 1:40 pmSEA-ALO

28h 25m1 stop

6:00 am - 11:32 pmALO-SEA

19h 32m1 stop

$633American Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

1:44 pm - 1:40 pmSEA-ALO

21h 56m1 stop

6:00 am - 11:32 pmALO-SEA

19h 32m1 stop

$653American Airlines

Find Deal

Sat, Dec 13 - Mon, Dec 29

2:46 pm - 11:51 pmSEA-ALO

7h 05m1 stop

3:09 pm - 11:13 pmALO-SEA

10h 04m1 stop

$656American Airlines

Find Deal

Fri, Dec 26 - Sun, Jan 4

3:02 pm - 11:45 pmPDX-ALO

6h 43m1 stop

3:09 pm - 5:11 pmALO-PDX

28h 02m2 stops

$662American Airlines

Find Deal

Useful Info

Cheapest flight	$384

Flight from Portland to Waterloo

How does KAYAK find such low prices on flights from Washington 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 Washington to Waterloo.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Waterloo?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Waterloo from Washington 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 Washington 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 Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington 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 to Waterloo

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Waterloo

Waterloo (ALO)

ALO

$384 Find Cheap Flights from Washington to Waterloo

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

Everything you should know

Cheap Flights from Washington to Waterloo

Recent round-trip flight deals from Washington to Waterloo

Recent one-way flight deals from Washington to Waterloo

Good to know

FAQs for booking flights from Washington to Waterloo

How does KAYAK find such low prices on flights from Washington 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 Washington to Waterloo.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Waterloo from Washington 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 Washington 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 Washington with another airline.

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

Information on the airport you'll fly into in Waterloo

Cabin class types available on flights to Washington

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

Flights to other popular destinations

Flights from domestic origins to Waterloo

Choose which airport to fly into in Waterloo

Find deals for your return flight