CA $503 Cheap Flights from Waterloo (ALO) to Seattle (SEA)

Popular airlines from Waterloo, IA (ALO-Waterloo Regional) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Waterloo (ALO) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $503 for one-way flights and CA $893 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines

Frequently asked questions

How do I find cheap flights from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 3 connecting flights per day from Waterloo Regional (ALO) to Seattle - Tacoma Intl. (SEA). A common connection point includes O'Hare Intl. (ORD).
What is the earliest flight from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and is a seasonal offering, active in May and June. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll typically find the most flights from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) on a Tuesday, with around 2 flights available. This gives you several flight options for your travel plans. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are in the early morning, from 3am to 6am. About 66% of passengers prefer this time. Many major carriers, including American Airlines and Alaska Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day and potentially arrive at your destination with plenty of time.
How long does it take to fly from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Flights from ALO to SEA with one stop typically take around 10 hours, covering approximately 1,490 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Select the "Business class" and "First class" filters when looking for ALO to SEA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle from Waterloo Regional (ALO)?
From Waterloo Regional (ALO), you can fly into Seattle - Tacoma Intl. (SEA) to reach Seattle. Some flights may connect through major hubs like O'Hare Intl. (ORD) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Waterloo, IA (ALO-Waterloo Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Waterloo Regional
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
CA $892
Distance
2383 km

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