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

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

Cheap Flights from Waterloo to Seattle (ALO-SEA)

Prices were available within the past 7 days and start at for one-way flights and $288 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
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines

Frequently asked questions

How much does a flight from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA) cost?
Get a cheap one-way flight or cheap return flight from $288 from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from ALO to SEA is November, when demand is low. Off-peak season is generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest ALO to SEA flight.
How many flights per day from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA)?
Nonstop flights from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ALO to SEA?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA)?
To reach Seattle - Tacoma Intl. Airport (SEA) without delays, book a flight that leaves from Waterloo Regional Airport (ALO) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your flight from ALO to SEA right before your trip is usually more expensive. But if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an ALO to SEA flight and hotel package?
Compared with arranging hotels and flights separately, booking an ALO to SEA flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of planning your trip. Simply secure your flights and select from our extensive range of stays, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Waterloo Regional Airport (ALO) to Seattle - Tacoma Intl. Airport (SEA)?
Typically, you're able to reschedule or cancel your ALO to SEA flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, visit our Customer Service portal.

Travel information

Origin airport
Waterloo Regional
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines
Roundtrip price
$288
Distance
1489 mi

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