Cheap flights from Seattle to Waterloo (SEA - ALO)

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How to find the cheapest flight from
Seattle (SEA) to Waterloo (ALO)

All the information you need to plan the best SEA to ALO flight in 2021: compare Seattle to Waterloo flight prices with the expected peak season, weather and rainfall in Waterloo.
What is the cheapest day to fly round-trip from Seattle to Waterloo, Iowa?

Users have found that flying from Seattle to Waterloo, Iowa on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

When is the cheapest time to fly from Seattle to Waterloo, Iowa (SEA - ALO)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 7% on flights from Seattle to Waterloo, Iowa by exploring options for tickets in the morning.

Cheap flights from Seattle to Waterloo in December, January 2022

The best prices found for SEA to ALO flights for December, January
4 Jan - 11 Jan
$417pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
ALO
Waterloo
ALO
Waterloo
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
4 Jan - 11 Jan
$705pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
ALO
Waterloo
ALO
Waterloo
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
18 Jan - 1 Feb
$743pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
ALO
Waterloo
ALO
Waterloo
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to Waterloo 2022 flight deals

Cheap flights to Waterloo from Seattle found for this year
22 Dec - 3 Jan
$785pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
ALO
Waterloo
ALO
Waterloo
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
22 Dec - 3 Jan
$789pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
ALO
Waterloo
ALO
Waterloo
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
8 Dec - 13 Dec
$798pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
ALO
Waterloo
ALO
Waterloo
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Waterloo

Late deals on round-trip flights to Waterloo from Seattle, departing today and this week
16 Dec - 30 Dec
$1,070pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
ALO
Waterloo
ALO
Waterloo
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
16 Dec - 30 Dec
$1,073pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
ALO
Waterloo
ALO
Waterloo
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
15 Dec - 30 Dec
$1,274pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
ALO
Waterloo
ALO
Waterloo
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to Waterloo from Seattle

The cheapest one-way flights from Seattle to Waterloo
12:47 am - 11:09 am
American Airlines
1 Stop
8h 22m
SEA - ALO
American Airlines
6:59 pm - 6:58 am
American Airlines
1 Stop
9h 59m
SEA - ALO
American Airlines
12:45 am - 9:52 am
American Airlines
1 Stop
7h 07m
SEA - ALO
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Waterloo</span> flights.

Flight FAQs

From Seattle to Waterloo

Which airlines flying from Seattle/Tacoma Intl to Waterloo have flexible changes due to COVID-19?

American Airlines is one of the carriers that may have flexible change policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Seattle to Waterloo, Iowa for under $500 on Cheapflights?

Yes, there are multiple flights from Seattle to Waterloo, Iowa for under $500. The cheapest flight booked recently is on American Airlines for just $417, but on average you can expect to pay $845.

Are there last-minute flights available from Seattle to Waterloo, Iowa for under $1,100?

There are currently 10+ open flights from Seattle to Waterloo, Iowa within the next 7 days for less than $1,100.

What are the cheapest flights from Seattle to Waterloo, Iowa?

The cheapest flight price from Seattle to Waterloo, Iowa is $91. On average you can expect to pay $168. The most popular route, (Seattle/Tacoma Intl - Waterloo), can usually be booked for $417.

COVID Restrictions

View COVID Travel Restrictions for Waterloo, IA

Do I need a COVID test to fly to Waterloo from Seattle?

Information is based on travel restrictions for travel to Waterloo within the United States

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Waterloo.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Waterloo.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Waterloo.

Do I need a test to fly back to Seattle from Waterloo?

Returning to Seattle/Tacoma Intl from Waterloo

COVID-19 testing requirements
Visitors from Waterloo must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Waterloo are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for Waterloo, IA

Alternative routes for Seattle to Waterloo

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Waterloo

Things to know before you go - useful duration and weather info for your trip from Seattle to Waterloo.
Average temperature for December in Waterloo
33.8 °F
Avg rainfall for December in Waterloo
0.9 ″

Airports servicing Seattle

Airports servicing Waterloo

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