$137 Cheap United flights from Seattle to Appleton (SEA to ATW)

Find The Best Day To Fly from Seattle to Appleton

Amazing United SEA to ATW Flight Deals

The cheapest flights to Appleton Intl. found within the past 7 days were $382 round trip and $137 one way. Prices and availability subject to change. Additional terms may apply.

Wed, Jul 16 - Sun, Jul 20
SEA
Seattle
ATW
Appleton
$382 Roundtrip, found 5 days ago
$382
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jul 16 from Seattle to Appleton, returning Sun, Jul 20, priced at $382 found 5 days ago
Mon, Jul 14 - Mon, Jul 21
SEA
Seattle
ATW
Appleton
$383 Roundtrip, found 4 days ago
$383
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jul 14 from Seattle to Appleton, returning Mon, Jul 21, priced at $383 found 4 days ago

Frequently asked questions

Can I catch a flight from SEA to Appleton Intl. Airport (ATW) right now?
Ensure you go to our Covid-19 Travel Advisor to learn if there are any present quarantine requirements or travel advice reports in place in Appleton Intl. Airport (ATW) when flying in from Sea-Tac Airport.
What terminal is United Airlines at Sea-Tac Airport?
Once you’re issued with the boarding pass for your United Airlines flight from Sea-Tac Airport to Appleton Intl. Airport (ATW), you should be able to see which terminals you’ll be jetting in and out of. Your airline will be able to help if those details are missing from your ticket.
Are there United Airlines non-stop flights from SEA to ATW?
If you’re looking at flights with United Airlines from Seattle - Tacoma Intl. Airport (SEA) to Appleton International Airport, you’ll need to make at least one stopover. While you’re waiting for your connecting flight, take the opportunity to grab a coffee or explore the airport shops.
How long is a United Airlines flight from SEA to ATW?
Enjoy an in-flight snooze and begin your vacation feeling refreshed and relaxed. You’ll have sufficient time to do so when traveling with United Airlines between SEA and ATW, with the flight taking an average of 5 hours and 5 minutes.
How many direct and indirect flights does United Airlines fly from SEA to ATW?
Take your pick of 4 flights each day with United Airlines from SEA to Appleton International Airport.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to ATW, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Seattle SEA to Appleton ATW 

To find the best deals on flights to Seattle from Appleton with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Seattle SEA to Appleton ATW with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $382 to $383, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Seattle SEA to Appleton ATW 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Seattle to Appleton costs from $137. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Appleton ATW from  Seattle SEA with United 

To find a cheap United flight from Seattle SEA to Appleton ATW, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Seattle SEA to Appleton ATW 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as July, or if you book a flight with a stopover. 

 

Find nonstop flights from Seattle SEA to Appleton ATW with United 

If you’re keen to be on Appleton soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Seattle SEA to Appleton ATW 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Appleton ATW from  Seattle SEA with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

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AmericInn by Wyndham Appleton Downtown
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2.5 out of 5
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8.2/10 Very Good! (1,001 reviews)
"Everything was great except the charge was $20 higher than what was quoted thru Expedia when I booked it. Hopefully that will get get sorted out soon but it is a pain to have to deawith (hence the 4 stars)."

Reviewed on May 5, 2025

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DoubleTree by Hilton Appleton
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This hotel features a restaurant, a 24-hour gym, and a bar/lounge. Traveling on business? Take advantage of the business center and free WiFi in public areas. ...
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"Warm cookies 🍪"

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Microtel Inn & Suites by Wyndham Appleton
Microtel Inn & Suites by Wyndham Appleton
2 out of 5
321 North Metro Drive, Appleton, WI
This hotel features a gym and a hot tub. Traveling on business? Take advantage of the business center and free WiFi in public areas. Guests will appreciate freebies ...
7/10 Good! (1,003 reviews)
"The check in lady from Saginaw was the best !!"

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Microtel Inn & Suites by Wyndham Appleton
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.