What are the cheapest airlines flying from Appleton to Seattle round-trip?

Currently priced at $251, Delta will fly you from Appleton to Seattle and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $281 and $306, respectively. Delta is priced at 43% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Appleton to Seattle?

Travelers seeking maximum savings on their Appleton to Seattle flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular airlines that fly from Appleton to Seattle?

Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from Appleton to Seattle.

What is the cheapest day to fly round-trip from Appleton to Seattle?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 28% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Appleton to Seattle?

Find a great deal and save up to 78% by booking at least 58 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Appleton to Seattle within the next two weeks, with the cheapest ticket starting at $367.

What is the cheapest month to fly from Appleton to Seattle?

Our data shows that February tends to be the cheapest month to fly to Seattle from Appleton. Users have commonly found prices around $443 for the month, but tickets can be as low as $150. Due to multiple factors, prepare for potentially higher prices in June.

What is the cheapest time of day to fly from ATW to SEA?

It’s optimal to fly from Appleton to Seattle in the afternoon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight at noon.

Can I find deals for flights from Appleton to Seattle that include hotel bookings?

Yes. In addition to deals on Appleton to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Appleton to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Appleton to Seattle.

Can I find deals for business class flights from Appleton to Seattle?

Yes. Cheapflights offers flight deals from Appleton to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$148+ Flights from Appleton to Seattle

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Find cheap flights from Appleton to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Appleton Intl to Seattle/Tacoma Intl are usually found in February or January, booked 85 days in advance, depart on a Tuesday or Monday and return on a Saturday

Cheap flight deals from Appleton to Seattle

Round-trip from	$289 (Delta)
One-way from	$148 (Delta)
Popular in	June
Cheapest in	February
Average price	$502

From Appleton Intl to Seattle/Tacoma Intl

Search Deals

One-way flight from Appleton Intl to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($80 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Find flight deals from Appleton to Seattle

Cheapest flights from Appleton to Seattle
Explore the most affordable flight options available from Appleton to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Mon 10/64:17 pmATW - SEA

1 stop6h 03mDelta

Tue 10/286:00 amSEA - ATW

1 stop8h 47mDelta

Deal found 8/16

$289

Tue 9/306:00 amATW - SEA

2 stops10h 48mAmerican Airlines

Tue 10/142:52 pmSEA - ATW

1 stop6h 51mAmerican Airlines

Deal found 8/15

$294

Sun 10/53:25 pmATW - SEA

1 stop11h 05mMultiple Airlines

Wed 10/88:43 pmSEA - ATW

1 stop23h 54mMultiple Airlines

Deal found 8/16

$295

Wed 9/35:34 amATW - SEA

1 stop10h 42mDelta

Tue 9/166:00 amSEA - ATW

1 stop7h 36mDelta

Deal found 8/15

$310

Sun 10/124:55 pmATW - SEA

1 stop16h 38mMultiple Airlines

Fri 10/3111:43 amSEA - ATW

1 stop9h 12mMultiple Airlines

Deal found 8/16

$313

Thu 10/96:13 pmATW - SEA

1 stop8h 14mAmerican Airlines

Mon 10/2712:34 amSEA - ATW

1 stop6h 49mAmerican Airlines

Deal found 8/16

$314

Sun 10/124:55 pmATW - SEA

1 stop16h 38mMultiple Airlines

Sat 10/258:43 pmSEA - ATW

1 stop22h 24mMultiple Airlines

Deal found 8/16

$315

Sun 8/311:05 pmATW - SEA

1 stop13h 29mMultiple Airlines

Sun 9/76:12 amSEA - ATW

1 stop12h 49mMultiple Airlines

Deal found 8/16

$316

Sun 10/53:25 pmATW - SEA

1 stop11h 05mMultiple Airlines

Thu 10/91:02 pmSEA - ATW

1 stop7h 35mMultiple Airlines

Deal found 8/16

$318

Fri 10/31:34 pmATW - SEA

2 stops33h 05mMultiple Airlines

Wed 10/88:43 pmSEA - ATW

1 stop23h 54mMultiple Airlines

Deal found 8/16

$319

Wed 10/112:15 pmATW - SEA

1 stop6h 14mDelta

Sat 10/46:00 amSEA - ATW

1 stop7h 36mDelta

Deal found 8/16

$321

Best flights from Appleton to Seattle
Discover carefully curated flight deals from Appleton to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2025.

Tue 10/75:41 amATW - SEA

1 stop8h 46mDelta

Fri 10/311:35 pmSEA - ATW

1 stop5h 40mDelta

Deal found 8/16

$289

Tue 9/305:35 amATW - SEA

1 stop10h 29mDelta

Tue 10/146:00 amSEA - ATW

1 stop7h 37mDelta

Deal found 8/16

$289

Sat 10/114:17 pmATW - SEA

1 stop6h 03mDelta

Tue 10/286:00 amSEA - ATW

1 stop8h 47mDelta

Deal found 8/16

$289

Wed 11/512:05 pmATW - SEA

1 stop6h 49mDelta

Sat 11/86:00 amSEA - ATW

1 stop8h 12mDelta

Deal found 8/16

$289

Sat 10/114:57 pmATW - SEA

1 stop7h 06mDelta

Fri 10/311:35 pmSEA - ATW

1 stop5h 40mDelta

Deal found 8/16

$289

Sat 10/114:57 pmATW - SEA

1 stop7h 06mDelta

Sat 10/256:00 amSEA - ATW

1 stop7h 37mDelta

Deal found 8/16

$289

Wed 10/812:05 pmATW - SEA

1 stop6h 49mDelta

Sat 10/256:00 amSEA - ATW

1 stop7h 37mDelta

Deal found 8/16

$289

Mon 10/64:17 pmATW - SEA

1 stop6h 03mDelta

Tue 10/286:00 amSEA - ATW

1 stop8h 47mDelta

Deal found 8/16

$289

Mon 10/64:17 pmATW - SEA

1 stop6h 03mDelta

Sat 10/256:00 amSEA - ATW

1 stop8h 12mDelta

Deal found 8/16

$289

Sat 10/44:16 pmATW - SEA

1 stop5h 59mDelta

Tue 10/76:00 amSEA - ATW

1 stop7h 37mDelta

Deal found 8/16

$289

Wed 10/812:05 pmATW - SEA

1 stop6h 49mDelta

Fri 10/311:35 pmSEA - ATW

1 stop5h 40mDelta

Deal found 8/16

$289

Wed 10/812:05 pmATW - SEA

1 stop6h 49mDelta

Tue 10/286:00 amSEA - ATW

1 stop8h 47mDelta

Deal found 8/16

$289

Last-minute flights from Appleton to Seattle
Discover last-minute flight deals from Appleton to Seattle. Data last updated August 18, 2025 and is based on user searches.

Fri 8/223:45 pmATW - SEA

2 stops9h 14mUnited Airlines

Sun 8/316:25 amSEA - ATW

2 stops13h 18mUnited Airlines

Deal found 8/16

$511

Fri 8/226:35 pmATW - SEA

1 stop7h 06mAmerican Airlines

Sat 8/3012:46 amSEA - ATW

1 stop6h 31mAmerican Airlines

Deal found 8/17

$530

Wed 8/276:01 amATW - SEA

2 stops10h 42mAmerican Airlines

Mon 9/112:46 amSEA - ATW

1 stop6h 20mAmerican Airlines

Deal found 8/16

$517

Wed 8/271:00 pmATW - SEA

2 stops11h 15mUnited Airlines

Mon 9/810:55 pmSEA - ATW

2 stops13h 11mUnited Airlines

Deal found 8/16

$548

Wed 8/276:01 amATW - SEA

2 stops10h 42mAmerican Airlines

Wed 9/36:11 amSEA - ATW

2 stops9h 37mAmerican Airlines

Deal found 8/16

$549

Wed 8/271:00 pmATW - SEA

2 stops11h 15mUnited Airlines

Wed 9/37:00 amSEA - ATW

1 stop6h 09mUnited Airlines

Deal found 8/16

$564

Wed 8/271:00 pmATW - SEA

2 stops11h 15mUnited Airlines

Tue 9/211:10 pmSEA - ATW

2 stops12h 56mUnited Airlines

Deal found 8/16

$569

Sun 8/311:05 pmATW - SEA

1 stop13h 29mMultiple Airlines

Sun 9/76:12 amSEA - ATW

1 stop12h 49mMultiple Airlines

Deal found 8/16

$316

Sun 8/316:28 amATW - SEA

1 stop6h 17mDelta

Wed 9/36:10 amSEA - ATW

1 stop7h 22mDelta

Deal found 8/16

$342

Wed 9/35:34 amATW - SEA

1 stop10h 42mDelta

Tue 9/166:00 amSEA - ATW

1 stop7h 36mDelta

Deal found 8/15

$310

Wed 9/36:00 amATW - SEA

2 stops10h 48mAmerican Airlines

Tue 9/161:02 pmSEA - ATW

1 stop7h 23mAmerican Airlines

Deal found 8/16

$364

Fri 9/59:37 amATW - SEA

1 stop9h 52mAmerican Airlines

Mon 10/612:34 amSEA - ATW

1 stop6h 49mAmerican Airlines

Deal found 8/16

$338

One-way flights from Appleton to Seattle
Search for one-way flight options from Appleton to Seattle. Find affordable one-way fares based on user searches. Data last updated August 18, 2025.

Tue 9/165:35 amATW - SEA

1 stop10h 29mDelta

Deal found 8/15

$148

Sat 8/303:45 pmATW - SEA

1 stop8h 35mUnited Airlines

Deal found 8/15

$166

Fri 10/106:13 pmATW - SEA

1 stop8h 14mAmerican Airlines

Deal found 8/17

$177

Tue 10/2112:05 pmATW - SEA

1 stop6h 49mDelta

Deal found 8/16

$210

Fri 10/1012:37 pmATW - SEA

2 stops10h 57mUnited Airlines

Deal found 8/15

$227

Tue 11/113:04 pmATW - SEA

2 stops47h 09mMultiple Airlines

Deal found 8/15

$248

Tue 9/166:41 amATW - SEA

2 stops16h 01mUnited Airlines

Deal found 8/16

$270

Fly from

Fly to

Route

Depart

Return

Price

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Tue 10/7

5:41 am-12:27 pm

1 stop8h 46m

Seattle/Tacoma Intl

Fri 10/31

1:35 pm-9:15 pm

1 stop5h 40m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Tue 9/30

5:35 am-2:04 pm

1 stop10h 29m

Seattle/Tacoma Intl

Tue 10/14

6:00 am-3:37 pm

1 stop7h 37m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Sat 10/11

4:17 pm-8:20 pm

1 stop6h 03m

Seattle/Tacoma Intl

Tue 10/28

6:00 am-4:47 pm

1 stop8h 47m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Wed 11/5

12:05 pm-4:54 pm

1 stop6h 49m

Seattle/Tacoma Intl

Sat 11/8

6:00 am-4:12 pm

1 stop8h 12m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Sat 10/11

4:57 pm-10:03 pm

1 stop7h 06m

Seattle/Tacoma Intl

Fri 10/31

1:35 pm-9:15 pm

1 stop5h 40m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Sat 10/11

4:57 pm-10:03 pm

1 stop7h 06m

Seattle/Tacoma Intl

Sat 10/25

6:00 am-3:37 pm

1 stop7h 37m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Wed 10/8

12:05 pm-4:54 pm

1 stop6h 49m

Seattle/Tacoma Intl

Sat 10/25

6:00 am-3:37 pm

1 stop7h 37m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Mon 10/6

4:17 pm-8:20 pm

1 stop6h 03m

Seattle/Tacoma Intl

Tue 10/28

6:00 am-4:47 pm

1 stop8h 47m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Mon 10/6

4:17 pm-8:20 pm

1 stop6h 03m

Seattle/Tacoma Intl

Sat 10/25

6:00 am-4:12 pm

1 stop8h 12m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Sat 10/4

4:16 pm-8:15 pm

1 stop5h 59m

Seattle/Tacoma Intl

Tue 10/7

6:00 am-3:37 pm

1 stop7h 37m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 17 results

Best time to book a flight from Appleton to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Appleton with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Appleton to Seattle

How far ahead should I book a flight from Appleton to Seattle?

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Appleton to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Appleton to Seattle?

Currently, January is the cheapest month in which you can book a flight from Appleton to Seattle (average of $238). Flying from Appleton to Seattle in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Appleton to Seattle, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,981 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,925 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Appleton to Seattle round-trip?
Currently priced at $251, Delta will fly you from Appleton to Seattle and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $281 and $306, respectively. Delta is priced at 43% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Appleton to Seattle that include hotel bookings?
Yes. In addition to deals on Appleton to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Appleton to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Appleton to Seattle.
Can I find deals for business class flights from Appleton to Seattle?
Yes. Cheapflights offers flight deals from Appleton to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Appleton to Seattle?
Currently, January is the cheapest month in which you can book a flight from Appleton to Seattle (average of $238). Flying from Appleton to Seattle in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Other flights to Seattle

Top 3 airlines flying from Appleton to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$251	Average$387	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$281	Average$484	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$306	Average$484	FlexibilityNo cancel fee	On-time69%

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$148+ Cheap flights from Appleton to Seattle (ATW - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Appleton to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Appleton Intl to Seattle/Tacoma Intl are usually found in February or January, booked 85 days in advance, depart on a Tuesday or Monday and return on a Saturday

Cheap flight deals from Appleton to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Appleton to Seattle

Cheapest flights from Appleton to SeattleExplore the most affordable flight options available from Appleton to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Explore the most affordable flight options available from Appleton to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Appleton to Seattle that are best for you.

Best time to book a flight from Appleton to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Appleton with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Appleton to Seattle

How far ahead should I book a flight from Appleton to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Appleton to Seattle. Price data was last updated on August 8, 2025.

What is the cheapest month to book a flight from Appleton to Seattle?

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Appleton to Seattle, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Appleton to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Appleton to Seattle round-trip?

Can I find deals for flights from Appleton to Seattle that include hotel bookings?

How can I find direct flights from Appleton to Seattle?

Can I find deals for business class flights from Appleton to Seattle?

What is the cheapest month to book a flight from Appleton to Seattle?

Traveling to a place near Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Appleton to Seattle

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

Top 3 airlines flying from Appleton to Seattle

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Cheapest flights from Appleton to Seattle
Explore the most affordable flight options available from Appleton to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.