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$158+ Cheap flights from Oshkosh, WI to Washington

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SEA
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Find flight deals from Oshkosh to Washington

Cheapest flights from Oshkosh to Washington
Explore the most affordable flight options available from Oshkosh to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:30 amATW - PDX
1 stop7h 18mUnited Airlines
Tue 12/97:00 amPDX - ATW
1 stop7h 42mUnited Airlines
Deal found 11/3$251
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/611:13 amATW - PDX
2 stops13h 06mDelta
Tue 12/96:15 amPDX - ATW
2 stops8h 59mDelta
Deal found 11/3$261
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/612:20 pmATW - PDX
1 stop7h 23mDelta
Mon 12/811:20 pmPDX - ATW
1 stop9h 13mDelta
Deal found 11/3$270
This Delta deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:13 amATW - PDX
2 stops13h 27mDelta
Sat 12/61:59 pmPDX - ATW
1 stop5h 21mDelta
Deal found 11/5$275
This Delta deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/174:18 pmATW - SEA
1 stop6h 17mDelta
Wed 12/2410:57 pmSEA - ATW
1 stop9h 04mDelta
Deal found 11/5$277
This Delta deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:00 amATW - SEA
1 stop6h 54mDelta
Thu 12/2511:45 amSEA - ATW
1 stop7h 18mDelta
Deal found 11/5$283
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:23 pmATW - SEA
1 stop7h 24mUnited Airlines
Wed 12/2411:15 pmSEA - ATW
2 stops11h 00mUnited Airlines
Deal found 11/4$288
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:20 pmATW - SEA
1 stop7h 08mUnited Airlines
Sun 12/710:40 amSEA - ATW
1 stop6h 16mUnited Airlines
Deal found 11/4$289
This Delta deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:13 amATW - PDX
2 stops13h 06mDelta
Sun 12/711:20 pmPDX - ATW
1 stop9h 13mDelta
Deal found 11/5$294
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:30 amATW - SEA
1 stop7h 15mUnited Airlines
Wed 12/109:25 amSEA - ATW
2 stops10h 07mUnited Airlines
Deal found 11/4$294
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:17 pmATW - PDX
2 stops12h 23mDelta
Sat 12/61:59 pmPDX - ATW
1 stop5h 21mDelta
Deal found 11/3$300
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:17 pmATW - PDX
2 stops12h 23mDelta
Tue 12/95:30 amPDX - ATW
2 stops9h 44mDelta
Deal found 11/3$305

Cheap flight deals from Oshkosh to Washington

Keep the following information in mind while searching for Oshkosh to Washington flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(United Airlines)

One-way from

$158
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$381
Provider with most accurate pricing for Appleton Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Appleton Intl-Seattle/Tacoma Intl flights.
Search Deals
From Oshkosh to Washington
Search Deals
One-way flight from Oshkosh to Washington
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oshkosh to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Oshkosh to Washington that are best for you.

Fly from

Oshkosh

Fly to

Washington

Route

Depart

Return

Price

AppletonPortland

ATW - PDX

ATWPDX

Appleton Intl

Sat 12/6

6:30 am-11:48 am

1 stop7h 18m

Portland

Tue 12/9

7:00 am-4:42 pm

1 stop7h 42m

$251

AppletonPortland

ATW - PDX

ATWPDX

Appleton Intl

Sat 12/6

12:20 pm-5:43 pm

1 stop7h 23m

Portland

Mon 12/8

11:20 pm-10:33 am

1 stop9h 13m

$270

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Wed 12/17

4:18 pm-8:35 pm

1 stop6h 17m

Seattle/Tacoma Intl

Wed 12/24

10:57 pm-10:01 am

1 stop9h 04m

$277

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Tue 3/3

12:34 pm-7:03 pm

1 stop8h 29m

Seattle/Tacoma Intl

Wed 3/4

7:00 am-4:44 pm

1 stop7h 44m

$277

AppletonSpokane

ATW - GEG

ATWGEG

Appleton Intl

Sat 1/24

12:35 pm-9:22 pm

2 stops10h 47m

Spokane

Sat 1/31

5:00 am-4:48 pm

2 stops9h 48m

$279

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Wed 12/17

6:00 am-10:54 am

1 stop6h 54m

Seattle/Tacoma Intl

Thu 12/25

11:45 am-9:03 pm

1 stop7h 18m

$283

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Wed 2/4

12:35 pm-6:14 pm

1 stop7h 39m

Seattle/Tacoma Intl

Mon 2/9

7:00 am-4:48 pm

1 stop7h 48m

$283

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Thu 12/18

12:20 pm-5:00 pm

1 stop6h 40m

Seattle/Tacoma Intl

Thu 12/25

11:45 am-9:03 pm

1 stop7h 18m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Fri 1/9

5:23 pm-10:43 pm

1 stop7h 20m

Seattle/Tacoma Intl

Sun 1/11

7:00 am-4:48 pm

1 stop7h 48m

$289

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Fri 4/3

4:05 pm-8:32 pm

1 stop6h 27m

Seattle/Tacoma Intl

Wed 4/8

6:05 am-3:38 pm

1 stop7h 33m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 49 results
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Best time to book a flight from Oshkosh to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Oshkosh 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 Oshkosh to Washington

What is the cheapest month to book a flight from Oshkosh to State of Washington?

Currently, February is the cheapest month in which you can book a flight from Oshkosh to State of Washington (average of $150). Flying from Oshkosh to State of Washington in June is currently the most expensive (average of $233). 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.

What is the cheapest time of day to fly from OS9 to WA?

Find hourly flight availability from Oshkosh to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

It’s optimal to fly from Oshkosh to State of Washington in the evening. By choosing this option you can save up to 59% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Oshkosh to State of Washington?

Use this chart to determine the cheapest time to fly round-trip from Oshkosh to Washington. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Oshkosh to State of Washington flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Oshkosh to State of Washington

Explore weekly flight availability from Oshkosh to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 5, 2025.

The most flights from OS9 to USWA are scheduled on a Wednesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated November 5, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Oshkosh to Washington by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,004 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,004 reviews
Delta
7.9
Good
8,004 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,002 reviews
Delta
7.9
Good
8,004 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,042 reviews
Delta
7.9
Good
8,004 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How popular is this Oshkosh to State of Washington flight route?

    This flight path from Oshkosh to Washington was viewed by 25 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Oshkosh to State of Washington?

    There are many flights that can get you from Oshkosh to State of Washington in 7h 18m. Fly via United Airlines or Delta to get the fastest option. The distance from Oshkosh to State of Washington is about 1656 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Oshkosh to State of Washington one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $158. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Oshkosh to State of Washington for a low price.

  • What are the most popular routes from Oshkosh to State of Washington?

    While some choose either Appleton Intl - Portland or Appleton Intl - Spokane, Appleton Intl - Seattle/Tacoma Intl is the most popular route from Oshkosh to State of Washington.

  • What are the most reliable airlines from Oshkosh to State of Washington?

    The top 3 most reliable airlines when flying from Oshkosh to State of Washington are Qatar Airways (94%), Air Tahiti Nui (91%) and American Airlines (88%).

  • What are the cheapest flights from Oshkosh to State of Washington?

    Looking at all options, your cheapest flight can be booked for $138. While the most popular route (Appleton Intl - Seattle/Tacoma Intl) can be booked for $283 on average, our data indicates $335 when flying from Oshkosh to State of Washington.

  • Can I find deals for flights from Oshkosh to Washington that include hotel bookings?

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

  • How can I find direct flights from Oshkosh to Washington?

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

  • Can I find deals for business class flights from Oshkosh to Washington?

    Yes. Cheapflights offers flight deals from Oshkosh to Washington 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 Oshkosh to State of Washington?

    Currently, February is the cheapest month in which you can book a flight from Oshkosh to State of Washington (average of $150). Flying from Oshkosh to State of Washington in June is currently the most expensive (average of $233). 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.

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Alternative routes for Oshkosh to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Oshkosh to Washington

Discover the top 8 airlines that operate flights from Oshkosh to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$122Average$290FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$137Average$374FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$165Average$437FlexibilityNo cancel feeOn-time63%
DeltaCheapest$178Average$438FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$192Average$468FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$230Average$457FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$254Average$521FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$257Average$400FlexibilityNo cancel feeOn-time85%

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