HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$83+ 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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SEA
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oshkosh to Washington 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.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 March 26, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 3/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:30 am
ATW
-
PDX
Nonstop4h 11m
Allegiant Air
Fri 5/2910:31 am
PDX
-
ATW
Nonstop3h 44m
Allegiant Air
Deal found 3/24$197
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:30 am
ATW
-
PDX
Nonstop4h 11m
Allegiant Air
Fri 6/510:34 am
PDX
-
ATW
Nonstop3h 34m
Allegiant Air
Deal found 3/25$199
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/267:30 am
ATW
-
PDX
Nonstop4h 14m
Allegiant Air
Mon 7/610:23 am
PDX
-
ATW
Nonstop3h 44m
Allegiant Air
Deal found 3/22$216
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:30 am
ATW
-
PDX
Nonstop4h 11m
Allegiant Air
Mon 6/110:31 am
PDX
-
ATW
Nonstop3h 44m
Allegiant Air
Deal found 3/26$217
This Cheapflightsfares deal was found by Cheapflights users on 3/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:40 am
ATW
-
PDX
Nonstop4h 11m
Allegiant Air
Fri 5/2910:31 am
PDX
-
ATW
Nonstop3h 44m
Allegiant Air
Deal found 3/26$218
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:30 am
ATW
-
PDX
Nonstop4h 11m
Allegiant Air
Mon 6/810:34 am
PDX
-
ATW
Nonstop3h 34m
Allegiant Air
Deal found 3/25$220
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:30 am
ATW
-
PDX
Nonstop4h 14m
Allegiant Air
Mon 7/610:23 am
PDX
-
ATW
Nonstop3h 44m
Allegiant Air
Deal found 3/23$226
This Cheapflightsfares deal was found by Cheapflights users on 3/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:40 am
ATW
-
PDX
Nonstop4h 11m
Allegiant Air
Fri 6/510:34 am
PDX
-
ATW
Nonstop3h 34m
Allegiant Air
Deal found 3/26$230
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:40 am
ATW
-
PDX
Nonstop4h 11m
Allegiant Air
Mon 5/2510:31 am
PDX
-
ATW
Nonstop3h 44m
Allegiant Air
Deal found 3/25$236
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:31 pm
ATW
-
SEA
1 stop8h 05m
American Airlines
Sat 5/211:33 pm
SEA
-
ATW
1 stop8h 54m
American Airlines
Deal found 3/26$319
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:31 pm
ATW
-
SEA
1 stop8h 05m
American Airlines
Sat 5/211:33 pm
SEA
-
ATW
1 stop8h 54m
American Airlines
Deal found 3/25$334
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:31 pm
ATW
-
SEA
1 stop8h 05m
American Airlines
Wed 5/611:33 pm
SEA
-
ATW
1 stop8h 41m
American Airlines
Deal found 3/25$344

Find flight deals from Oshkosh to Washington

Keep the following information in mind while searching for Oshkosh to Washington flight deals. Data was last updated March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Cheapflightsfares)

One-way from

$83
(Cheapflightsfares)

Popular in

June

Cheapest in

April

Average price

$488
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. 10% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 26, 2026.
Use the filters below to find and compare flights from Oshkosh to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AppletonPortland

ATW - PDX

ATWPDX

Appleton Intl

Tue 5/5

3:45 pm-10:35 pm

1 stop8h 50m

Portland

Tue 5/12

11:55 pm-9:59 am

1 stop8h 04m

$291

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Mon 4/27

5:35 pm-12:34 am

1 stop8h 59m

Seattle/Tacoma Intl

Wed 4/29

2:39 pm-11:03 pm

1 stop6h 24m

$344

AppletonSpokane

ATW - GEG

ATWGEG

Appleton Intl

Sat 9/5

12:39 pm-8:47 pm

1 stop10h 08m

Spokane

Sat 9/19

1:58 pm-11:05 pm

1 stop7h 07m

$349

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Sat 4/25

12:34 pm-6:46 pm

1 stop8h 12m

Seattle/Tacoma Intl

Wed 4/29

11:59 pm-9:59 am

1 stop8h 00m

$355

AppletonSpokane

ATW - GEG

ATWGEG

Appleton Intl

Sat 5/9

4:13 pm-11:59 pm

2 stops9h 46m

Spokane

Tue 5/12

10:40 pm-10:28 am

2 stops9h 48m

$359

AppletonSpokane

ATW - GEG

ATWGEG

Appleton Intl

Tue 5/5

4:20 pm-12:20 am

2 stops10h 00m

Spokane

Tue 5/12

5:35 am-5:34 pm

2 stops9h 59m

$359

AppletonSpokane

ATW - GEG

ATWGEG

Appleton Intl

Fri 5/29

4:13 pm-11:35 pm

2 stops9h 22m

Spokane

Sat 6/6

1:26 pm-10:54 pm

2 stops7h 28m

$359

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Tue 6/2

5:30 pm-10:39 pm

1 stop7h 09m

Seattle/Tacoma Intl

Tue 6/9

11:02 am-10:45 pm

2 stops9h 43m

$360

AppletonPortland

ATW - PDX

ATWPDX

Appleton Intl

Thu 4/16

5:35 pm-11:59 pm

1 stop8h 24m

Portland

Sun 4/19

11:59 pm-8:20 am

1 stop6h 21m

$369

AppletonPortland

ATW - PDX

ATWPDX

Appleton Intl

Fri 7/3

5:30 pm-10:33 pm

1 stop7h 03m

Portland

Fri 7/10

11:40 pm-9:58 am

1 stop8h 18m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, December is the cheapest month in which you can book a flight from Oshkosh to State of Washington (average of $158). Flying from Oshkosh to State of Washington in August is currently the most expensive (average of $230). 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 March 26, 2026.

When flying from Oshkosh to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Oshkosh to State of Washington?

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 March 26, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican 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
8,340 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

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
8,340 reviews
Delta
7.9
Good
8,340 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

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
9,491 reviews
Delta
7.9
Good
8,340 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

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
7.1
Good
11,503 reviews
Delta
7.9
Good
8,340 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

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 17 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 8h 50m. Fly via United Airlines, American 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 Delta, with whom users have recently found tickets for as low as $135. However, be on the lookout for offers from United Airlines and American 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 Air Tahiti Nui (81%), American Airlines (71%) and Alaska Airlines (71%).

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

    Looking at all options, your cheapest flight can be booked for $119. While the most popular route (Appleton Intl - Seattle/Tacoma Intl) can be booked for $344 on average, our data indicates $309 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, December is the cheapest month in which you can book a flight from Oshkosh to State of Washington (average of $158). Flying from Oshkosh to State of Washington in August is currently the most expensive (average of $230). 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

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 Oshkosh to Washington

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Las Vegas flights
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Seattle flights
O'Hare Intl to Orlando flights
O'Hare Intl to Sky Harbor Intl flights
O'Hare Intl to Dallas/Fort Worth flights
Minneapolis to Sky Harbor Intl flights
O'Hare Intl to Newark flights
O'Hare Intl to San Francisco flights
O'Hare Intl to Denver flights
Minneapolis to Las Vegas flights
O'Hare Intl to LaGuardia flights
Minneapolis to Seattle flights
O'Hare Intl to Los Angeles flights
O'Hare Intl to Miami flights
Minneapolis to Dallas/Fort Worth flights
Minneapolis to Orlando flights
O'Hare Intl to Fort Lauderdale flights
Minneapolis to Denver flights
O'Hare Intl to Tampa flights
O'Hare Intl to New Orleans flights
O'Hare Intl to Hobby flights
O'Hare Intl to San Diego flights
O'Hare Intl to Dulles Intl flights
O'Hare Intl to Baltimore flights
O'Hare Intl to Austin flights
O'Hare Intl to Boston flights
O'Hare Intl to Reagan-National flights
Minneapolis to Fort Myers flights
Minneapolis to LaGuardia flights
Minneapolis to Los Angeles flights
O'Hare Intl to Atlanta flights
O'Hare Intl to Fort Myers flights
O'Hare Intl to Ontario flights
O'Hare Intl to Nashville flights
O'Hare Intl to Philadelphia flights
O'Hare Intl to George Bush Intcntl flights
Minneapolis to John F Kennedy Intl flights
Minneapolis to Newark flights
Minneapolis to San Francisco flights
Minneapolis to Tampa flights
Minneapolis to Atlanta flights
Minneapolis to Miami flights
Minneapolis to San Diego flights
O'Hare Intl to Santa Ana flights
Minneapolis to Reagan-National flights
O'Hare Intl to Charleston flights
Minneapolis to O'Hare Intl flights
Milwaukee to Las Vegas flights
O'Hare Intl to Honolulu flights

Top 7 airlines flying from Oshkosh to Washington

Discover the top 7 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 March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$255FlexibilityNo cancel feeOn-time62%
DeltaCheapest$130Average$410FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$176Average$339FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$178Average$433FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$208Average$438FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$226Average$435FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$257Average$381FlexibilityNo cancel feeOn-time85%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.