In terms of precipitation, rainfall in Oshkosh ranges from 1.1 - 3.8 inches per month. June is typically the wettest month, when rainfall can reach 3.8 in. February is typically the driest time to visit Oshkosh when rainfall is around 1.1 in.

If weather is an important factor for your trip to Oshkosh, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

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

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

What airport do you fly from for flights from Grand Rapids to Oshkosh?

For a flight from Grand Rapids to Oshkosh, you will be flying from Gerald R. Ford Intl. Grand Rapids Gerald R. Ford Intl (GRR) is just 9.2 mi from the center of the city. Gerald R. Ford Intl is the only Grand Rapids airport and it handles 0 outbound flights to Oshkosh per day. 2 airlines have flights to Oshkosh from Grand Rapids Gerald R. Ford Intl on a regular basis.

Can I find deals for flights from Grand Rapids to Oshkosh that include hotel bookings?

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

How can I find direct flights from Grand Rapids to Oshkosh?

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

Can I find deals for business class flights from Grand Rapids to Oshkosh?

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

Find Cheap Flights from Grand Rapids to Oshkosh

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Grand Rapids to Oshkosh 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.

Reviews of airlines servicing Oshkosh

Peruse reviews from past customers who have flown with United Airlines and American Airlines from Grand Rapids to Oshkosh to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,135 reviews

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

United Airlines

7.4

Good

10,135 reviews

United Airlines

7.4

Good

10,135 reviews

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

American Airlines

7.1

Good

12,025 reviews

United Airlines

7.4

Good

10,135 reviews

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Related info for your journey

What airport do you fly from for flights from Grand Rapids to Oshkosh?
For a flight from Grand Rapids to Oshkosh, you will be flying from Gerald R. Ford Intl. Grand Rapids Gerald R. Ford Intl (GRR) is just 9.2 mi from the center of the city. Gerald R. Ford Intl is the only Grand Rapids airport and it handles 0 outbound flights to Oshkosh per day. 2 airlines have flights to Oshkosh from Grand Rapids Gerald R. Ford Intl on a regular basis.
Can I find deals for flights from Grand Rapids to Oshkosh that include hotel bookings?
Yes. In addition to deals on Grand Rapids to Oshkosh flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Grand Rapids to Oshkosh?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grand Rapids to Oshkosh.
Can I find deals for business class flights from Grand Rapids to Oshkosh?
Yes. Cheapflights offers flight deals from Grand Rapids to Oshkosh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Grand Rapids

Popular flights

Alternative routes for Grand Rapids to Oshkosh

O'Hare Intl to Minneapolis flights

Detroit to O'Hare Intl flights

Detroit to Minneapolis flights

Midway to Minneapolis flights

Grand Rapids to Minneapolis flights

Flint to O'Hare Intl flights

Detroit to Madison flights

South Bend to Minneapolis flights

Traverse City to O'Hare Intl flights

Grand Rapids to O'Hare Intl flights

Detroit to Milwaukee flights

Bay City to O'Hare Intl flights

O'Hare Intl to Green Bay flights

Detroit to Green Bay flights

Traverse City to Milwaukee flights

O'Hare Intl to Duluth flights

Traverse City to Minneapolis flights

O'Hare Intl to Milwaukee flights

Flint to Minneapolis flights

Detroit to Appleton flights

Grand Rapids to Madison flights

O'Hare Intl to Madison flights

Midway to Milwaukee flights

O'Hare Intl to Appleton flights

Midway to Duluth flights

Midway to Green Bay flights

Grand Rapids to Milwaukee flights

South Bend to O'Hare Intl flights

Lansing to Minneapolis flights

Lansing to O'Hare Intl flights

Flint to Milwaukee flights

Kalamazoo to Minneapolis flights

Flint to Madison flights

Bay City to Minneapolis flights

Grand Rapids to Green Bay flights

Lansing to Madison flights

Marquette to O'Hare Intl flights

Muskegon to O'Hare Intl flights

Grand Rapids to Duluth flights

Detroit to Duluth flights

Detroit to Escanaba flights

O'Hare Intl to Wausau flights

Traverse City to Madison flights

O'Hare Intl to Rhinelander flights

Flint to Appleton flights

O'Hare Intl to Eau Claire flights

Kalamazoo to O'Hare Intl flights

Top 2 airlines flying from Grand Rapids to Oshkosh

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$174	Average$327	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$218	Average$418	FlexibilityNo cancel fee	On-time71%

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.

Find cheap flights from Grand Rapids to Oshkosh with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Reviews of airlines servicing Oshkosh

Peruse reviews from past customers who have flown with United Airlines and American Airlines from Grand Rapids to Oshkosh to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Grand Rapids to Oshkosh?

Can I find deals for flights from Grand Rapids to Oshkosh that include hotel bookings?

How can I find direct flights from Grand Rapids to Oshkosh?

Can I find deals for business class flights from Grand Rapids to Oshkosh?

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 Grand Rapids to Oshkosh

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

Complete your trip

Complete your trip to Oshkosh by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Grand Rapids to Oshkosh by cabin class

Find flights from Grand Rapids to Oshkosh, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Grand Rapids and Oshkosh flights

Browse other Grand Rapids and Oshkosh flight options. Last updated on August 29, 2026.

Other flights from Grand Rapids

Browse through other flights departing from Grand Rapids. Flights are based on user searches made on Cheapflights and were last updated on August 29, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Grand Rapids to Oshkosh

100% Free

Book with Flexibility

Travel Smart

Cheap flights from Grand Rapids (GRR) to Oshkosh, WI

Find cheap flights from Grand Rapids to Oshkosh with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Reviews of airlines servicing Oshkosh

Peruse reviews from past customers who have flown with United Airlines and American Airlines from Grand Rapids to Oshkosh to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Grand Rapids to Oshkosh?

Can I find deals for flights from Grand Rapids to Oshkosh that include hotel bookings?

How can I find direct flights from Grand Rapids to Oshkosh?

Can I find deals for business class flights from Grand Rapids to Oshkosh?

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 Grand Rapids to Oshkosh

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

Complete your trip

Complete your trip to Oshkosh by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Grand Rapids to Oshkosh by cabin class

Find flights from Grand Rapids to Oshkosh, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Grand Rapids and Oshkosh flights

Browse other Grand Rapids and Oshkosh flight options. Last updated on August 29, 2026.

Other flights from Grand Rapids

Browse through other flights departing from Grand Rapids. Flights are based on user searches made on Cheapflights and were last updated on August 29, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Grand Rapids to Oshkosh

100% Free

Book with Flexibility

Travel Smart