What is the cheapest airline to fly from Grand Rapids to Casper round-trip?

According to our current data, United Airlines ($334), offers the cheapest pricing from Grand Rapids to Casper.

What is the cheapest month to book a flight from Grand Rapids to Casper?

Currently, January is the cheapest month in which you can book a flight from Grand Rapids to Casper (average of $348). Flying from Grand Rapids to Casper in June is currently the most expensive (average of $504). 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 day to fly from Grand Rapids to Casper?

Travelers seeking maximum savings on their Grand Rapids to Casper flight should consider departing on Thursday mornings 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 Casper ranges from 0.5 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. January is typically the driest time to visit Casper when rainfall is around 0.5 in.

If weather is an important factor for your trip to Casper, 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 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest day to fly round-trip from Grand Rapids to Casper?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 73% when planning your travel around this day of the week.

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

One of the essential ways to save on airfare from Grand Rapids to Casper is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 8% on airfare.

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

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

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

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

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

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

$305+ Flights from Grand Rapids to Casper

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

Find cheap flights from Grand Rapids to Casper 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 Grand Rapids to Casper

Round-trip from	$334 (United Airlines)
One-way from	$305 (United Airlines)

From Grand Rapids Gerald R. Ford Intl to Casper Natrona County

Search Deals

One-way flight from Grand Rapids Gerald R. Ford Intl to Casper Natrona County

Search Deals

Find flight deals from Grand Rapids to Casper

Cheapest flights from Grand Rapids to Casper
Explore the most affordable flight options available from Grand Rapids to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Sat 8/239:30 amGRR - CPR

2 stops11h 39mUnited Airlines

Tue 8/2611:25 amCPR - GRR

1 stop9h 01mUnited Airlines

Deal found 7/27

$334

Best flights from Grand Rapids to Casper
Discover carefully curated flight deals from Grand Rapids to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Sat 8/239:30 amGRR - CPR

2 stops11h 39mUnited Airlines

Tue 8/2611:25 amCPR - GRR

1 stop9h 01mUnited Airlines

Deal found 7/27

$334

Last-minute flights from Grand Rapids to Casper
Discover last-minute flight deals from Grand Rapids to Casper. Data last updated July 29, 2025 and is based on user searches.

Sat 8/239:30 amGRR - CPR

2 stops11h 39mUnited Airlines

Tue 8/2611:25 amCPR - GRR

1 stop9h 01mUnited Airlines

Deal found 7/27

$334

One-way flights from Grand Rapids to Casper
Search for one-way flight options from Grand Rapids to Casper. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Fri 9/123:45 pmGRR - CPR

1 stop5h 24mUnited Airlines

Deal found 7/27

$305

Fly from

Fly to

Route

Depart

Return

Price

Grand RapidsCasper

GRR - CPR

GRRCPR

Grand Rapids Gerald R. Ford Intl

Sat 8/23

9:30 am-7:09 pm

2 stops11h 39m

Casper Natrona County

Tue 8/26

11:25 am-10:26 pm

1 stop9h 01m

$334

Grand RapidsCasper

GRR - CPR

GRRCPR

Grand Rapids Gerald R. Ford Intl

Fri 9/12

3:45 pm-7:09 pm

1 stop5h 24m

$305

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Grand Rapids to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from Grand Rapids 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.

Reviews of airlines servicing Casper

Peruse reviews from past customers who have flown with United Airlines from Grand Rapids to Casper 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

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,896 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What is the cheapest airline to fly from Grand Rapids to Casper round-trip?
According to our current data, United Airlines ($334), offers the cheapest pricing from Grand Rapids to Casper.
Can I find deals for flights from Grand Rapids to Casper that include hotel bookings?
Yes. In addition to deals on Grand Rapids to Casper flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Grand Rapids to Casper?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grand Rapids to Casper.
Can I find deals for business class flights from Grand Rapids to Casper?
Yes. Cheapflights offers flight deals from Grand Rapids to Casper 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 Grand Rapids to Casper?
Currently, January is the cheapest month in which you can book a flight from Grand Rapids to Casper (average of $348). Flying from Grand Rapids to Casper in June is currently the most expensive (average of $504). 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

Rawlins

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Grand Rapids to Casper

O'Hare Intl to Denver flights

Detroit to Denver flights

O'Hare Intl to Salt Lake City flights

Grand Rapids to Denver flights

Detroit to Salt Lake City flights

Midway to Denver flights

O'Hare Intl to Jackson flights

Midway to Salt Lake City flights

Traverse City to Denver flights

Midway to Jackson flights

Detroit to Jackson flights

Grand Rapids to Salt Lake City flights

Flint to Denver flights

South Bend to Denver flights

South Bend to Salt Lake City flights

Grand Rapids to Jackson flights

Kalamazoo to Denver flights

Traverse City to Salt Lake City flights

Lansing to Denver flights

O'Hare Intl to West Yellowstone flights

Pellston to Salt Lake City flights

Kalamazoo to Jackson flights

Flint to Salt Lake City flights

Detroit to West Yellowstone flights

O'Hare Intl to Cody flights

Kalamazoo to Salt Lake City flights

Pellston to Denver flights

Lansing to Jackson flights

Bay City to Salt Lake City flights

Sault Ste. Marie to Denver flights

Bay City to Denver flights

Flint to Jackson flights

O'Hare Intl to Laramie flights

O'Hare Intl to Casper flights

South Bend to Jackson flights

Muskegon to Denver flights

Muskegon to Salt Lake City flights

Lansing to Salt Lake City flights

Alpena to Denver flights

Hancock to Denver flights

Detroit to Cody flights

Detroit to Casper flights

Escanaba to Denver flights

Bay City to Jackson flights

Lansing to Casper flights

Escanaba to Cody flights

Hancock to Salt Lake City flights

Top airline flying from Grand Rapids to Casper

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$281	Average$537	FlexibilityNo cancel fee	On-time69%

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.

$305+ Cheap flights from Grand Rapids to Casper (GRR - CPR)

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Grand Rapids to Casper with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Grand Rapids to Casper

Round-trip from

One-way from

Find flight deals from Grand Rapids to Casper

Cheapest flights from Grand Rapids to CasperExplore the most affordable flight options available from Grand Rapids to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Grand Rapids to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Grand Rapids to Casper that are best for you.

Best time to book a flight from Grand Rapids to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from Grand Rapids with our price prediction graph.

Reviews of airlines servicing Casper

Get insights into the airlines that provide service to Casper. 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 Casper. Reviews last updated July 29, 2025.

Peruse reviews from past customers who have flown with United Airlines from Grand Rapids to Casper 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

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

What is the cheapest airline to fly from Grand Rapids to Casper round-trip?

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

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

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

What is the cheapest month to book a flight from Grand Rapids to Casper?

Traveling to a place near Casper?

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 Casper

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

Top airline flying from Grand Rapids to Casper

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Grand Rapids to Casper
Explore the most affordable flight options available from Grand Rapids to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.