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$395+ Cheap flights from Grand Rapids to Casper (GRR - CPR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — CPR
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Grand Rapids to Casper

Discover tips and strategies to find the most affordable flight options for your journey from Grand Rapids (GRR) to Casper (CPR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$395
(United Airlines)

Popular in

April

Cheapest in

August

Average price

$398
From Grand Rapids Gerald R. Ford Intl to Casper Natrona County
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Highest demand for flights based on searches. 10% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 10/73:36 pmGRR - CPR
1 stop5h 11mUnited Airlines
Sun 10/127:00 amCPR - GRR
1 stop5h 30mUnited Airlines
Deal found 9/15$395

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Rapids to Casper 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 September 17, 2025.
Use the filters below to find and compare flights from Grand Rapids to Casper that are best for you.

Fly from

Grand Rapids

Fly to

Casper

Route

Depart

Return

Price

Grand RapidsCasper

GRR - CPR

GRRCPR

Grand Rapids Gerald R. Ford Intl

Tue 10/7

3:36 pm-6:47 pm

1 stop5h 11m

Casper Natrona County

Sun 10/12

7:00 am-2:30 pm

1 stop5h 30m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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

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 September 17, 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.
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

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
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

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

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.

  • How long is the flight from Grand Rapids to Casper?

    There are many flights that can get you from Grand Rapids to Casper in 5h 11m. Fly via United Airlines to get the fastest option. There are 1056 mi between Grand Rapids and Casper.

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

    According to our current data, United Airlines ($281), offers the cheapest pricing from Grand Rapids to Casper. United Airlines is currently priced 43% below the average price you’ll pay for this route.

  • 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 $500). 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

Traveling to a place near Casper?

Book flights to Casper if you plan to visit one of these locations
Rawlins

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Top airline flying from Grand Rapids to Casper

Discover the top airline that operate flights from Grand Rapids to Casper. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$281Average$493FlexibilityNo cancel feeOn-time69%

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