$408+ 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — CPR
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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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
Cheapest
Best
Last-minute
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 September 4, 2026.
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 4, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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 12/93:39 pm -
1 stop5h 13m
Sat 12/123:14 pm -
1 stop5h 05m
Deal found 9/2![United Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 10/153:54 pm -
1 stop5h 00m
Sun 10/183:11 pm -
1 stop5h 12m
Deal found 9/2![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 10/155:00 am -
2 stops11h 36m
Mon 10/196:00 pm -
2 stops12h 11m
Deal found 9/2![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 8/31. 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 11/248:40 am -
2 stops13h 52m
Tue 12/11:21 pm -
1 stop6h 58m
Deal found 8/31![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 9/176:00 am -
2 stops14h 59m
Mon 9/214:15 pm -
2 stops13h 56m
Deal found 9/2![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Sun 9/68:00 am -
1 stop6h 45m
Tue 9/85:15 am -
1 stop7h 28m
Deal found 9/2![United Airlines logo]()
$1,036
Best flights from Grand Rapids to CasperDiscover 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 September 4, 2026.
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 September 4, 2026.
This United Airlines deal was found by Cheapflights users on 8/30. 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 11/73:44 pm -
1 stop8h 15m
Wed 11/111:29 pm -
1 stop6h 51m
Deal found 8/30![United Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 12/93:39 pm -
1 stop5h 13m
Sat 12/123:14 pm -
1 stop5h 05m
Deal found 9/3![United Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 10/153:54 pm -
1 stop5h 00m
Sun 10/183:11 pm -
1 stop5h 12m
Deal found 9/2![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/31. 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 11/248:40 am -
2 stops13h 52m
Tue 12/16:05 pm -
2 stops15h 24m
Deal found 8/31![United Airlines logo]()
$419
Last-minute flights from Grand Rapids to CasperDiscover last-minute flight deals from Grand Rapids to Casper. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Rapids to Casper. Data last updated September 4, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Sun 9/68:00 am -
1 stop6h 45m
Tue 9/85:15 am -
1 stop7h 28m
Deal found 9/2![United Airlines logo]()
$1,036
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 9/176:00 am -
2 stops14h 59m
Mon 9/214:15 pm -
2 stops13h 56m
Deal found 9/2![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 10/153:54 pm -
1 stop5h 00m
Sun 10/183:11 pm -
1 stop5h 12m
Deal found 9/2![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 10/155:00 am -
2 stops11h 36m
Mon 10/1911:23 am -
1 stop9h 00m
Deal found 9/2![United Airlines logo]()
$414
Find 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 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $408 (United Airlines) |
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 7,457,451 searches. Data last updated September 4, 2026.
Use the filters below to find and compare flights from Grand Rapids to Casper that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Grand RapidsCasper
GRR Grand Rapids Gerald R. Ford Intl - CPR Casper Natrona County
GRRCPR
Grand Rapids Gerald R. Ford Intl
Sat 11/7
3:44 pm-9:59 pm
1 stop8h 15m
Casper Natrona County
Wed 11/11
1:29 pm-10:20 pm
1 stop6h 51m
$408
Grand RapidsCasper
GRR Grand Rapids Gerald R. Ford Intl - CPR Casper Natrona County
GRRCPR
Grand Rapids Gerald R. Ford Intl
Wed 12/9
3:39 pm-6:52 pm
1 stop5h 13m
Casper Natrona County
Sat 12/12
3:14 pm-10:19 pm
1 stop5h 05m
$408
Quickest round-trip
Grand RapidsCasper
GRR Grand Rapids Gerald R. Ford Intl - CPR Casper Natrona County
GRRCPR
Grand Rapids Gerald R. Ford Intl
Thu 10/15
3:54 pm-6:54 pm
1 stop5h 00m
Casper Natrona County
Sun 10/18
3:11 pm-10:23 pm
1 stop5h 12m
$409
Grand RapidsCasper
GRR Grand Rapids Gerald R. Ford Intl - CPR Casper Natrona County
GRRCPR
Grand Rapids Gerald R. Ford Intl
Tue 11/24
8:40 am-8:32 pm
2 stops13h 52m
Casper Natrona County
Tue 12/1
6:05 pm-11:29 am
2 stops15h 24m
$419
Sorted by cheapest first
Compare providers for flights from Grand Rapids to Casper
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Grand Rapids to Casper in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Grand Rapids-Casper flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Rapids-Casper flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Rapids-Casper flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Grand Rapids-Casper flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Grand Rapids-Casper flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
GRR-CPR
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 4, 2026.
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.
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
Traveling to a place near Casper?
Book flights to Casper if you plan to visit one of these locationsRawlins
Douglas
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Grand Rapids and Casper flights
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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 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$335 | Average$445 | FlexibilityNo cancel fee | On-time69% |