$285+ Cheap flights from Washington to Casper (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 6/27. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Washington 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 Washington to Casper
Keep the following information in mind while searching for Washington to Casper flight deals. Data was last updated June 12, 2025.
Round-trip from | $285 (United Airlines) |
|---|---|
Popular in | July |
Cheapest in | August |
Average price | $627 |
Find flight deals from Washington to Casper
Cheapest flights from Washington to CasperExplore the most affordable flight options available from Washington to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Washington to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This United Airlines deal was found by Cheapflights users on 6/11. 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.
This United Airlines deal was found by Cheapflights users on 6/11. 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.
This United Airlines deal was found by Cheapflights users on 6/11. 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.
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Cheapflights Fare Finder
Customize your flight search to find flights from Washington 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 June 12, 2025.
Use the filters below to find and compare flights from Washington to Casper that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SeattleCasper
SEA - CPR
SEACPR
Seattle/Tacoma Intl
Fri 6/27
12:49 pm-8:26 pm
1 stop6h 37m
Casper Natrona County
Tue 7/1
5:59 pm-10:59 pm
1 stop6h 00m
PortlandCasper
PDX - CPR
PDXCPR
Portland
Wed 7/9
4:16 pm-10:14 pm
1 stop4h 58m
Casper Natrona County
Wed 7/16
5:59 pm-10:16 pm
1 stop5h 17m
SpokaneCasper
GEG - CPR
GEGCPR
Spokane
Thu 7/10
1:37 pm-10:14 pm
1 stop7h 37m
Casper Natrona County
Tue 7/15
11:29 am-5:23 pm
1 stop6h 54m
PascoCasper
PSC - CPR
PSCCPR
Pasco Tri Cities
Wed 6/25
5:15 am-10:13 pm
1 stop15h 58m
Casper Natrona County
Sun 6/29
1:28 pm-9:01 pm
1 stop8h 33m
SpokaneCasper
GEG - CPR
GEGCPR
Spokane
Fri 6/27
5:15 am-12:39 pm
1 stop6h 24m
PascoCasper
PSC - CPR
PSCCPR
Pasco Tri Cities
Mon 6/30
12:45 pm-8:26 pm
1 stop6h 41m
Best time to book a flight from Washington to Casper
Have a flexible travel schedule? Discover the best time to fly to Casper from Washington with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Washington to Casper
What is the cheapest month to book a flight from State of Washington to Casper?
Currently, January is the cheapest month in which you can book a flight from State of Washington to Casper (average of $348). Flying from State of Washington to Casper in June is currently the most expensive (average of $505). 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 WA to CPR?
Find hourly flight availability from Washington to Casper. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.
When flying from State of Washington to Casper, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Rainfall in Casper by month
Plan your trip to Casper by taking into account the average rainfall totals by month.
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.
Temperature in Casper by month
Plan your trip to Casper by taking into account the average temperature totals by month.
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).
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 June 12, 2025.
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
Deb,Jan 2025
MKE - ORD
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
Deb,Jan 2025
MKE - ORD
Related info for your journey
Find useful and relevant information for your journey from Washington to Casper. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Washington to Casper
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Washington to Casper
Discover the top airline that operate flights from Washington 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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$253 | Average$527 | FlexibilityNo cancel fee | On-time69% |