Title: Cheap Flights from Baltimore (BWI) to Casper (CPR) - Expedia.ca ![Casper featuring golf and landscape views](https://images.trvl-media.com/place/6055899/008589a9-fc96-46ff-8eb9-c572559321cd.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Casper Area Convention and Visitors Bureau ![](https://images.trvl-media.com/place/6055899/008589a9-fc96-46ff-8eb9-c572559321cd.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Baltimore (BWI) to Casper (CPR) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Baltimore Washington International Airport (BWI) to Casper, WY (CPR-Natrona County Intl.) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:cpr,departure:17/10/2025TANYT&leg2=from:cpr,to:bwi,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 30% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Baltimore to Casper (BWI - CPR) route information | Origin airport | Baltimore Washington Intl. Thurgood Marshall | | --- | --- | | Destination airport | Natrona County Intl. | | Distance | 2504 km | ## Baltimore to Casper Flights **The easy way to book your flights from Baltimore to Casper**  With Expedia, it’s simple to find and book flights to Casper from Baltimore whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Natrona County Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Baltimore to Casper today, tomorrow, or this week.   **Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to Natrona County Intl., CPR**  Sort your search results by price to find great deals on your flight from Baltimore to Casper—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Casper from Baltimore currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Casper   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Casper from Baltimore**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Casper with Expedia today. ## Frequently asked questions ### How much is a flight from BWI to Natrona County Intl. Airport (CPR)? > The lowest price advertised for a round-trip journey between BWI and Casper Airport is . But you better get a move on. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Casper Airport? > We get that circumstances change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just head to the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Casper Airport that have flexible change policies? > Flights from BWI to Casper Airport with flexible change policies are available from several carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the cost difference between the two flights, without any extra fees to worry about. ### How many hours is the flight from BWI Marshall to CPR? > There are lots of ways to make the 5 hours and 24 minutes between BWI Marshall and CPR go by quicker. If you want to be productive, organize your camera roll or delete all those backed-up emails. A snooze also helps pass the time! ### How far is the flight from BWI Airport to Casper Airport? > It's around 2,500 kilometres from Baltimore to Casper, so you'll be up in the air for a while. Keep yourself entertained with things like crossword puzzles or the latest bestseller. ### Which airlines fly direct from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Casper Airport? > You won't find any airlines flying directly between Baltimore Washington Intl. Thurgood Marshall Airport (BWI) and CPR, so be ready to make at least one stop on your journey. A layover can be a welcome way to break up a trip! ### Are Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Casper Airport flight tickets cheaper when they're purchased at the last minute? > Flight prices change all the time, so there are no guarantees. While last-minute flight deals between Baltimore Washington Intl. Thurgood Marshall Airport (BWI) and Casper Airport are possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some air carriers publicize their prices up to a year ahead of the departure date. Expedia is constantly updating the biggest airfare bargains around, so check back often and be ready to grab your seat when prices drop. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other ### Lodging - [5 Star Hotels in Casper](https://www.expedia.ca/5Star-Casper-Hotels.s50-0-d6055899.Travel-Guide-Filter-Hotels) - [B&B in Bar Nunn](https://www.expedia.ca/Bar-Nunn-Bed-And-Breakfast.d3000462149-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Luxury Hotels in Bar Nunn](https://www.expedia.ca/Bar-Nunn-Hotels-Luxury-Hotel.0-0-d3000462149-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Bar Nunn Hotels](https://www.expedia.ca/Bar-Nunn-Hotels.d3000462149.Travel-Guide-Hotels) - [Farmstay in Brookhurst](https://www.expedia.ca/Brookhurst-Agritourism.d553248634983172627-aaAgritourism.Travel-Guide-Accommodation) - [Apartments in Brookhurst](https://www.expedia.ca/Brookhurst-Apartments.d553248634983172627-aaApartments.Travel-Guide-Accommodation) - 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