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

Our cheapest airline available from Baltimore to Casper is United Airlines. Our recent data shows that you can find tickets from as low as $533 on this airline.

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

Currently, January is the cheapest month in which you can book a flight from Baltimore to Casper (average of $348). Flying from Baltimore 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 Baltimore to Casper?

Travelers seeking maximum savings on their Baltimore to Casper flight should consider departing on Friday afternoons when fares are most often at their lowest. Wednesday 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 Baltimore to Casper?

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Unlike at noon, when flights are generally more expensive, you can save up to 14% on flights from Baltimore to Casper by exploring options for tickets in the morning.

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

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

How can I find direct flights from Baltimore to Casper?

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

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

Yes. Cheapflights offers flight deals from Baltimore 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.

$533+ Flights from Baltimore to Casper

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

Find cheap flights from Baltimore 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 Baltimore to Casper

Round-trip from	$533 (United Airlines)

From Baltimore/Washington to Casper Natrona County

Search Deals

Find flight deals from Baltimore to Casper

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

Tue 8/58:10 amBWI - CPR

1 stop6h 29mUnited Airlines

Sat 8/95:59 pmCPR - BWI

1 stop9h 11mUnited Airlines

Deal found 7/28

$533

Best flights from Baltimore to Casper
Discover carefully curated flight deals from Baltimore 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.

Tue 8/58:10 amBWI - CPR

1 stop6h 29mUnited Airlines

Sat 8/95:59 pmCPR - BWI

1 stop9h 11mUnited Airlines

Deal found 7/28

$533

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

Tue 8/58:10 amBWI - CPR

1 stop6h 29mUnited Airlines

Sat 8/95:59 pmCPR - BWI

1 stop9h 11mUnited Airlines

Deal found 7/28

$533

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreCasper

BWI - CPR

BWICPR

Baltimore/Washington

Tue 8/5

8:10 am-12:39 pm

1 stop6h 29m

Casper Natrona County

Sat 8/9

5:59 pm-5:10 am

1 stop9h 11m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Baltimore to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from Baltimore 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

Read through reviews of airlines operating flights from Baltimore to Casper, such as United Airlines. Reviews also offer insight into each airline's 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 Baltimore to Casper round-trip?
Our cheapest airline available from Baltimore to Casper is United Airlines. Our recent data shows that you can find tickets from as low as $533 on this airline.
Can I find deals for flights from Baltimore to Casper that include hotel bookings?
Yes. In addition to deals on Baltimore to Casper flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Baltimore to Casper?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Casper.
Can I find deals for business class flights from Baltimore to Casper?
Yes. Cheapflights offers flight deals from Baltimore 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 Baltimore to Casper?
Currently, January is the cheapest month in which you can book a flight from Baltimore to Casper (average of $348). Flying from Baltimore 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 Baltimore to Casper

Baltimore to Denver flights

Philadelphia to Denver flights

Reagan-National to Denver flights

Dulles Intl to Denver flights

Dulles Intl to Salt Lake City flights

Baltimore to Salt Lake City flights

Reagan-National to Salt Lake City flights

Philadelphia to Salt Lake City flights

Dulles Intl to Jackson flights

Reagan-National to Jackson flights

Baltimore to Jackson flights

Philadelphia to Jackson flights

Philadelphia to Cody flights

Dulles Intl to West Yellowstone flights

Philadelphia to West Yellowstone flights

Baltimore to West Yellowstone flights

Dulles Intl to Casper flights

Dulles Intl to Cody flights

Baltimore to Cody flights

Reagan-National to West Yellowstone flights

Baltimore to Laramie flights

Baltimore to Gillette flights

Dulles Intl to Gillette flights

Reagan-National to Cody flights

Reagan-National to Casper flights

Philadelphia to Casper flights

Reagan-National to Laramie flights

Reagan-National to Rock Springs flights

Baltimore to Rock Springs flights

Philadelphia to Laramie flights

Salisbury to Denver flights

Top airline flying from Baltimore to Casper

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$278	Average$379	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.

$533+ Cheap flights from Baltimore to Casper (BWI - 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore 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 Baltimore to Casper

Round-trip from

Find flight deals from Baltimore to Casper

Cheapest flights from Baltimore to CasperExplore the most affordable flight options available from Baltimore 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 Baltimore 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 Baltimore to Casper that are best for you.

Best time to book a flight from Baltimore to Casper

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

Read through reviews of airlines operating flights from Baltimore to Casper, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Baltimore 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 Baltimore to Casper round-trip?

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

How can I find direct flights from Baltimore to Casper?

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

What is the cheapest month to book a flight from Baltimore 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 Baltimore to Casper

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

Top airline flying from Baltimore to Casper

100% Free

Book with Flexibility

Travel Smart

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