BOS - CPR

$388 Find Cheap Flights from Boston to Casper - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$388
Typical prices: $498-$759
United Airlines
Mon 11/19Thu 11/22
BOS - CPR • 1 stop
When to travel
February
Cheapest • 52% price drop
October
Most popular
Good to know
+1
Good to know
+1
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Casper!

Cheap Flights from Boston to Casper (BOS-CPR)

 

Cheap flights from Boston to Casper with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Thu, Nov 19 - Sun, Nov 22
United Airlines Logo
7:15 am - 12:48 pmBOS  Boston Logan Intl-CPR Casper Natrona County
7h 33m1 stop Denver Intl
United Airlines Logo
1:29 pm - 11:50 pmCPR  Casper Natrona County-BOS Boston Logan Intl
8h 21m1 stop Denver Intl
$388United Airlines
Thu, Nov 19 - Sun, Nov 22
United Airlines Logo
6:00 am - 12:48 pmBOS  Boston Logan Intl-CPR Casper Natrona County
8h 48m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
3:13 pm - 11:50 pmCPR  Casper Natrona County-BOS Boston Logan Intl
6h 37m1 stop Denver Intl
$394United Airlines
Fri, Nov 6 - Sun, Nov 8
United Airlines Logo
9:20 am - 2:38 pmBOS  Boston Logan Intl-CPR Casper Natrona County
7h 18m1 stop Denver Intl
United Airlines Logo
5:15 am - 1:42 pmCPR  Casper Natrona County-BOS Boston Logan Intl
6h 27m1 stop Denver Intl
$423United Airlines
Fri, Nov 6 - Sun, Nov 8
United Airlines Logo
3:01 pm - 9:59 pmBOS  Boston Logan Intl-CPR Casper Natrona County
8h 58m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
5:15 am - 1:42 pmCPR  Casper Natrona County-BOS Boston Logan Intl
6h 27m1 stop Denver Intl
$429United Airlines
Fri, Oct 30 - Tue, Nov 3
United Airlines Logo
7:15 am - 12:48 pmBOS  Boston Logan Intl-CPR Casper Natrona County
7h 33m1 stop Denver Intl
United Airlines Logo
5:15 am - 3:35 pmCPR  Casper Natrona County-BOS Boston Logan Intl
8h 20m1 stop Denver Intl
$458United Airlines
Fri, Oct 30 - Tue, Nov 3
United Airlines Logo
11:34 am - 5:17 pmBOS  Boston Logan Intl-CPR Casper Natrona County
7h 43m1 stop Denver Intl
United Airlines Logo
7:00 am - 5:24 pmCPR  Casper Natrona County-BOS Boston Logan Intl
8h 24m2 stops Denver Intl Chicago O'Hare Intl
$464United Airlines
Wed, Dec 9 - Sat, Dec 12
United Airlines Logo
9:20 am - 6:59 pmBOS  Boston Logan Intl-CPR Casper Natrona County
11h 39m1 stop Denver Intl
United Airlines Logo
1:21 pm - 11:58 pmCPR  Casper Natrona County-BOS Boston Logan Intl
8h 37m1 stop Denver Intl
$508United Airlines

Price, demand and travel trends for Boston to Casper flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Boston to Casper?

Round-trip flights from Boston to Casper typically range from $498 to $759. The lowest price found in the past 5 days was $388, on United Airlines.

Find deals

Key details for Boston to Casper flights

Low season

January

Cheapest flight

$388
Beat the crowds with an average 86% drop in travelers.
The most popular month to fly with an average 24% increase in travelers.
Round-trip flight from Boston to Casper

When to book flights from Boston to Casper

Are your dates flexible? Find out the best times to travel from Boston to Casper based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Boston to Casper flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Boston to Casper?

    Only Economy Class is available on flights from Boston to Casper.

  • Do I need a passport to fly from Boston to Casper?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Boston to Casper flight?

    Round-trip flights from Boston to Casper range from $498 to $759, with an average of $675 over the past 12 months. Anything below $498 counts as a good deal.

  • Have flight prices from Boston to Casper changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $388 to $1,828. That means the highest observed fare was about 5x higher than the lowest one.

  • What car rental options are available at Casper Natrona County Airport (CPR)?

    Casper Natrona County Airport (CPR) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:

    • Budget
    • Avis
    • Hertz
    • Enterprise Rent-A-Car
    • Alamo

  • Which airports can I use when flying from Boston to Casper?

    Flights from Boston to Casper usually depart from Boston Logan Intl (BOS) and arrive at Casper Natrona County (CPR).

  • Which airports do connecting flights from Boston to Casper pass through?

    Most connecting flights from Boston to Casper pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Boston to Casper?

    Yes. Flexible dates can save you up to 73% on flights from Boston to Casper. Saturday is the cheapest departure day at $323 round-trip on average, while Sunday is the most expensive at $1,190, a difference of $867.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What is the time difference between Boston and Casper?

    Casper is 2 hours behind Boston (Mountain Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Boston to Casper flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Sunday. On this route, Saturday flights average $323, about $867 less than Sunday fares (73% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Boston to Casper trip for February. Fares historically average $323 round-trip in that month - typically $715 less than the most expensive month, which is November (based on the last 12 months).

More options for your flight from Boston to Casper

Complete your trip to Casper with a hotel stay or car rental

Car rentals in Casper
Hotels in Casper
Vacations in Casper