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$438+ Cheap flights from Casper to Boston (CPR - BOS)

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
CPR — BOS
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
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Cheap flight deals from Casper to Boston

Cheapest flights from Casper to Boston
Explore the most affordable flight options available from Casper to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 5, 2026.

This United Airlines deal was found by Cheapflights users on 5/3. 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.
Fri 5/299:26 am
CPR
-
BOS
1 stop10h 33m
United Airlines
Sat 5/309:40 am
BOS
-
CPR
1 stop11h 35m
United Airlines
Deal found 5/3$438
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Sat 5/309:26 am
CPR
-
BOS
2 stops11h 55m
United Airlines
Sat 6/67:30 am
BOS
-
CPR
2 stops13h 45m
United Airlines
Deal found 5/2$449
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Thu 10/156:05 pm
CPR
-
BOS
1 stop9h 53m
United Airlines
Tue 10/207:30 am
BOS
-
CPR
1 stop11h 21m
United Airlines
Deal found 5/3$499
This United Airlines deal was found by Cheapflights users on 5/4. 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 9/36:10 pm
CPR
-
BOS
2 stops13h 43m
United Airlines
Sun 9/69:45 am
BOS
-
CPR
1 stop9h 46m
United Airlines
Deal found 5/4$504
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/156:10 pm
CPR
-
BOS
1 stop9h 54m
United Airlines
Tue 5/199:15 am
BOS
-
CPR
1 stop10h 17m
United Airlines
Deal found 4/30$508
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/111:23 am
CPR
-
BOS
1 stop6h 50m
United Airlines
Sat 5/24:52 pm
BOS
-
CPR
1 stop7h 18m
United Airlines
Deal found 4/30$568

Find flight deals from Casper to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Casper (CPR) to Boston (BOS). 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 May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$438
(United Airlines)
Provider with most accurate pricing for Casper Natrona County-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Casper Natrona County-Boston Logan Intl flights.
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From Casper Natrona County to Boston Logan Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Casper to Boston 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 May 5, 2026.
Use the filters below to find and compare flights from Casper to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CasperBoston

CPR - BOS

CPRBOS

Casper Natrona County

Fri 5/29

9:26 am-9:59 pm

1 stop10h 33m

Boston Logan Intl

Sat 5/30

9:40 am-7:15 pm

1 stop11h 35m

$438

CasperBoston

CPR - BOS

CPRBOS

Casper Natrona County

Sat 5/30

9:26 am-11:21 pm

2 stops11h 55m

Boston Logan Intl

Sat 6/6

7:30 am-7:15 pm

2 stops13h 45m

$449

CasperBoston

CPR - BOS

CPRBOS

Casper Natrona County

Thu 9/3

6:10 pm-9:53 am

2 stops13h 43m

Boston Logan Intl

Sun 9/6

9:45 am-5:31 pm

1 stop9h 46m

$504

CasperBoston

CPR - BOS

CPRBOS

Casper Natrona County

Fri 5/15

6:10 pm-6:04 am

1 stop9h 54m

Boston Logan Intl

Tue 5/19

9:15 am-5:32 pm

1 stop10h 17m

$508

CasperBoston

CPR - BOS

CPRBOS

Casper Natrona County

Tue 8/4

6:13 pm-5:58 am

1 stop9h 45m

Boston Logan Intl

Fri 8/7

8:39 pm-8:51 am

1 stop14h 12m

$670
Quickest round-trip

CasperBoston

CPR - BOS

CPRBOS

Casper Natrona County

Sun 5/31

6:13 pm-5:58 am

1 stop9h 45m

Boston Logan Intl

Sun 6/7

9:40 am-5:34 pm

1 stop9h 54m

$759

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Sorted by cheapest first

Compare providers for flights from Casper to Boston

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 Casper to Boston in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Casper-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Casper-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Casper-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Casper-Boston 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 Casper-Boston 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 Casper to Boston

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

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated May 5, 2026.
Get a feel of what it's like to fly with United Airlines from Casper to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,683 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,683 reviews
United Airlines
7.4
Good
9,683 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Casper to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Casper to Boston?

    A quick flight from Casper to Boston can take about 10h 33m. United Airlines provides one of the quickest options available for as low as $438. There are 1788 mi between Casper and Boston.

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

    Cheapflights users have booked flights from Casper to Boston round-trip from $368.

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

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

  • How can I find direct flights from Casper to Boston?

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

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

    Yes. Cheapflights offers flight deals from Casper to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Concord
Hampton Beach
Watertown
Brockton
Seekonk
Cranston
Chelsea
Warwick
Peabody
Seabrook
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
Waltham
Lowell
Braintree

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Casper to Boston

Discover the top airline that operate flights from Casper to Boston. 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 May 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$368Average$468FlexibilityNo cancel feeOn-time69%

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