$368+ Cheap flights from San Francisco to Casper (SFO - 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CPR
Sep 14 — Sep 211
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco 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
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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 San Francisco to Casper
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Cheapest flights from San Francisco to CasperExplore the most affordable flight options available from San Francisco to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from San Francisco to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/2712:35 pm -
1 stop6h 52m
Mon 8/311:26 pm -
1 stop5h 08m
Deal found 8/12![United Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/254:18 pm -
1 stop4h 41m
Sat 8/291:26 pm -
1 stop5h 08m
Deal found 8/10![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/246:15 am -
1 stop9h 48m
Mon 9/283:11 pm -
1 stop8h 40m
Deal found 8/14![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 8/286:15 am -
1 stop5h 30m
Sun 8/304:28 pm -
2 stops16h 07m
Deal found 8/11![United Airlines logo]()
$560
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 9/46:15 am -
1 stop8h 38m
Mon 9/75:15 am -
1 stop5h 11m
Deal found 8/10![United Airlines logo]()
$619
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 8/124:30 pm -
2 stops19h 15m
Fri 8/144:28 pm -
2 stops17h 51m
Deal found 8/12![United Airlines logo]()
$981
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 8/268:28 am -
2 stops12h 31m
Sun 8/305:15 am -
1 stop5h 11m
Deal found 8/11![United Airlines logo]()
$1,019
This United Airlines deal was found by Cheapflights users on 8/12. 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 12/252:25 pm -
1 stop5h 10m
Sun 1/35:15 am -
1 stop5h 14m
Deal found 8/12![United Airlines logo]()
$1,039
Best flights from San Francisco to CasperDiscover carefully curated flight deals from San Francisco to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from San Francisco to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 8/262:20 pm -
1 stop6h 39m
Sun 8/305:15 am -
1 stop7h 08m
Deal found 8/11![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/254:18 pm -
1 stop4h 41m
Sat 8/291:26 pm -
1 stop5h 08m
Deal found 8/10![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/13. 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 12/125:00 am -
1 stop4h 53m
Mon 12/141:25 pm -
1 stop9h 06m
Deal found 8/13![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/246:15 am -
1 stop9h 48m
Mon 9/283:11 pm -
1 stop8h 40m
Deal found 8/14![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 8/286:15 am -
1 stop5h 30m
Sun 8/304:28 pm -
2 stops16h 07m
Deal found 8/11![United Airlines logo]()
$560
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 9/46:15 am -
1 stop8h 38m
Mon 9/75:15 am -
1 stop5h 11m
Deal found 8/10![United Airlines logo]()
$619
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/272:10 pm -
2 stops6h 49m
Mon 8/315:15 am -
1 stop5h 11m
Deal found 8/12![United Airlines logo]()
$762
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Mon 12/285:00 am -
1 stop6h 45m
Sun 1/35:15 am -
1 stop5h 14m
Deal found 8/12![United Airlines logo]()
$1,039
Last-minute flights from San Francisco to CasperDiscover last-minute flight deals from San Francisco to Casper. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Casper. Data last updated August 15, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/254:18 pm -
1 stop4h 41m
Sat 8/291:26 pm -
1 stop5h 08m
Deal found 8/10![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 8/268:28 am -
2 stops12h 31m
Sun 8/305:15 am -
1 stop5h 11m
Deal found 8/11![United Airlines logo]()
$1,019
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/2712:35 pm -
1 stop6h 52m
Mon 8/311:26 pm -
1 stop5h 08m
Deal found 8/12![United Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 8/286:15 am -
1 stop5h 30m
Sun 8/304:28 pm -
2 stops16h 07m
Deal found 8/11![United Airlines logo]()
$560
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 9/46:15 am -
1 stop8h 38m
Mon 9/75:15 am -
1 stop5h 11m
Deal found 8/10![United Airlines logo]()
$619
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/246:15 am -
1 stop9h 48m
Mon 9/283:11 pm -
1 stop8h 40m
Deal found 8/14![United Airlines logo]()
$454
One-way flights from San Francisco to CasperSearch for one-way flight options from San Francisco to Casper. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from San Francisco to Casper. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 8/228:45 am -
1 stop5h 01m
Deal found 8/10![United Airlines logo]()
$478
Find flight deals from San Francisco to Casper
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Casper (CPR). 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 August 15, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $368 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 August 15, 2026.
Use the filters below to find and compare flights from San Francisco to Casper that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Wed 8/26
2:20 pm-9:59 pm
1 stop6h 39m
Casper Natrona County
Sun 8/30
5:15 am-11:23 am
1 stop7h 08m
$448
Quickest round-trip
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Tue 8/25
4:18 pm-9:59 pm
1 stop4h 41m
Casper Natrona County
Sat 8/29
1:26 pm-5:34 pm
1 stop5h 08m
$448
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Sat 12/12
5:00 am-10:53 am
1 stop4h 53m
Casper Natrona County
Mon 12/14
1:25 pm-9:31 pm
1 stop9h 06m
$454
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Thu 9/24
6:15 am-5:03 pm
1 stop9h 48m
Casper Natrona County
Mon 9/28
3:11 pm-10:51 pm
1 stop8h 40m
$454
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Fri 8/28
6:15 am-12:45 pm
1 stop5h 30m
Casper Natrona County
Sun 8/30
4:28 pm-7:35 am
2 stops16h 07m
$560
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Fri 9/4
6:15 am-3:53 pm
1 stop8h 38m
Casper Natrona County
Mon 9/7
5:15 am-9:26 am
1 stop5h 11m
$619
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Thu 8/27
2:10 pm-9:59 pm
2 stops6h 49m
Casper Natrona County
Mon 8/31
5:15 am-9:26 am
1 stop5h 11m
$762
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Mon 12/28
5:00 am-12:45 pm
1 stop6h 45m
Casper Natrona County
Sun 1/3
5:15 am-9:29 am
1 stop5h 14m
$1,039
Cheapest one-way
Quickest one-way
San FranciscoCasper
SFO San Francisco - CPR Casper Natrona County
SFOCPR
San Francisco
Sat 8/22
8:45 am-2:46 pm
1 stop5h 01m
$478
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Francisco-Casper flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Casper flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Francisco-Casper flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Casper flights, Cheapflights users trust Expedia the most. Expedia 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 San Francisco-Casper 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 San Francisco to Casper
Have a flexible travel schedule? Discover the best time to fly to Casper from San Francisco with our price prediction graph.
SFO-CPR
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
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 August 15, 2026.
See what other customers who have flown with United Airlines from San Francisco to Casper have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Feb 2024
SFO - EWR
Boarding
7.7
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Feb 2024
SFO - EWR
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Casper. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Casper?
Book flights to Casper if you plan to visit one of these locationsRawlins
Douglas
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Other flights to Casper
Explore flights to Casper departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
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San Francisco and Casper flights
Browse other San Francisco and Casper flight options. Last updated on August 15, 2026.
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from San Francisco to Casper
Discover the top airline that operate flights from San Francisco 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 August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$478 | FlexibilityNo cancel fee | On-time69% |