In terms of precipitation, rainfall in Rock Springs ranges from 0.5 - 1.2 inches per month. May is typically the wettest month, when rainfall can reach 1.2 in. January is typically the driest time to visit Rock Springs when rainfall is around 0.5 in.

If weather is an important factor for your trip to Rock Springs, 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 January, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from SJC to RKS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Jose to Rock Springs as you normally would.

Can I find deals for flights from San Jose to Rock Springs that include hotel bookings?

Yes. In addition to deals on San Jose to Rock Springs flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from San Jose to Rock Springs?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Rock Springs.

Can I find deals for business class flights from San Jose to Rock Springs?

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

$738+ Flights from San Jose to Rock Springs

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Cheap flight deals from San Jose to Rock Springs

Round-trip from	$738 (United Airlines)

From San Jose to Rock Springs Sweetwater County

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Cheapest flights from San Jose to Rock Springs
Explore the most affordable flight options available from San Jose to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Tue 8/122:31 pmSJC - RKS

1 stop6h 42mUnited Airlines

Wed 8/135:33 amRKS - SJC

1 stop8h 49mUnited Airlines

Deal found 7/30

$738

Best flights from San Jose to Rock Springs
Discover carefully curated flight deals from San Jose to Rock Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Tue 8/122:31 pmSJC - RKS

1 stop6h 42mUnited Airlines

Wed 8/135:33 amRKS - SJC

1 stop8h 49mUnited Airlines

Deal found 7/30

$738

Last-minute flights from San Jose to Rock Springs
Discover last-minute flight deals from San Jose to Rock Springs. Data last updated July 31, 2025 and is based on user searches.

Sat 8/97:00 amSJC - RKS

1 stop5h 05mUnited Airlines

Mon 8/115:33 amRKS - SJC

1 stop8h 49mUnited Airlines

Deal found 7/31

$864

Tue 8/122:31 pmSJC - RKS

1 stop6h 42mUnited Airlines

Wed 8/135:33 amRKS - SJC

1 stop8h 49mUnited Airlines

Deal found 7/30

$738

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Jose to Rock Springs that are best for you.

Fly from

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Route

Depart

Return

Price

San JoseRock Springs

SJC - RKS

SJCRKS

San Jose

Tue 8/12

2:31 pm-10:13 pm

1 stop6h 42m

Rock Springs Sweetwater County

Wed 8/13

5:33 am-1:22 pm

1 stop8h 49m

$738

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from San Jose to Rock Springs

Have a flexible travel schedule? Discover the best time to fly to Rock Springs from San Jose 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 Rock Springs

See what other customers who have flown with United Airlines from San Jose to Rock Springs have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,900 reviews

Reviews

1 / 20

10.0

Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

United Airlines

7.4

Good

8,900 reviews

United Airlines

7.4

Good

8,900 reviews

Reviews

1 / 20

10.0

Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Related info for your journey

Can I find deals for flights from San Jose to Rock Springs that include hotel bookings?
Yes. In addition to deals on San Jose to Rock Springs flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Jose to Rock Springs?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Rock Springs.
Can I find deals for business class flights from San Jose to Rock Springs?
Yes. Cheapflights offers flight deals from San Jose to Rock Springs by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

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$738+ Cheap flights from San Jose to Rock Springs (SJC - RKS)

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Jose to Rock Springs with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Jose to Rock Springs

Round-trip from

Find flight deals from San Jose to Rock Springs

Cheapest flights from San Jose to Rock SpringsExplore the most affordable flight options available from San Jose to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from San Jose to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Jose to Rock Springs that are best for you.

Best time to book a flight from San Jose to Rock Springs

Have a flexible travel schedule? Discover the best time to fly to Rock Springs from San Jose with our price prediction graph.

Reviews of airlines servicing Rock Springs

See what other customers who have flown with United Airlines from San Jose to Rock Springs have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

Can I find deals for flights from San Jose to Rock Springs that include hotel bookings?

How can I find direct flights from San Jose to Rock Springs?

Can I find deals for business class flights from San Jose to Rock Springs?

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 San Jose to Rock Springs

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

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Book with Flexibility

Travel Smart

Cheapest flights from San Jose to Rock Springs
Explore the most affordable flight options available from San Jose to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.