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 SFO to RKS?

When flying from San Francisco to Rock Springs, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from San Francisco 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 Francisco to Rock Springs.

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

Yes. Cheapflights offers flight deals from San Francisco 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.

$467+ Flights from San Francisco to Rock Springs

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Cheap flight deals from San Francisco to Rock Springs

Round-trip from	$467 (United Airlines)

From San Francisco to Rock Springs Sweetwater County

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Find flight deals from San Francisco to Rock Springs

Cheapest flights from San Francisco to Rock Springs
Explore the most affordable flight options available from San Francisco to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Wed 7/92:30 pmSFO - RKS

1 stop6h 43mUnited Airlines

Mon 7/141:48 pmRKS - SFO

2 stops18h 51mUnited Airlines

Deal found 7/1

$467

Best flights from San Francisco to Rock Springs
Discover carefully curated flight deals from San Francisco to Rock Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Wed 7/92:30 pmSFO - RKS

1 stop6h 43mUnited Airlines

Mon 7/141:48 pmRKS - SFO

2 stops18h 51mUnited Airlines

Deal found 7/1

$467

Last-minute flights from San Francisco to Rock Springs
Discover last-minute flight deals from San Francisco to Rock Springs. Data last updated July 3, 2025 and is based on user searches.

Wed 7/92:30 pmSFO - RKS

1 stop6h 43mUnited Airlines

Mon 7/141:48 pmRKS - SFO

2 stops18h 51mUnited Airlines

Deal found 7/1

$467

One-way flights from San Francisco to Rock Springs
Search for one-way flight options from San Francisco to Rock Springs. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Sat 7/126:00 amSFO - RKS

2 stops15h 13mUnited Airlines

Deal found 7/2

$721

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoRock Springs

SFO - RKS

SFORKS

San Francisco

Wed 7/9

2:30 pm-10:13 pm

1 stop6h 43m

Rock Springs Sweetwater County

Mon 7/14

1:48 pm-7:39 am

2 stops18h 51m

$467

San FranciscoRock Springs

SFO - RKS

SFORKS

San Francisco

Sat 7/12

6:00 am-10:13 pm

2 stops15h 13m

$721

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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

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

Get a feel of what it's like to fly with United Airlines from San Francisco to Rock Springs 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

8,861 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,861 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Can I find deals for flights from San Francisco to Rock Springs that include hotel bookings?
Yes. In addition to deals on San Francisco to Rock Springs flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Francisco 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 Francisco to Rock Springs.
Can I find deals for business class flights from San Francisco to Rock Springs?
Yes. Cheapflights offers flight deals from San Francisco 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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$467+ Cheap flights from San Francisco to Rock Springs (SFO - 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Francisco 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 Francisco to Rock Springs

Round-trip from

Find flight deals from San Francisco to Rock Springs

Cheapest flights from San Francisco to Rock SpringsExplore the most affordable flight options available from San Francisco to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Explore the most affordable flight options available from San Francisco to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Cheapflights Fare Finder

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

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

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

Reviews of airlines servicing Rock Springs

Get a feel of what it's like to fly with United Airlines from San Francisco to Rock Springs by reading reviews from past customers. Users have also rated airlines 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 Francisco 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 Francisco to Rock Springs that include hotel bookings?

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

Can I find deals for business class flights from San Francisco 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 Francisco 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 Francisco to Rock Springs
Explore the most affordable flight options available from San Francisco to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.