When did momondo last update prices for flights from Rock Springs Sweetwater County Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Rock Springs Sweetwater County Airport to Seattle/Tacoma Intl Airport were last updated today.

How old do you have to be to fly from Rock Springs Sweetwater County Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rock Springs Sweetwater County Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$238 Cheap Flights from Rock Springs to Seattle in 2025/26

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0 bags

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Find the cheapest flights from Rock Springs to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

5:15 am - 10:35 amRKS-SEA

6h 20m1 stop

5:05 am - 1:21 pmSEA-RKS

7h 16m1 stop

$238United Airlines

Find Deal

Thu, Nov 13 - Mon, Nov 17

5:25 am - 1:25 pmRKS-SEA

9h 00m1 stop

5:07 am - 1:30 pmSEA-RKS

7h 23m1 stop

$308United Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

5:25 am - 6:26 pmRKS-SEA

14h 01m2 stops

5:07 am - 1:30 pmSEA-RKS

7h 23m1 stop

$314United Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

5:25 am - 9:01 pmRKS-SEA

16h 36m3 stops

5:07 am - 1:30 pmSEA-RKS

7h 23m1 stop

$319United Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

5:15 am - 1:38 pmRKS-SEA

9h 23m2 stops

5:05 am - 1:21 pmSEA-RKS

7h 16m1 stop

$324United Airlines

Find Deal

Thu, Nov 13 - Mon, Nov 17

2:05 pm - 9:17 pmRKS-SEA

8h 12m1 stop

5:07 am - 1:30 pmSEA-RKS

7h 23m1 stop

$353United Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

5:25 am - 9:01 pmRKS-SEA

16h 36m3 stops

9:20 am - 10:01 pmSEA-RKS

11h 41m2 stops

$369United Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

5:15 am - 8:51 pmRKS-SEA

16h 36m3 stops

3:48 pm - 9:59 pmSEA-RKS

5h 11m1 stop

$464United Airlines

Find Deal

Thu, Nov 13 - Mon, Nov 17

5:15 am - 8:51 pmRKS-SEA

16h 36m3 stops

5:20 pm - 1:21 pmSEA-RKS

19h 01m2 stops

$567United Airlines

Find Deal

Thu, Nov 13 - Mon, Nov 17

United Airlines flights from Rock Springs to Seattle

Our best United Airlines deals on Rock Springs to Seattle flight tickets

United Airlines

Nov 13

RKS5:15 amRock Springs Sweetwater County

6h 20m

1 stop

SEA10:35 amSeattle/Tacoma Intl

Nov 17

SEA5:05 amSeattle/Tacoma Intl

7h 16m

1 stop

RKS1:21 pmRock Springs Sweetwater County

$238

Find similar

United Airlines

Feb 28

RKS5:25 amRock Springs Sweetwater County

9h 00m

1 stop

SEA1:25 pmSeattle/Tacoma Intl

Mar 3

SEA5:07 amSeattle/Tacoma Intl

7h 23m

1 stop

RKS1:30 pmRock Springs Sweetwater County

$308

Find similar

United Airlines

Sep 20

RKS1:58 pmRock Springs Sweetwater County

4h 56m

1 stop

SEA5:54 pmSeattle/Tacoma Intl

Sep 23

SEA5:02 amSeattle/Tacoma Intl

7h 21m

1 stop

RKS1:23 pmRock Springs Sweetwater County

$313

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Thu 11/13

5:15 am-10:35 am

1 stop6h 20m

Seattle/Tacoma Intl

Mon 11/17

5:05 am-1:21 pm

1 stop7h 16m

$238

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Sat 2/28

5:25 am-1:25 pm

1 stop9h 00m

Seattle/Tacoma Intl

Tue 3/3

5:07 am-1:30 pm

1 stop7h 23m

$308

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Sat 2/28

5:25 am-6:26 pm

2 stops14h 01m

Seattle/Tacoma Intl

Tue 3/3

5:07 am-1:30 pm

1 stop7h 23m

$314

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Sat 2/28

5:25 am-9:01 pm

3 stops16h 36m

Seattle/Tacoma Intl

Tue 3/3

5:07 am-1:30 pm

1 stop7h 23m

$319

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Thu 11/13

5:15 am-1:38 pm

2 stops9h 23m

Seattle/Tacoma Intl

Mon 11/17

5:05 am-1:21 pm

1 stop7h 16m

$324

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Sat 2/28

2:05 pm-9:17 pm

1 stop8h 12m

Seattle/Tacoma Intl

Tue 3/3

5:07 am-1:30 pm

1 stop7h 23m

$353

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Sat 2/28

5:25 am-9:01 pm

3 stops16h 36m

Seattle/Tacoma Intl

Tue 3/3

9:20 am-10:01 pm

2 stops11h 41m

$369

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Thu 11/13

5:15 am-8:51 pm

3 stops16h 36m

Seattle/Tacoma Intl

Mon 11/17

3:48 pm-9:59 pm

1 stop5h 11m

$464

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Thu 11/13

5:15 am-8:51 pm

3 stops16h 36m

Seattle/Tacoma Intl

Mon 11/17

5:20 pm-1:21 pm

2 stops19h 01m

$567

Rock SpringsSeattle

RKS - SEA

RKSSEA

Rock Springs Sweetwater County

Sun 11/30

5:15 am-10:35 am

1 stop6h 20m

$277

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Rock Springs to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Rock Springs Sweetwater County to Seattle/Tacoma Intl?

United Airlines is the most popular carrier operating from Rock Springs Sweetwater County to Seattle/Tacoma Intl

When to book flights from Rock Springs to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Rock Springs to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Rock Springs to Seattle (RKS to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rock Springs to Seattle

Direct flights	None

There are no direct flights from Rock Springs to Seattle. There are no popular flight routes from Rock Springs to Seattle.

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How far is Rock Springs Sweetwater County to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 766.7 mi away from Rock Springs Sweetwater County. In terms of flight time, this usually takes a little over 6h 20m.
When did momondo last update prices for flights from Rock Springs Sweetwater County Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Rock Springs Sweetwater County Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Rock Springs Sweetwater County Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rock Springs Sweetwater County Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Why should I use momondo to find a flight deal from Rock Springs to Seattle?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Rock Springs.

Can I find flights from Rock Springs to Seattle with flexible booking policies on momondo?

Flights from Rock Springs to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Rock Springs to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rock Springs to Seattle.

I’m not ready to book a flight from Rock Springs to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Rock Springs to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.