When did momondo last update prices for flights from District of Columbia to Rock Springs Sweetwater County Airport?

Prices for flights from District of Columbia to Rock Springs Sweetwater County Airport refresh daily.

How old do you have to be to fly from District of Columbia to Rock Springs Sweetwater County 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 District of Columbia to Rock Springs Sweetwater County Airport.

What documentation or ID do you need to fly to Rock Springs Sweetwater County Airport?

The travel and health documents you'll need for your trip to Rock Springs Sweetwater County Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rock Springs Sweetwater County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$306 Cheap Flights from District of Columbia to Rock Springs in 2025/26

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6:20 am - 1:28 pmIAD-RKS

9h 08m1 stop

5:15 am - 1:16 pmRKS-IAD

6h 01m1 stop

$306United Airlines

Find Deal

Thu, Dec 18 - Thu, Jan 1

5:25 pm - 9:59 pmIAD-RKS

6h 34m1 stop

1:56 pm - 11:15 pmRKS-IAD

7h 19m1 stop

$330United Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

5:20 pm - 10:01 pmIAD-RKS

6h 41m1 stop

5:25 am - 1:04 pmRKS-IAD

5h 39m1 stop

$368United Airlines

Find Deal

Fri, Mar 6 - Tue, Mar 10

5:20 pm - 10:01 pmIAD-RKS

6h 41m1 stop

2:05 pm - 11:51 amRKS-IAD

19h 46m2 stops

$453United Airlines

Find Deal

Fri, Mar 6 - Tue, Mar 10

6:20 am - 1:28 pmIAD-RKS

9h 08m1 stop

5:15 am - 9:16 pmRKS-IAD

14h 01m2 stops

$503United Airlines

Find Deal

Thu, Dec 18 - Thu, Jan 1

1:00 pm - 1:21 pmIAD-RKS

26h 21m2 stops

1:56 pm - 9:24 pmRKS-IAD

5h 28m1 stop

$533United Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

8:20 am - 10:01 pmIAD-RKS

15h 41m2 stops

5:25 am - 9:07 pmRKS-IAD

13h 42m2 stops

$577United Airlines

Find Deal

Fri, Mar 6 - Tue, Mar 10

5:25 pm - 9:59 pmIAD-RKS

6h 34m1 stop

5:15 am - 7:27 amRKS-IAD

24h 12m3 stops

$593United Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

8:20 am - 10:01 pmIAD-RKS

15h 41m2 stops

5:25 am - 9:07 pmRKS-IAD

13h 42m2 stops

$597United Airlines

Find Deal

Fri, Mar 6 - Tue, Mar 10

8:15 am - 9:59 pmIAD-RKS

15h 44m2 stops

2:18 pm - 11:55 amRKS-IAD

19h 37m2 stops

$602United Airlines

Find Deal

Thu, Dec 18 - Thu, Jan 1

United Airlines flights from District of Columbia to Rock Springs

Our best United Airlines deals on District of Columbia to Rock Springs flight tickets

United Airlines

Dec 18

IAD6:20 amWashington, D.C. Dulles Intl

9h 08m

1 stop

RKS1:28 pmRock Springs Sweetwater County

Jan 1

RKS5:15 amRock Springs Sweetwater County

6h 01m

1 stop

IAD1:16 pmWashington, D.C. Dulles Intl

$306

Find similar

United Airlines

Dec 2

IAD5:25 pmWashington, D.C. Dulles Intl

6h 34m

1 stop

RKS9:59 pmRock Springs Sweetwater County

Dec 9

RKS1:56 pmRock Springs Sweetwater County

7h 19m

1 stop

IAD11:15 pmWashington, D.C. Dulles Intl

$330

Find similar

United Airlines

Mar 6

IAD5:20 pmWashington, D.C. Dulles Intl

6h 41m

1 stop

RKS10:01 pmRock Springs Sweetwater County

Mar 10

RKS5:25 amRock Springs Sweetwater County

5h 39m

1 stop

IAD1:04 pmWashington, D.C. Dulles Intl

$368

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Rock Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Thu 12/18

6:20 am-1:28 pm

1 stop9h 08m

Rock Springs Sweetwater County

Thu 1/1

5:15 am-1:16 pm

1 stop6h 01m

$306

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Tue 12/2

5:25 pm-9:59 pm

1 stop6h 34m

Rock Springs Sweetwater County

Tue 12/9

1:56 pm-11:15 pm

1 stop7h 19m

$330

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Fri 3/6

5:20 pm-10:01 pm

1 stop6h 41m

Rock Springs Sweetwater County

Tue 3/10

5:25 am-1:04 pm

1 stop5h 39m

$368

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Fri 3/6

5:20 pm-10:01 pm

1 stop6h 41m

Rock Springs Sweetwater County

Tue 3/10

2:05 pm-11:51 am

2 stops19h 46m

$453

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Thu 12/18

6:20 am-1:28 pm

1 stop9h 08m

Rock Springs Sweetwater County

Thu 1/1

5:15 am-9:16 pm

2 stops14h 01m

$503

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Tue 12/2

1:00 pm-1:21 pm

2 stops26h 21m

Rock Springs Sweetwater County

Tue 12/9

1:56 pm-9:24 pm

1 stop5h 28m

$533

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Fri 3/6

8:20 am-10:01 pm

2 stops15h 41m

Rock Springs Sweetwater County

Tue 3/10

5:25 am-9:07 pm

2 stops13h 42m

$577

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Tue 12/2

5:25 pm-9:59 pm

1 stop6h 34m

Rock Springs Sweetwater County

Tue 12/9

5:15 am-7:27 am

3 stops24h 12m

$593

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Fri 3/6

8:20 am-10:01 pm

2 stops15h 41m

Rock Springs Sweetwater County

Tue 3/10

5:25 am-9:07 pm

2 stops13h 42m

$597

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Thu 12/18

8:15 am-9:59 pm

2 stops15h 44m

Rock Springs Sweetwater County

Thu 1/1

2:18 pm-11:55 am

2 stops19h 37m

$602

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from District of Columbia to Rock Springs

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 time of day to depart on your flight to Rock Springs?

In the evening is the cheapest time of day to fly from District of Columbia to Rock Springs when you can find flight prices for as low as $427. Flying to Rock Springs in the evening is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Rock Springs, so prices are often more expensive at around $637 per ticket.

Cheap District of Columbia to Rock Springs flight deals and tips

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

Direct flights	None

There are no direct flights from District of Columbia to Rock Springs. There are no popular flight routes from District of Columbia to Rock Springs.

Search flight deals

When did momondo last update prices for flights from District of Columbia to Rock Springs Sweetwater County Airport?
Prices for flights from District of Columbia to Rock Springs Sweetwater County Airport refresh daily.
How old do you have to be to fly from District of Columbia to Rock Springs Sweetwater County 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 District of Columbia to Rock Springs Sweetwater County Airport.
What documentation or ID do you need to fly to Rock Springs Sweetwater County Airport?
The travel and health documents you'll need for your trip to Rock Springs Sweetwater County Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rock Springs Sweetwater County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Rock Springs?

It is quick and easy to find District of Columbia to Rock Springs flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Rock Springs that suits you.

Can I find flights from District of Columbia to Rock Springs with flexible booking policies on momondo?

All flight searches from District of Columbia to Rock Springs on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Rock Springs?

Once all potential District of Columbia to Rock Springs flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from District of Columbia to Rock Springs now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Rock Springs and let you know when they change.

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Cheap flights from District of Columbia to Rock Springs from $306

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Use the filters below to find and compare flights from District of Columbia to Rock Springs that are best for you.

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How to get the cheapest flight ticket from District of Columbia to Rock Springs

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 time of day to depart on your flight to Rock Springs?

Cheap District of Columbia to Rock Springs flight deals and tips

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

Direct flights

When did momondo last update prices for flights from District of Columbia to Rock Springs Sweetwater County Airport?

How old do you have to be to fly from District of Columbia to Rock Springs Sweetwater County Airport?

What documentation or ID do you need to fly to Rock Springs Sweetwater County Airport?

Traveling to a place near Rock Springs?

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Rock Springs?

Can I find flights from District of Columbia to Rock Springs with flexible booking policies on momondo?

How can momondo help me find flights from District of Columbia to Rock Springs?

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

An easier way to manage your Rock Springs trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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