Latest deals
FAQs
Price Alerts

Cheap flights from District of Columbia to Rock Springs from $565

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Rock Springs departing on 11/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from District of Columbia to Rock Springs

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:35 pm - 1:44 pm
IAD
-
RKS
17h 09m
2 stops
United Airlines Logo
2:23 pm - 11:55 am
RKS
-
IAD
19h 32m
2 stops
$565United Airlines
Sat, Nov 7 - Wed, Nov 11
United Airlines Logo
10:35 pm - 1:44 pm
IAD
-
RKS
17h 09m
2 stops
United Airlines Logo
2:23 pm - 11:55 am
RKS
-
IAD
19h 32m
2 stops
$585United Airlines
Sat, Nov 7 - Wed, Nov 11
United Airlines Logo
10:10 pm - 1:44 pm
IAD
-
RKS
17h 34m
1 stop
United Airlines Logo
2:23 pm - 4:31 pm
RKS
-
IAD
24h 08m
2 stops
$622United Airlines
Sat, Nov 7 - Wed, Nov 11
United Airlines Logo
10:35 pm - 10:20 pm
IAD
-
RKS
25h 45m
2 stops
United Airlines Logo
2:23 pm - 11:19 am
RKS
-
IAD
18h 56m
1 stop
$632United Airlines
Sat, Nov 7 - Wed, Nov 11
United Airlines Logo
7:00 am - 10:01 pm
DCA
-
RKS
17h 01m
2 stops
United Airlines Logo
5:25 am - 8:10 pm
RKS
-
DCA
12h 45m
2 stops
$635United Airlines
Tue, Nov 10 - Sat, Nov 14
United Airlines Logo
10:35 am - 10:01 pm
IAD
-
RKS
13h 26m
2 stops
United Airlines Logo
2:05 pm - 9:19 am
RKS
-
IAD
17h 14m
2 stops
$635United Airlines
Sat, Nov 7 - Wed, Nov 11
United Airlines Logo
7:00 am - 10:01 pm
DCA
-
RKS
17h 01m
2 stops
United Airlines Logo
5:25 am - 8:10 pm
RKS
-
DCA
12h 45m
2 stops
$645United Airlines
Tue, Nov 10 - Sat, Nov 14
United Airlines Logo
10:35 am - 10:01 pm
IAD
-
RKS
13h 26m
2 stops
United Airlines Logo
2:05 pm - 9:19 am
RKS
-
IAD
17h 14m
2 stops
$645United Airlines
Sat, Nov 7 - Wed, Nov 11
United Airlines Logo
10:35 pm - 1:44 pm
IAD
-
RKS
17h 09m
2 stops
United Airlines Logo
5:00 am - 11:15 am
RKS
-
IAD
28h 15m
3 stops
$651United Airlines
Sat, Nov 7 - Wed, Nov 11
United Airlines Logo
10:34 pm - 10:01 pm
IAD
-
RKS
25h 27m
1 stop
United Airlines Logo
2:05 pm - 11:46 am
RKS
-
IAD
19h 41m
2 stops
$652United Airlines
Sat, Nov 7 - Wed, Nov 11

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
Nov 7
IAD10:35 pmWashington, D.C. Dulles Intl
17h 09m
2 stops
RKS1:44 pmRock Springs Sweetwater County
Nov 11
RKS2:23 pmRock Springs Sweetwater County
19h 32m
2 stops
IAD11:55 amWashington, D.C. Dulles Intl
$565
United Airlines
Nov 7
IAD10:35 pmWashington, D.C. Dulles Intl
17h 09m
2 stops
RKS1:44 pmRock Springs Sweetwater County
Nov 11
RKS2:23 pmRock Springs Sweetwater County
19h 32m
2 stops
IAD11:55 amWashington, D.C. Dulles Intl
$585
United Airlines
Nov 7
IAD10:10 pmWashington, D.C. Dulles Intl
17h 34m
1 stop
RKS1:44 pmRock Springs Sweetwater County
Nov 11
RKS2:23 pmRock Springs Sweetwater County
24h 08m
2 stops
IAD4:31 pmWashington, D.C. Dulles Intl
$622

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Rock Springs 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, momondo users made 832,500 searches. Data last updated July 25, 2026.
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

Cheapest round-trip

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Sat 11/7

10:35 pm-1:44 pm

2 stops17h 09m

Rock Springs Sweetwater County

Wed 11/11

2:23 pm-11:55 am

2 stops19h 32m

$565

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Sat 11/7

10:35 pm-1:44 pm

2 stops17h 09m

Rock Springs Sweetwater County

Wed 11/11

2:23 pm-11:55 am

2 stops19h 32m

$585

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Sat 11/7

10:10 pm-1:44 pm

1 stop17h 34m

Rock Springs Sweetwater County

Wed 11/11

2:23 pm-4:31 pm

2 stops24h 08m

$622

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Sat 11/7

10:35 pm-10:20 pm

2 stops25h 45m

Rock Springs Sweetwater County

Wed 11/11

2:23 pm-11:19 am

1 stop18h 56m

$632
Quickest round-trip

Washington, D.C.Rock Springs

DCA - RKS

DCARKS

Washington, D.C. Reagan-National

Tue 11/10

7:00 am-10:01 pm

2 stops17h 01m

Rock Springs Sweetwater County

Sat 11/14

5:25 am-8:10 pm

2 stops12h 45m

$635

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Sat 11/7

10:35 am-10:01 pm

2 stops13h 26m

Rock Springs Sweetwater County

Wed 11/11

2:05 pm-9:19 am

2 stops17h 14m

$635

Washington, D.C.Rock Springs

DCA - RKS

DCARKS

Washington, D.C. Reagan-National

Tue 11/10

7:00 am-10:01 pm

2 stops17h 01m

Rock Springs Sweetwater County

Sat 11/14

5:25 am-8:10 pm

2 stops12h 45m

$645

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Sat 11/7

10:35 am-10:01 pm

2 stops13h 26m

Rock Springs Sweetwater County

Wed 11/11

2:05 pm-9:19 am

2 stops17h 14m

$645

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Sat 11/7

10:35 pm-1:44 pm

2 stops17h 09m

Rock Springs Sweetwater County

Wed 11/11

5:00 am-11:15 am

3 stops28h 15m

$651

Washington, D.C.Rock Springs

IAD - RKS

IADRKS

Washington, D.C. Dulles Intl

Sat 11/7

10:34 pm-10:01 pm

1 stop25h 27m

Rock Springs Sweetwater County

Wed 11/11

2:05 pm-11:46 am

2 stops19h 41m

$652

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Fastest flight time

8h 10m

Direct flights

None
The fastest flight from District of Columbia to Rock Springs takes 8h 10m
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

Frequently asked questions about flying from District of Columbia to Rock Springs

  • 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.

Frequently asked questions about flying from District of Columbia to Rock Springs

  • How do I get Price Alerts for flights from District of Columbia to Rock Springs?

    Search flight deals from District of Columbia to Rock Springs. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from District of Columbia to Rock Springs with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Rock Springs?

Book flights to Rock Springs if you plan to visit one of these locations
Green River

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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 8/24
Mon 8/31
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States