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Cheap flights from New York LaGuardia Airport to Rock Springs from $355

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Rock Springs departing on 11/12. 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
0 bags

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Find the cheapest flights from New York LaGuardia Airport to Rock Springs

Cheap round-trip flights

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United Airlines Logo
7:21 am - 1:21 pmLGA-RKS
8h 00m1 stop
United Airlines Logo
5:15 am - 6:44 pmRKS-LGA
11h 29m2 stops
$355United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
United Airlines Logo
3:15 pm - 9:59 pmLGA-RKS
8h 44m2 stops
United Airlines Logo
5:15 am - 6:44 pmRKS-LGA
11h 29m2 stops
$360United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
United Airlines Logo
3:00 pm - 10:01 pmLGA-RKS
9h 01m2 stops
United Airlines Logo
2:05 pm - 11:28 pmRKS-LGA
7h 23m1 stop
$399United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
10:22 am - 10:01 pmLGA-RKS
13h 39m2 stops
United Airlines Logo
5:25 am - 8:12 pmRKS-LGA
12h 47m2 stops
$404United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
10:22 am - 10:01 pmLGA-RKS
13h 39m2 stops
United Airlines Logo
2:05 pm - 11:28 pmRKS-LGA
7h 23m1 stop
$409United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
10:22 am - 10:01 pmLGA-RKS
13h 39m2 stops
United Airlines Logo
5:25 am - 3:14 pmRKS-LGA
7h 49m2 stops
$414United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
6:15 am - 9:59 pmLGA-RKS
17h 44m3 stops
United Airlines Logo
5:15 am - 8:07 pmRKS-LGA
12h 52m2 stops
$434United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
United Airlines Logo
4:58 pm - 10:01 pmLGA-RKS
7h 03m1 stop
United Airlines Logo
2:05 pm - 11:28 pmRKS-LGA
7h 23m1 stop
$438United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
4:58 pm - 10:01 pmLGA-RKS
7h 03m1 stop
United Airlines Logo
2:05 pm - 11:28 pmRKS-LGA
7h 23m1 stop
$448United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
4:58 pm - 9:59 pmLGA-RKS
7h 01m1 stop
United Airlines Logo
5:15 am - 5:20 pmRKS-LGA
10h 05m1 stop
$1,998United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16

United Airlines flights from New York LaGuardia Airport to Rock Springs

Our best United Airlines deals on New York LaGuardia Airport to Rock Springs flight tickets
United Airlines
Nov 12
LGA7:21 amNew York LaGuardia
8h 00m
1 stop
RKS1:21 pmRock Springs Sweetwater County
Nov 16
RKS5:15 amRock Springs Sweetwater County
11h 29m
2 stops
LGA6:44 pmNew York LaGuardia
$355
Find similar
United Airlines
Nov 12
LGA3:15 pmNew York LaGuardia
8h 44m
2 stops
RKS9:59 pmRock Springs Sweetwater County
Nov 16
RKS5:15 amRock Springs Sweetwater County
11h 29m
2 stops
LGA6:44 pmNew York LaGuardia
$360
Find similar
United Airlines
Mar 6
LGA3:00 pmNew York LaGuardia
9h 01m
2 stops
RKS10:01 pmRock Springs Sweetwater County
Mar 10
RKS2:05 pmRock Springs Sweetwater County
7h 23m
1 stop
LGA11:28 pmNew York LaGuardia
$399
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport 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 October 30, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Rock Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Wed 11/12

7:21 am-1:21 pm

1 stop8h 00m

Rock Springs Sweetwater County

Sun 11/16

5:15 am-6:44 pm

2 stops11h 29m

$355

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Wed 11/12

3:15 pm-9:59 pm

2 stops8h 44m

Rock Springs Sweetwater County

Sun 11/16

5:15 am-6:44 pm

2 stops11h 29m

$360

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Fri 3/6

3:00 pm-10:01 pm

2 stops9h 01m

Rock Springs Sweetwater County

Tue 3/10

2:05 pm-11:28 pm

1 stop7h 23m

$399

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Fri 3/6

10:22 am-10:01 pm

2 stops13h 39m

Rock Springs Sweetwater County

Tue 3/10

5:25 am-8:12 pm

2 stops12h 47m

$404

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Fri 3/6

10:22 am-10:01 pm

2 stops13h 39m

Rock Springs Sweetwater County

Tue 3/10

2:05 pm-11:28 pm

1 stop7h 23m

$409

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Fri 3/6

10:22 am-10:01 pm

2 stops13h 39m

Rock Springs Sweetwater County

Tue 3/10

5:25 am-3:14 pm

2 stops7h 49m

$414

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Wed 11/12

6:15 am-9:59 pm

3 stops17h 44m

Rock Springs Sweetwater County

Sun 11/16

5:15 am-8:07 pm

2 stops12h 52m

$434

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Fri 3/6

4:58 pm-10:01 pm

1 stop7h 03m

Rock Springs Sweetwater County

Tue 3/10

2:05 pm-11:28 pm

1 stop7h 23m

$438

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Fri 3/6

4:58 pm-10:01 pm

1 stop7h 03m

Rock Springs Sweetwater County

Tue 3/10

2:05 pm-11:28 pm

1 stop7h 23m

$448

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Wed 11/12

4:58 pm-9:59 pm

1 stop7h 01m

Rock Springs Sweetwater County

Sun 11/16

5:15 am-5:20 pm

1 stop10h 05m

$1,998

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from New York LaGuardia Airport to Rock Springs

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to Rock Springs according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New York LaGuardia Airport to Rock Springs (LGA to RKS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Rock Springs

Direct flights

None
There are no direct flights from New York LaGuardia Airport to Rock Springs. There are no popular flight routes from New York LaGuardia Airport to Rock Springs.
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  • How far is New York LaGuardia to Rock Springs Sweetwater County by plane?

    The distance between New York LaGuardia and Rock Springs Sweetwater County is about 1823.9 mi. A reasonable flight in good conditions will take 7h 01m.

  • When did momondo last update prices for flights from New York LaGuardia Airport to Rock Springs Sweetwater County Airport?

    Prices for flights from New York LaGuardia Airport to Rock Springs Sweetwater County Airport are updated daily.

  • How old do you have to be to fly from New York LaGuardia Airport 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 New York LaGuardia Airport 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 required for your trip to Rock Springs Sweetwater County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rock Springs Sweetwater County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from New York LaGuardia Airport to Rock Springs?

    Search flight deals from New York LaGuardia Airport to Rock Springs. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from New York LaGuardia Airport 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 show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Rock Springs?

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

It is quick and easy to find New York 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 New York to Rock Springs with flexible booking policies on momondo?

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

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

momondo helps you find the best flight between New York and Rock Springs by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from New York 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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