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Cheap flights from New York LaGuardia Airport to Rock Springs from $388

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 2/24. 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

Enter your travel dates to find the best prices.
United Airlines Logo
7:15 am - 1:33 pm
LGA
-
RKS
8h 18m1 stop
United Airlines Logo
5:15 am - 1:58 pm
RKS
-
LGA
6h 43m1 stop
$388United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
4:55 pm - 10:13 pm
LGA
-
RKS
7h 18m1 stop
United Airlines Logo
5:15 am - 5:13 pm
RKS
-
LGA
9h 58m2 stops
$394United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
3:20 pm - 10:13 pm
LGA
-
RKS
8h 53m2 stops
United Airlines Logo
5:15 am - 6:42 pm
RKS
-
LGA
11h 27m2 stops
$399United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
6:10 am - 10:13 pm
LGA
-
RKS
18h 03m3 stops
United Airlines Logo
5:15 am - 6:42 pm
RKS
-
LGA
11h 27m2 stops
$404United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
4:55 pm - 10:13 pm
LGA
-
RKS
7h 18m1 stop
United Airlines Logo
5:15 am - 1:58 pm
RKS
-
LGA
6h 43m1 stop
$413United Airlines
Tue, Feb 24 - Sat, Feb 28

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
Feb 24
LGA7:15 amNew York LaGuardia
8h 18m
1 stop
RKS1:33 pmRock Springs Sweetwater County
Feb 28
RKS5:15 amRock Springs Sweetwater County
6h 43m
1 stop
LGA1:58 pmNew York LaGuardia
$388
United Airlines
Feb 24
LGA4:55 pmNew York LaGuardia
7h 18m
1 stop
RKS10:13 pmRock Springs Sweetwater County
Feb 28
RKS5:15 amRock Springs Sweetwater County
9h 58m
2 stops
LGA5:13 pmNew York LaGuardia
$394
United Airlines
Feb 24
LGA3:20 pmNew York LaGuardia
8h 53m
2 stops
RKS10:13 pmRock Springs Sweetwater County
Feb 28
RKS5:15 amRock Springs Sweetwater County
11h 27m
2 stops
LGA6:42 pmNew York LaGuardia
$399

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 January 8, 2026.
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

Tue 2/24

7:15 am-1:33 pm

1 stop8h 18m

Rock Springs Sweetwater County

Sat 2/28

5:15 am-1:58 pm

1 stop6h 43m

$388

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Tue 2/24

4:55 pm-10:13 pm

1 stop7h 18m

Rock Springs Sweetwater County

Sat 2/28

5:15 am-5:13 pm

2 stops9h 58m

$394

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Tue 2/24

3:20 pm-10:13 pm

2 stops8h 53m

Rock Springs Sweetwater County

Sat 2/28

5:15 am-6:42 pm

2 stops11h 27m

$399

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Tue 2/24

6:10 am-10:13 pm

3 stops18h 03m

Rock Springs Sweetwater County

Sat 2/28

5:15 am-6:42 pm

2 stops11h 27m

$404

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Tue 2/24

4:55 pm-10:13 pm

1 stop7h 18m

Rock Springs Sweetwater County

Sat 2/28

5:15 am-1:58 pm

1 stop6h 43m

$413

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

Fastest flight time

8h 18m

Direct flights

None
The fastest flight from New York LaGuardia Airport to Rock Springs takes 8h 18m
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 8h 18m.

  • 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?

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 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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Sat 2/7
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