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Cheap flights from New York State to Rock Springs from $438

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 State to Rock Springs departing on 9/9. 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 New York State to Rock Springs

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:29 am - 1:47 pm
LGA
-
RKS
8h 18m
1 stop
United Airlines Logo
2:22 pm - 11:27 pm
RKS
-
LGA
7h 05m
1 stop
$438United Airlines
Wed, Sep 9 - Sat, Sep 12
United Airlines Logo
7:29 am - 1:47 pm
LGA
-
RKS
8h 18m
1 stop
United Airlines Logo
5:05 am - 9:50 pm
RKS
-
LGA
14h 45m
2 stops
$444United Airlines
Wed, Sep 9 - Sat, Sep 12
United Airlines Logo
2:25 pm - 10:21 pm
LGA
-
RKS
9h 56m
2 stops
United Airlines Logo
5:05 am - 8:25 pm
RKS
-
LGA
13h 20m
2 stops
$449United Airlines
Wed, Sep 9 - Sat, Sep 12
United Airlines Logo
2:51 pm - 10:23 pm
LGA
-
RKS
9h 32m
2 stops
United Airlines Logo
2:16 pm - 11:30 pm
RKS
-
LGA
7h 14m
1 stop
$458United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
8:00 am - 1:31 pm
LGA
-
RKS
7h 31m
1 stop
United Airlines Logo
2:16 pm - 11:30 pm
RKS
-
LGA
7h 14m
1 stop
$476United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
4:59 pm - 10:23 pm
LGA
-
RKS
7h 24m
1 stop
United Airlines Logo
2:16 pm - 11:13 pm
RKS
-
LGA
6h 57m
1 stop
$479United Airlines
Tue, Jul 7 - Sat, Jul 11
United Airlines Logo
3:25 pm - 10:23 pm
LGA
-
RKS
8h 58m
2 stops
United Airlines Logo
2:16 pm - 11:13 pm
RKS
-
LGA
6h 57m
1 stop
$528United Airlines
Tue, Jul 7 - Sat, Jul 11
United Airlines Logo
2:51 pm - 10:23 pm
LGA
-
RKS
9h 32m
2 stops
United Airlines Logo
5:05 am - 4:22 pm
RKS
-
LGA
9h 17m
2 stops
$553United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
9:10 am - 10:23 pm
LGA
-
RKS
15h 13m
2 stops
United Airlines Logo
2:16 pm - 9:11 am
RKS
-
LGA
16h 55m
2 stops
$609United Airlines
Tue, Jul 7 - Sat, Jul 11
United Airlines Logo
7:21 am - 10:23 pm
LGA
-
RKS
17h 02m
2 stops
United Airlines Logo
5:05 am - 9:25 pm
RKS
-
LGA
14h 20m
3 stops
$1,415United Airlines
Sat, Jul 4 - Wed, Jul 8

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United Airlines flights from State of New York to Rock Springs

Our best United Airlines deals on State of New York to Rock Springs flight tickets
United Airlines
Sep 9
LGA7:29 amNew York LaGuardia
8h 18m
1 stop
RKS1:47 pmRock Springs Sweetwater County
Sep 12
RKS2:22 pmRock Springs Sweetwater County
7h 05m
1 stop
LGA11:27 pmNew York LaGuardia
$438
United Airlines
Sep 9
LGA7:29 amNew York LaGuardia
8h 18m
1 stop
RKS1:47 pmRock Springs Sweetwater County
Sep 12
RKS5:05 amRock Springs Sweetwater County
14h 45m
2 stops
LGA9:50 pmNew York LaGuardia
$444
United Airlines
Sep 9
LGA2:25 pmNew York LaGuardia
9h 56m
2 stops
RKS10:21 pmRock Springs Sweetwater County
Sep 12
RKS5:05 amRock Springs Sweetwater County
13h 20m
2 stops
LGA8:25 pmNew York LaGuardia
$449

momondo Fare Finder

 
Customize your flight search to find flights from State of New York 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 June 24, 2026.
Use the filters below to find and compare flights from New York State to Rock Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Wed 9/9

7:29 am-1:47 pm

1 stop8h 18m

Rock Springs Sweetwater County

Sat 9/12

2:22 pm-11:27 pm

1 stop7h 05m

$438

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Wed 9/9

7:29 am-1:47 pm

1 stop8h 18m

Rock Springs Sweetwater County

Sat 9/12

5:05 am-9:50 pm

2 stops14h 45m

$444

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Wed 9/9

2:25 pm-10:21 pm

2 stops9h 56m

Rock Springs Sweetwater County

Sat 9/12

5:05 am-8:25 pm

2 stops13h 20m

$449

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Sat 7/4

2:51 pm-10:23 pm

2 stops9h 32m

Rock Springs Sweetwater County

Wed 7/8

2:16 pm-11:30 pm

1 stop7h 14m

$458

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Sat 7/4

8:00 am-1:31 pm

1 stop7h 31m

Rock Springs Sweetwater County

Wed 7/8

2:16 pm-11:30 pm

1 stop7h 14m

$476
Quickest round-trip

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Tue 7/7

4:59 pm-10:23 pm

1 stop7h 24m

Rock Springs Sweetwater County

Sat 7/11

2:16 pm-11:13 pm

1 stop6h 57m

$479

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Tue 7/7

3:25 pm-10:23 pm

2 stops8h 58m

Rock Springs Sweetwater County

Sat 7/11

2:16 pm-11:13 pm

1 stop6h 57m

$528

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Sat 7/4

2:51 pm-10:23 pm

2 stops9h 32m

Rock Springs Sweetwater County

Wed 7/8

5:05 am-4:22 pm

2 stops9h 17m

$553

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Tue 7/7

9:10 am-10:23 pm

2 stops15h 13m

Rock Springs Sweetwater County

Sat 7/11

2:16 pm-9:11 am

2 stops16h 55m

$609

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Sat 7/4

7:21 am-10:23 pm

2 stops17h 02m

Rock Springs Sweetwater County

Wed 7/8

5:05 am-9:25 pm

3 stops14h 20m

$1,415

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap State of New York to Rock Springs flight deals and tips

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

Fastest flight time

7h 22m

Direct flights

None
The fastest flight from State of New York to Rock Springs takes 7h 22m
There are no direct flights from State of New York to Rock Springs. There are no popular flight routes from State of New York to Rock Springs.
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Frequently asked questions about flying from New York State to Rock Springs

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

    Prices for flights from New York to Rock Springs Sweetwater County Airport were last updated today.

  • How old do you have to be to fly from New York to Rock Springs Sweetwater County Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York to Rock Springs Sweetwater County Airport.

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

    The required travel and health documents for your Rock Springs Sweetwater County Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rock Springs Sweetwater County Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from New York State to Rock Springs

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

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

  • How can I save money on flights from State of New York 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?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to Rock Springs. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for New York to Rock Springs flights to just show those with 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?

Yes momondo offers price alerts on flights to Rock Springs from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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