$337 Cheap Flights from Rock Springs (RKS) to Jacksonville (JAX)

View $337 flight on Wed, Sep 10, 2025Opens in a new window

Popular airlines from Rock Springs, WY (RKS-Sweetwater County) to Jacksonville International Airport (JAX)

Cheap Flights from Rock Springs to Jacksonville (RKS-JAX)

Prices were available within the past 7 days and start at $337 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 9 - Sat, Sep 13
RKS
Rock Springs
JAX
Jacksonville
$278 Roundtrip, found 12 hours ago
$278
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Sep 9 from Rock Springs to Jacksonville, returning Sat, Sep 13, priced at $278 found 12 hours ago
United
Mon, Jan 12 - Sat, Jan 17
RKS
Rock Springs
JAX
Jacksonville
$354 Roundtrip, found 4 days ago
$354
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 12 from Rock Springs to Jacksonville, returning Sat, Jan 17, priced at $354 found 4 days ago
United
Sat, Sep 6 - Sat, Sep 13
RKS
Rock Springs
JAX
Jacksonville
$368 Roundtrip, found 12 hours ago
$368
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Sep 6 from Rock Springs to Jacksonville, returning Sat, Sep 13, priced at $368 found 12 hours ago
United
Fri, Oct 17 - Mon, Oct 20
RKS
Rock Springs
JAX
Jacksonville
$369 Roundtrip, found 22 hours ago
$369
Roundtrip
found 22 hours ago
Select United flight, departing Fri, Oct 17 from Rock Springs to Jacksonville, returning Mon, Oct 20, priced at $369 found 22 hours ago
United
Sat, Sep 13 - Tue, Sep 16
RKS
Rock Springs
JAX
Jacksonville
$374 Roundtrip, found 13 hours ago
$374
Roundtrip
found 13 hours ago
Select United flight, departing Sat, Sep 13 from Rock Springs to Jacksonville, returning Tue, Sep 16, priced at $374 found 13 hours ago
United
Wed, Nov 5 - Mon, Nov 24
RKS
Rock Springs
JAX
Jacksonville
$379 Roundtrip, found 15 hours ago
$379
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Nov 5 from Rock Springs to Jacksonville, returning Mon, Nov 24, priced at $379 found 15 hours ago
United
Sat, Sep 6 - Wed, Sep 10
RKS
Rock Springs
JAX
Jacksonville
$393 Roundtrip, found 12 hours ago
$393
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Sep 6 from Rock Springs to Jacksonville, returning Wed, Sep 10, priced at $393 found 12 hours ago
United
Fri, Sep 26 - Sun, Sep 28
RKS
Rock Springs
JAX
Jacksonville
$395 Roundtrip, found 6 days ago
$395
Roundtrip
found 6 days ago
Select United flight, departing Fri, Sep 26 from Rock Springs to Jacksonville, returning Sun, Sep 28, priced at $395 found 6 days ago
United
Sat, Sep 13 - Wed, Sep 17
RKS
Rock Springs
JAX
Jacksonville
$399 Roundtrip, found 13 hours ago
$399
Roundtrip
found 13 hours ago
Select United flight, departing Sat, Sep 13 from Rock Springs to Jacksonville, returning Wed, Sep 17, priced at $399 found 13 hours ago
United
Wed, Nov 5 - Tue, Nov 25
RKS
Rock Springs
JAX
Jacksonville
$404 Roundtrip, found 15 hours ago
$404
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Nov 5 from Rock Springs to Jacksonville, returning Tue, Nov 25, priced at $404 found 15 hours ago

Alternative airports near Jacksonville

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Jacksonville Intl. JAX. Cheapest option available. Average driving time to city center is 19 minutes. Flights from $393
JAX
Jacksonville Intl.
Cheapest
Average driving time to city center19 min
Flights from $393
Flights from Rock Springs (RKS) to Jacksonville (JAX)
Origin airport
Sweetwater County
Destination airport
Jacksonville Intl.
Airlines serving
United
Roundtrip price
$278
Distance
1701 mi

Rock Springs to Jacksonville Flights

The cheapest times to fly from Rock Springs to Jacksonville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rock Springs to Jacksonville are during the month of September. You can find some of the cheapest flights from Rock Springs to Jacksonville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rock Springs to Jacksonville

Sunday is one of the best days to book for cheap flights from Rock Springs to Jacksonville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Rock Springs to Jacksonville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rock Springs to Jacksonville in 2025. You can also book with separate airlines for your outbound and return journeys, from $337 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rock Springs to Jacksonville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rock Springs to Jacksonville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX) cost?
Secure a cheap one-way flight from $337 or cheap return flight from $278 from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX)?
The cheapest month to fly from RKS to JAX is September, when demand is low. Off-peak season is usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from RKS to JAX. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX)?
You'll need to hop on a flight with a layover when traveling from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from RKS to JAX?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX)?
Book a flight from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX) last-minute?
Holding off until right before your break to book your flight from RKS to JAX often results in higher prices. While it's possible to find some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary for the best chance of getting a bargain.
Is it cheaper to book a RKS to JAX flight and hotel package?
Compared with arranging hotels and flights separately, booking a RKS to JAX flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place takes the hassle out of planning your trip. Simply secure your flights and choose from our wide range of hotels, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Sweetwater County Airport (RKS) to Jacksonville Intl. Airport (JAX)?
It's generally possible to reschedule or cancel your RKS to JAX flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.