HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rock Springs

$438+ Cheap flights from Baltimore to Rock Springs (BWI - RKS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — RKS
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Baltimore to Rock Springs with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Baltimore to Rock Springs

Cheapest flights from Baltimore to Rock Springs
Explore the most affordable flight options available from Baltimore to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.

This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:18 pm
BWI
-
RKS
1 stop7h 43m
United Airlines
Sat 10/245:25 am
RKS
-
BWI
1 stop7h 46m
United Airlines
Deal found 5/14$438
This United Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/314:23 pm
BWI
-
RKS
1 stop7h 52m
United Airlines
Thu 6/42:16 pm
RKS
-
BWI
1 stop7h 14m
United Airlines
Deal found 5/16$896
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/188:25 am
BWI
-
RKS
2 stops15h 40m
United Airlines
Sun 7/52:16 pm
RKS
-
BWI
2 stops17h 11m
United Airlines
Deal found 5/17$990

Find flight deals from Baltimore to Rock Springs

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Rock Springs (RKS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$438
(United Airlines)
Provider with most accurate pricing for Baltimore/Washington-Rock Springs Sweetwater County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Rock Springs Sweetwater County flights.
Search Deals
From Baltimore/Washington to Rock Springs Sweetwater County
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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, Cheapflights users made 2,558,603 searches. Data last updated May 18, 2026.
Use the filters below to find and compare flights from Baltimore to Rock Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BaltimoreRock Springs

BWI - RKS

BWIRKS

Baltimore/Washington

Tue 10/20

8:35 am-1:30 pm

1 stop6h 55m

Rock Springs Sweetwater County

Sat 10/24

2:05 pm-11:36 pm

1 stop7h 31m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Baltimore-Rock Springs flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Rock Springs flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Rock Springs flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Rock Springs flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Rock Springs flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Rock Springs

Have a flexible travel schedule? Discover the best time to fly to Rock Springs from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Rock Springs. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Baltimore to Rock Springs?

    Airlines like United Airlines fly from Baltimore to Rock Springs in about 6h 55m. The time it takes to get you to your destination can typically vary by up to . The distance from Baltimore to Rock Springs is about 1702 mi.

  • Can I find deals for flights from Baltimore to Rock Springs that include hotel bookings?

    Yes. In addition to deals on Baltimore to Rock Springs flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Rock Springs?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Rock Springs.

  • Can I find deals for business class flights from Baltimore to Rock Springs?

    Yes. Cheapflights offers flight deals from Baltimore to Rock Springs by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights