$403+ 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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — RKS
Dec 20 — Dec 271
1 adult, Economy
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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
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 November 20, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $403 (United Airlines) |
Find flight deals from Baltimore to Rock Springs
Cheapest flights from Baltimore to Rock SpringsExplore 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 November 20, 2025.
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 November 20, 2025.
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Sat 12/64:15 pmBWI - RKS
1 stop7h 44mUnited Airlines
Tue 12/91:56 pmRKS - BWI
1 stop7h 04mUnited Airlines
Deal found 11/18![United Airlines logo]()
$403
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 November 20, 2025.
Use the filters below to find and compare flights from Baltimore to Rock Springs that are best for you.
Fly from
Baltimore
Fly to
Rock Springs
Route
Depart
Return
Price
BaltimoreRock Springs
BWI - RKS
BWIRKS
Baltimore/Washington
Sat 12/6
4:15 pm-9:59 pm
1 stop7h 44m
Rock Springs Sweetwater County
Tue 12/9
1:56 pm-11:00 pm
1 stop7h 04m
$403
BaltimoreRock Springs
BWI - RKS
BWIRKS
Baltimore/Washington
Mon 3/2
4:09 pm-10:13 pm
1 stop8h 04m
Rock Springs Sweetwater County
Sat 3/7
5:15 am-9:42 pm
2 stops14h 27m
$409
Compare providers for flights from Baltimore to Rock Springs
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Rock Springs in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Baltimore-Rock Springs flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Baltimore-Rock Springs flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.