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Rock Springs

$444+ 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — RKS
Aug 2 — Aug 91
Sun 8/2
Sun 8/9
1 adult, Economy
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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 July 3, 2026.

This United Airlines deal was found by Cheapflights users on 7/2. 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 8/294:22 pm
BWI
-
RKS
1 stop7h 59m
United Airlines
Tue 9/15:05 am
RKS
-
BWI
2 stops11h 37m
United Airlines
Deal found 7/2$444
This United Airlines deal was found by Cheapflights users on 6/30. 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 9/154:18 pm
BWI
-
RKS
1 stop8h 03m
United Airlines
Wed 9/232:22 pm
RKS
-
BWI
2 stops21h 36m
United Airlines
Deal found 6/30$574
This United Airlines deal was found by Cheapflights users on 6/30. 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 8/14:23 pm
BWI
-
RKS
1 stop8h 00m
United Airlines
Fri 8/75:05 am
RKS
-
BWI
1 stop8h 12m
United Airlines
Deal found 6/30$645

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 July 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$444
(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
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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 July 3, 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

Sat 8/29

4:22 pm-10:21 pm

1 stop7h 59m

Rock Springs Sweetwater County

Tue 9/1

5:05 am-6:42 pm

2 stops11h 37m

$444

BaltimoreRock Springs

BWI - RKS

BWIRKS

Baltimore/Washington

Tue 9/15

4:18 pm-10:21 pm

1 stop8h 03m

Rock Springs Sweetwater County

Wed 9/23

2:22 pm-1:58 pm

2 stops21h 36m

$574

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 7h 59m. 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

Traveling to a place near Rock Springs?

Book flights to Rock Springs if you plan to visit one of these locations
Green River

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