243 € Cheap Flights from Rapid City Regional to Baltimore Washington International

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Flight deals from Rapid City Regional to Baltimore Washington International

Looking for a cheap last-minute deal or the best return flight from Rapid City Regional to Baltimore Washington International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Rapid City Regional to Baltimore Washington International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Rapid City Regional to Baltimore Washington International flights are currently cheapest in March.

Rapid City to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found243 €
Cheapest month to flyMarch

Finding cheap flights from Rapid City Regional to Baltimore Washington International: Frequently asked questions

The best price we found for a return flight from Rapid City Regional to Baltimore Washington International is 243 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Rapid City Regional to Baltimore Washington International. But we found flights with one or more stops from 243 €.
As of February 2026, there are no flights flying from Rapid City Regional to Baltimore Washington International.
The cheapest month to fly from Rapid City Regional to Baltimore Washington International is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Rapid City Regional Airport to Baltimore Washington International Airport on Saturday, 7 March 2026.
No airlines currently offer direct flights between Rapid City Regional Airport and Baltimore Washington International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Baltimore Washington International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Baltimore Washington International.

Travelling from Rapid City Regional Airport (RAP) to Baltimore/Wash International Thurgood Marshall Airport (BWI): what you need to know

  • The timezone in Washington DC is UTC-4, which is two hours ahead of Rapid City.

  • Your RAP to BWI flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • Be prepared for longer lines in popular months such as August. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a wise move.

  • If you want to add a stop to your trip, just deselect 'Direct flights only' when searching for your ticket from Rapid City Regional Airport to Baltimore/Wash International Thurgood Marshall Airport. Here are the most popular stopovers between RAP and BWI:

    • O'Hare International Airport

    • Denver International Airport

    • Charlotte Douglas International Airport

How to find the cheapest flights from Rapid City Regional Airport (RAP) to Baltimore/Wash International Thurgood Marshall Airport (BWI)

  • At the moment, 181 € is the cheapest price we've seen for a one-way Rapid City Regional Airport to Baltimore/Wash International Thurgood Marshall Airport flight. The best price for a return ticket is 243 €. Bear in mind that fares may change due to availability when booking.

  • It's usually smart to book early if you want to get cheap tickets from RAP to BWI. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • The 'Whole month' search tool shows you the cheapest flights from Rapid City Regional Airport to Baltimore/Wash International Thurgood Marshall Airport across the month. It's a great way to find a bargain if your travel plans aren't set in stone.

  • You don't need to check back in every day to find out if fares have gone down when you create a Price Alert. We'll update you the moment there's a better deal on cheap flights from RAP to BWI.

  • Tailor your trip with filters. Pick your arrival and departure times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Rapid City Regional Airport to Baltimore/Wash International Thurgood Marshall Airport.

Handy information about Rapid City Regional Airport (RAP)

  • The address for RAP is 4550 Terminal Road, Suite 102.

  • 77.55% of flights leaving from Rapid City Regional Airport touch down at their destination on schedule.

  • Central Rapid City to Rapid City Regional Airport is approximately 18 kilometres. Depending on traffic, it'll take about 20 minutes to get there if you're catching a cab, ride-sharing or driving.

  • Get your flight from Rapid City Regional Airport to Baltimore/Wash International Thurgood Marshall Airport off to a hassle-free start. Only a quick drive from RAP, book a night at La Quinta Inn & Suites by Wyndham Rapid City and be well-rested for the trip ahead.

Arriving at Baltimore/Wash International Thurgood Marshall Airport (BWI)

Getting from Baltimore/Wash International Thurgood Marshall Airport (BWI) to central Washington DC

  • Baltimore/Wash International Thurgood Marshall Airport is approximately 48 kilometres from the centre of Washington DC. The drive time takes around 50 minutes.

  • When travelling on public transport, expect a journey time of about 1 hour 30 minutes.

When to fly to Baltimore/Wash International Thurgood Marshall Airport (BWI)

  • The quietest month for a flight from Rapid City Regional Airport to Baltimore/Wash International Thurgood Marshall Airport is May, while July is the busiest. Pick the best time to go to Washington DC based on whether you prefer a more fast-paced or easygoing experience.

  • Lock in your flight from Rapid City Regional Airport to Baltimore/Wash International Thurgood Marshall Airport for July if you want to go to Washington DC during its warmest month. You can expect temperatures of between 19ºC (66ºF) and 33ºC (91ºF).

  • Look for cheap tickets from RAP to BWI in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -6ºC (21ºF) and 10ºC (50ºF) on average.

Explore more of United States

  • New York is just one of the many places in United States waiting to be explored once you've taken in the sights of Washington DC. Around 322 kilometres away to the north-east, check out popular attractions including Statue of Liberty, Central Park and Empire State Building.

  • Philadelphia is another must-experience destination in United States and is around 193 kilometres north-east of Washington DC. No journey is complete without dropping by Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.