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Cheap Flights from Washington D.C. (BWI) to Austin (AUS)

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      Travellers and cabin class, 1 Adult, Economy
      Southwest Airlines

      Compare Baltimore Washington International to Austin-Bergstrom flight deals

      Find the cheapest month or even day of the year to fly to Austin-Bergstrom

      Book the best Austin-Bergstrom fare with no extra fees

      Flight deals from Baltimore Washington International to Austin-Bergstrom

      Looking for a cheap last-minute deal or the best return flight from Baltimore Washington International Airport to Austin-Bergstrom Airport? If you want to travel next month, return fares start from $198. Find the lowest prices on one-way and return tickets right here.
      Austin.$197 per passenger.Departing Mon, 28 Sep, returning Mon, 5 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Mon, 28 Sep, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Mon, 5 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $197, select.
      Austin.$198 per passenger.Departing Mon, 14 Sep, returning Mon, 21 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Mon, 14 Sep, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Mon, 21 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $198, select.
      Austin.$206 per passenger.Departing Thu, 1 Oct, returning Wed, 14 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Thu, 1 Oct, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Wed, 14 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $206, select.
      Austin.$255 per passenger.Departing Fri, 13 Nov, returning Tue, 17 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Fri, 13 Nov, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Tue, 17 Nov, arriving in Baltimore Washington International.Price includes taxes and charges.From $255, select.
      Austin.$263 per passenger.Departing Wed, 28 Oct, returning Mon, 2 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Wed, 28 Oct, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Mon, 2 Nov, arriving in Baltimore Washington International.Price includes taxes and charges.From $263, select.
      Austin.$336 per passenger.Departing Wed, 18 Nov, returning Wed, 2 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Wed, 18 Nov, arriving in Austin-Bergstrom.Inbound indirect flight with Southwest Airlines, departs from Austin-Bergstrom on Wed, 2 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From $336, select.
      Austin.$337 per passenger.Departing Thu, 15 Oct, returning Sat, 24 Oct.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Baltimore Washington International on Thu, 15 Oct, arriving in Austin-Bergstrom.Inbound direct flight with Southwest Airlines departs from Austin-Bergstrom on Sat, 24 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $337, select.
      Austin.$337 per passenger.Departing Mon, 16 Nov, returning Thu, 3 Dec.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Baltimore Washington International on Mon, 16 Nov, arriving in Austin-Bergstrom.Inbound direct flight with Southwest Airlines departs from Austin-Bergstrom on Thu, 3 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From $337, select.
      Austin.$337 per passenger.Departing Thu, 29 Oct, returning Tue, 3 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Baltimore Washington International on Thu, 29 Oct, arriving in Austin-Bergstrom.Inbound direct flight with Southwest Airlines departs from Austin-Bergstrom on Tue, 3 Nov, arriving in Baltimore Washington International.Price includes taxes and charges.From $337, select.
      Austin.$337 per passenger.Departing Sat, 19 Sep, returning Wed, 23 Sep.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Baltimore Washington International on Sat, 19 Sep, arriving in Austin-Bergstrom.Inbound direct flight with Southwest Airlines departs from Austin-Bergstrom on Wed, 23 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $337, select.
      Austin.$346 per passenger.Departing Thu, 14 Jan, returning Tue, 19 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Thu, 14 Jan, arriving in Austin-Bergstrom.Inbound indirect flight with Delta, departs from Austin-Bergstrom on Tue, 19 Jan, arriving in Baltimore Washington International.Price includes taxes and charges.From $346, select.
      Austin.$351 per passenger.Departing Sat, 29 Aug, returning Thu, 1 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Sat, 29 Aug, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Thu, 1 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $351, select.
      Austin.$363 per passenger.Departing Thu, 14 Jan, returning Tue, 19 Jan.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Baltimore Washington International on Thu, 14 Jan, arriving in Austin-Bergstrom.Inbound direct flight with Southwest Airlines departs from Austin-Bergstrom on Tue, 19 Jan, arriving in Baltimore Washington International.Price includes taxes and charges.From $363, select.
      Austin.$371 per passenger.Departing Fri, 4 Dec, returning Mon, 7 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Fri, 4 Dec, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Mon, 7 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From $371, select.
      Austin.$377 per passenger.Departing Sun, 30 Aug, returning Wed, 2 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Sun, 30 Aug, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Wed, 2 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $377, select.
      Austin.$377 per passenger.Departing Wed, 26 Aug, returning Thu, 27 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Wed, 26 Aug, arriving in Austin-Bergstrom.Inbound indirect flight with Frontier Airlines, departs from Austin-Bergstrom on Thu, 27 Aug, arriving in Baltimore Washington International.Price includes taxes and charges.From $377, select.

      Find the cheapest month to fly from Baltimore Washington International to Austin-Bergstrom

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Baltimore Washington International to Austin-Bergstrom flights are currently cheapest in September.
      Aug
      from $377
      Sep
      from $198
      Oct
      from $206
      Nov
      from $255
      Dec
      from $371
      Jan
      from $346
      Feb
      from $392
      Mar
      from $568
      Apr
      from $532
      May
      from $590
      Jun
      from $531
      Jul
      Find prices

      Direct flights from Baltimore Washington International to Austin-Bergstrom

      Southwest Airlines

      Baltimore Washington International to Austin-Bergstrom: Alternative routes

      Compare routes from Baltimore Washington International to Austin below. You may find an airport to fly into that's cheaper, faster, or easier than Austin-Bergstrom.

      Austin-Bergstrom

      10km from central Austin
      ClosestCheapest
      from $197
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      Killeen Gray AAF

      88km from central Austin
      Search flights

      Washington D.C. to Austin: Flight information

      The things to know before you go.
      Cheapest flight found$197
      Cheapest month to flySeptember
      Average flight time3 hrs, 40 mins
      Most popular airlineSouthwest Airlines
      Average flights per week29

      Finding cheap flights from Baltimore Washington International to Austin-Bergstrom: Frequently asked questions

      The best price we found for a return flight from Baltimore Washington International to Austin-Bergstrom is $197. 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.
      3 hours and 40 minutes is the average flight time from Baltimore Washington International to Austin-Bergstrom.
      Southwest Airlines flies direct from Baltimore Washington International to Austin-Bergstrom.
      As of August 2026, there are 29 flights per week flying from Baltimore Washington International to Austin-Bergstrom.
      The cheapest month to fly from Baltimore Washington International to Austin-Bergstrom is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Baltimore Washington International Airport to Austin-Bergstrom Airport on Monday, 28 September 2026.
      Yes – the average flight time is 3 hours and 40 minutes.
      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 Austin-Bergstrom 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 Austin is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to Austin-Bergstrom.

      Flying from Baltimore Washington International Airport (BWI) to Austin-Bergstrom Airport (AUS): what you need to know

      • The average time for a direct flight from Baltimore Washington International Airport to Austin-Bergstrom Airport is 3 hours 30 minutes.

      • Austin is one hour behind Washington DC and observes the UTC-6 timezone.

      • You can choose from 15 weekly Baltimore Washington International Airport to Austin-Bergstrom Airport flights. The 06:10 departure with Southwest Airlines is the earliest available. Southwest Airlines operates the last service of the day at 21:55.

      • To ensure you catch your BWI to AUS flight, leave enough time to navigate the airport and find your gate. Arriving two hours before international departures and an hour before domestic flights is the general travel rule.

      • You'll likely experience longer lines during popular months like July. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a wise move.

      • Southwest Airlines is your gateway to discovering Austin (and perhaps some other great parts of the United States!). Browse the direct flights from Baltimore Washington International Airport to Austin-Bergstrom Airport offered by this popular carrier.

      • The majority of travellers choose to fly with Southwest Airlines on this route.

      • The most punctual carrier offering BWI to AUS flights is Southwest Airlines. Its services land as scheduled 75.43% of the time.

      • Consider adding a stopover when booking your ticket from Baltimore Washington International Airport to Austin-Bergstrom Airport. Just deselect 'Direct flights only' to break up your trip, or enjoy a detour to a new and interesting place. Here are some options between BWI and AUS:

        • Atlanta Hartsfield-Jackson Airport

        • St Louis Airport

        • Dallas Love Field Airport

      How to find the cheapest flights from Baltimore Washington International Airport (BWI) to Austin-Bergstrom Airport (AUS)

      • $103 is currently the lowest price for a one-way Baltimore Washington International Airport to Austin-Bergstrom Airport flight. A return flight starts at $197. These fares may change depending on demand.

      • Don't leave things to the last minute. You're more likely to get cheap tickets from BWI to AUS if you book ahead. Airlines often offer some great early bird discounts.

      • The cheapest month for flights from Baltimore Washington International Airport to Austin-Bergstrom Airport is May. Use the 'Whole month' tool to see the lowest airfares if you have flexible travel dates.

      • Picking up cheap flights from BWI to AUS is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know as soon as a new deal comes up.

      • Tailor your flights with filters. Select your arrival and departure times, total journey duration and airlines. You can also sort results by 'Best,' 'Cheapest' or 'Fastest' flights from Baltimore Washington International Airport to Austin-Bergstrom Airport.

      Handy information about Baltimore Washington International Airport (BWI)

      • When it comes to the on-time performance of Baltimore Washington International Airport, 77% of flights meet their scheduled arrival time.

      • To get to Baltimore Washington International Airport from central Washington DC, it'll take around 40 minutes if you're travelling by car. Of course, this depends on traffic. It's approximately 48 kilometres from the airport to the city centre.

      • Taking public transport? Expect a journey time of around 50 minutes.

      • Need a handy hotel near BWI? If you're catching an early flight from Baltimore Washington International Airport to Austin-Bergstrom Airport, these accommodation options will put you moments from check-in:

      Arriving at Austin-Bergstrom Airport (AUS)

      When to fly to Austin-Bergstrom Airport (AUS)

      • It's time to plan your dates for your flight from Baltimore Washington International Airport to Austin-Bergstrom Airport. July is the busiest month to head to Austin. If you want a more laid-back vibe, go in March.

      • The warmest month in Austin is August, with temperatures ranging between 23ºC (73ºF) and 41ºC (106ºF). Lock in your flights from Baltimore Washington International Airport to Austin-Bergstrom Airport in this month if this is the type of weather you enjoy.

      • If you want cooler conditions, search for a cheap ticket from BWI to AUS in January. Average temperatures are between 3ºC (37ºF) and 19ºC (66ºF) then.

      Explore more of the United States

      • Houston is just one of the many places in the United States waiting to be explored once you've taken in the sights of Austin. Around 241 kilometres away to the east, well-known attractions include The Museum of Fine Arts, Houston, Beck Building, Houston Museum of Natural Science and The Menil Collection.

      • San Antonio is another standout destination in the United States and is around 121 kilometres south-west of Austin. No journey is complete without visiting San Antonio River Walk, San Antonio River walk and Alamo Plaza.

      Plan smart, explore more

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      Plan the rest of your trip from Washington D.C. to Austin

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.