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$98+ Cheap flights from Boston to Austin (BOS - AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — AUS
Jun 30 — Jul 71
Tue 6/30
Tue 7/7
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Austin Bergstrom are usually found in August or January, booked 79 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Cheap flight deals from Boston to Austin

Cheapest flights from Boston to Austin
Explore the most affordable flight options available from Boston to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 31, 2026.

This American Airlines deal was found by Cheapflights users on 5/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:38 pm
BOS
-
AUS
1 stop7h 48m
American Airlines
Tue 8/182:10 pm
AUS
-
BOS
1 stop6h 33m
American Airlines
Deal found 5/30$217
This American Airlines deal was found by Cheapflights users on 5/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:19 am
BOS
-
AUS
1 stop6h 28m
American Airlines
Mon 8/318:45 am
AUS
-
BOS
1 stop7h 01m
American Airlines
Deal found 5/31$224
This Southwest deal was found by Cheapflights users on 5/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:15 am
BOS
-
AUS
2 stops9h 05m
Southwest
Tue 9/2912:55 pm
AUS
-
BOS
2 stops8h 20m
Southwest
Deal found 5/28$225
This Southwest deal was found by Cheapflights users on 5/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:30 pm
BOS
-
AUS
Nonstop4h 10m
Southwest
Mon 9/213:20 pm
AUS
-
BOS
1 stop5h 50m
Southwest
Deal found 5/29$228
This Delta deal was found by Cheapflights users on 5/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:40 pm
BOS
-
AUS
Nonstop4h 27m
Delta
Mon 8/247:20 am
AUS
-
BOS
Nonstop4h 09m
Delta
Deal found 5/29$229
This United Airlines deal was found by Cheapflights users on 5/29. 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 9/241:39 pm
BOS
-
AUS
1 stop6h 32m
United Airlines
Mon 9/283:35 pm
AUS
-
BOS
1 stop6h 38m
United Airlines
Deal found 5/29$231
This Delta deal was found by Cheapflights users on 5/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:40 pm
BOS
-
AUS
Nonstop4h 27m
Delta
Sun 8/237:20 am
AUS
-
BOS
Nonstop4h 09m
Delta
Deal found 5/29$234
This American Airlines deal was found by Cheapflights users on 5/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:45 am
BOS
-
AUS
1 stop7h 09m
American Airlines
Sun 8/235:00 am
AUS
-
BOS
1 stop6h 10m
American Airlines
Deal found 5/30$244
This American Airlines deal was found by Cheapflights users on 5/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:01 am
BOS
-
AUS
1 stop7h 51m
American Airlines
Tue 8/186:00 am
AUS
-
BOS
1 stop6h 41m
American Airlines
Deal found 5/30$245
This American Airlines deal was found by Cheapflights users on 5/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:00 am
BOS
-
AUS
1 stop7h 11m
American Airlines
Tue 8/254:35 pm
AUS
-
BOS
1 stop6h 20m
American Airlines
Deal found 5/31$246
This American Airlines deal was found by Cheapflights users on 5/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:56 pm
BOS
-
AUS
1 stop6h 20m
American Airlines
Mon 9/284:19 pm
AUS
-
BOS
1 stop6h 23m
American Airlines
Deal found 5/30$249
This American Airlines deal was found by Cheapflights users on 5/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:12 am
BOS
-
AUS
1 stop7h 26m
American Airlines
Sun 8/235:00 am
AUS
-
BOS
1 stop7h 41m
American Airlines
Deal found 5/30$251

Find flight deals from Boston to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Austin (AUS). 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 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(American Airlines)

One-way from

$98
(Southwest)

Popular in

May

Cheapest in

August

Average price

$379

Good round-trip deal

$331 or less

Good one-way deal

$164 or less
Provider with most accurate pricing for Boston Logan Intl-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Austin Bergstrom flights.
Search Deals
From Boston Logan Intl to Austin Bergstrom
Search Deals
One-way flight from Boston Logan Intl to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Austin Bergstrom.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Austin Bergstrom.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Austin 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 31, 2026.
Use the filters below to find and compare flights from Boston to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Fri 7/24

6:30 am-9:44 am

Nonstop4h 14m

Austin Bergstrom

Sun 7/26

2:30 pm-7:42 pm

Nonstop4h 12m

$271

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sun 8/23

6:00 am-9:22 am

Nonstop4h 22m

Austin Bergstrom

Wed 8/26

10:15 am-3:24 pm

Nonstop4h 09m

$271

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sat 6/27

5:42 am-11:19 am

1 stop6h 37m

Austin Bergstrom

Tue 6/30

6:09 am-1:16 pm

1 stop6h 07m

$271

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Fri 7/17

6:30 am-9:44 am

Nonstop4h 14m

Austin Bergstrom

Fri 7/24

2:30 pm-7:42 pm

Nonstop4h 12m

$271

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sat 7/11

6:00 am-11:59 am

1 stop6h 59m

Austin Bergstrom

Mon 7/13

5:20 pm-1:14 am

1 stop6h 54m

$271

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sat 7/4

6:30 am-9:48 am

Nonstop4h 18m

Austin Bergstrom

Wed 7/15

5:45 pm-10:55 pm

Nonstop4h 10m

$271

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 6/25

5:47 am-11:19 am

1 stop6h 32m

Austin Bergstrom

Tue 7/7

6:09 am-1:16 pm

1 stop6h 07m

$271
Quickest round-trip

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 7/30

6:30 am-9:44 am

Nonstop4h 14m

Austin Bergstrom

Sun 8/2

5:50 pm-10:58 pm

Nonstop4h 08m

$271

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Fri 7/17

5:44 pm-11:29 pm

1 stop6h 45m

Austin Bergstrom

Thu 7/23

6:09 am-1:16 pm

1 stop6h 07m

$289

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Fri 6/12

6:00 am-9:24 am

Nonstop4h 24m

Austin Bergstrom

Fri 6/12

6:05 pm-11:15 pm

Nonstop4h 10m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/28

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Boston to Austin

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 Boston to Austin in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Austin 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 Boston-Austin 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 Boston to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Boston 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Austin

How far ahead should I book a flight from Boston to Austin?

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Austin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Boston to Austin?

Currently, August is the cheapest month in which you can book a flight from Boston to Austin (average of $244). Flying from Boston to Austin in May is currently the most expensive (average of $379). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to AUS?

Find hourly flight availability from Boston to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 31, 2026.

When flying from Boston to Austin, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 9% versus a flight at noon.

What is the cheapest day to fly from Boston to Austin?

Use this chart to determine the cheapest time to fly round-trip from Boston to Austin. Price data was last updated on May 23, 2026.

Travelers seeking maximum savings on their Boston to Austin flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Boston to Austin?

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated May 31, 2026.
Read through reviews of airlines operating flights from Boston to Austin, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,260 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Southwest
8.0
Very good
4,260 reviews
Southwest
8.0
Very good
4,260 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Delta
7.9
Good
8,412 reviews
Southwest
8.0
Very good
4,260 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
United Airlines
7.4
Good
9,768 reviews
Southwest
8.0
Very good
4,260 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
JetBlue
7.2
Good
2,983 reviews
Southwest
8.0
Very good
4,260 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
American Airlines
7.1
Good
11,644 reviews
Southwest
8.0
Very good
4,260 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Related info for your journey

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

  • What airports do I use to fly from Boston to Austin?

    If you book a flight from Boston to Austin, you will be flying from Logan Intl to Austin Bergstrom. Flights to Austin Bergstrom (AUS) from Boston Logan Intl (BOS) take 4h 14m for a nonstop flight. There are 13 flights from Logan Intl to Austin per day from 6 airlines.

  • How popular is this Boston to Austin flight route?

    Flights from Boston Logan Intl to Austin Bergstrom have been viewed 10 times in the past calendar month.

  • How long is the flight from Boston to Austin?

    A quick flight from Boston to Austin can take about 4h 14m. Delta provides one of the quickest options available for as low as $271. There are 1695 mi between Boston and Austin. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to Austin round-trip?

    Flying on Frontier is currently your cheapest option to Austin, with prices starting at $73. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and JetBlue, with the lowest prices starting at $88 and $114, respectively. These flights start at 77% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston to Austin one-way?

    One-way options have recently been found by users for as low as $58 on JetBlue. Other airlines that offer cheap prices include Frontier from $77 and Southwest from $81 one-way.

  • What are the most reliable airlines from Boston to Austin?

    Consider Hawaiian Airlines (88%), LATAM Airlines (87%) or KLM (81%) when booking your flight. These represent the most reliable airlines when flying from Boston to Austin.

  • What are the cheapest flights from Boston to Austin?

    Looking for the cheapest flight from Boston to Austin? While on average our users pay $869, our data indicates the cheapest price to be $58. The most popular route (Boston Logan Intl - Austin Bergstrom), is priced around $197.

  • Can I find deals for flights from Boston to Austin that include hotel bookings?

    Yes. In addition to deals on Boston to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Austin?

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

  • Can I find deals for business class flights from Boston to Austin?

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

  • What is the cheapest month to book a flight from Boston to Austin?

    Currently, August is the cheapest month in which you can book a flight from Boston to Austin (average of $244). Flying from Boston to Austin in May is currently the most expensive (average of $379). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Round Rock
Cedar Park
San Marcos
Bastrop
Pflugerville
Fredericksburg
Dripping Springs
Georgetown
Seguin
Canyon Lake
Horseshoe Bay

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.

Top 7 airlines flying from Boston to Austin

Discover the top 7 airlines that operate flights from Boston to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 31, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$73Average$204FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$88Average$227FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$114Average$266FlexibilityNo cancel feeOn-time62%
DeltaCheapest$165Average$367FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$171Average$362FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$178Average$270FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$193Average$259FlexibilityNo cancel feeOn-time69%

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