HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Austin

$111+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — AUS
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Austin 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.
Cheapflights Tip: The best prices from Boston Logan Intl to Austin Bergstrom are usually found in August or January, booked 66 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap 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 January 15, 2026.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$161
(Delta)

One-way from

$111
(Kiwi.com)

Popular in

May

Cheapest in

August

Average price

$286

Good round-trip deal

$206 or less

Good one-way deal

$168 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. 13% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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

Find 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 January 15, 2026.

This Delta deal was found by Cheapflights users on 1/13. 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.
Mon 3/91:10 pm
BOS
-
AUS
Nonstop4h 54m
Delta
Wed 3/187:20 am
AUS
-
BOS
Nonstop3h 51m
Delta
Deal found 1/13$161
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/256:00 am
BOS
-
AUS
1 stop12h 02m
Frontier
Thu 1/295:58 pm
AUS
-
BOS
1 stop6h 15m
Frontier
Deal found 1/14$162
This Mytrip deal was found by Cheapflights users on 1/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/95:23 pm
BOS
-
AUS
2 stops23h 41m
Spirit Airlines
Tue 2/177:15 am
AUS
-
BOS
1 stop9h 00m
Spirit Airlines
Deal found 1/13$163
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/315:27 pm
BOS
-
AUS
1 stop18h 07m
Spirit Airlines
Mon 2/211:30 am
AUS
-
BOS
2 stops34h 49m
Spirit Airlines
Deal found 1/14$164
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/306:00 am
BOS
-
AUS
1 stop12h 02m
Frontier
Mon 2/25:58 pm
AUS
-
BOS
1 stop6h 15m
Frontier
Deal found 1/14$165
This Trip.com deal was found by Cheapflights users on 1/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/266:00 am
BOS
-
AUS
1 stop12h 02m
Multiple Airlines
Sat 2/147:10 pm
AUS
-
BOS
Nonstop3h 49m
Multiple Airlines
Deal found 1/15$166
This Kiwi.com deal was found by Cheapflights users on 1/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/56:00 am
BOS
-
AUS
1 stop12h 02m
Multiple Airlines
Wed 2/117:25 am
AUS
-
BOS
2 stops14h 54m
Multiple Airlines
Deal found 1/15$167
This Kiwi.com deal was found by Cheapflights users on 1/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/296:00 am
BOS
-
AUS
1 stop12h 02m
Frontier
Sun 2/15:58 pm
AUS
-
BOS
1 stop6h 15m
Frontier
Deal found 1/15$168
This Delta deal was found by Cheapflights users on 1/15. 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.
Thu 1/296:05 am
BOS
-
AUS
Nonstop5h 05m
Delta
Tue 2/101:57 pm
AUS
-
BOS
Nonstop3h 53m
Delta
Deal found 1/15$169
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/285:34 am
BOS
-
AUS
1 stop17h 01m
Multiple Airlines
Sat 1/317:25 am
AUS
-
BOS
2 stops16h 48m
Multiple Airlines
Deal found 1/14$170
This Kiwi.com deal was found by Cheapflights users on 1/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/226:00 am
BOS
-
AUS
1 stop12h 02m
Frontier
Thu 1/295:58 pm
AUS
-
BOS
1 stop6h 15m
Frontier
Deal found 1/15$171
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/266:00 am
BOS
-
AUS
1 stop12h 02m
Multiple Airlines
Thu 1/2911:30 am
AUS
-
BOS
1 stop11h 27m
Multiple Airlines
Deal found 1/13$172

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 January 15, 2026.
Use the filters below to find and compare flights from Boston to Austin that are best for you.

Fly from

Boston

Fly to

Austin

Route

Depart

Return

Price

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 2/5

12:50 pm-4:45 pm

Nonstop4h 55m

Austin Bergstrom

Wed 2/11

3:00 pm-9:25 pm

1 stop5h 25m

$187

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 1/29

6:05 am-10:10 am

Nonstop5h 05m

Austin Bergstrom

Sat 1/31

7:20 am-12:05 pm

Nonstop3h 45m

$197

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sun 3/1

6:05 am-10:10 am

Nonstop5h 05m

Austin Bergstrom

Tue 6/30

6:45 pm-11:49 pm

Nonstop4h 04m

$200

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sun 2/8

8:45 am-12:35 pm

Nonstop4h 50m

Austin Bergstrom

Thu 2/12

7:10 pm-11:59 pm

Nonstop3h 49m

$228

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 1/29

6:05 am-10:10 am

Nonstop5h 05m

Austin Bergstrom

Sun 2/1

7:06 am-11:55 am

Nonstop3h 49m

$228

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Tue 2/24

6:25 am-12:45 pm

1 stop7h 20m

Austin Bergstrom

Sat 2/28

12:15 pm-5:05 pm

Nonstop3h 50m

$237

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Wed 3/4

6:05 am-10:10 am

Nonstop5h 05m

Austin Bergstrom

Mon 3/9

6:05 pm-10:58 pm

Nonstop3h 53m

$240

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sat 5/9

6:35 am-10:05 am

Nonstop4h 30m

Austin Bergstrom

Fri 5/15

6:45 pm-11:49 pm

Nonstop4h 04m

$240

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Fri 2/27

12:55 pm-4:44 pm

Nonstop4h 49m

Austin Bergstrom

Sat 3/7

7:10 pm-11:59 pm

Nonstop3h 49m

$253

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Mon 5/11

2:23 pm-5:56 pm

Nonstop4h 33m

Austin Bergstrom

Tue 5/12

6:51 pm-11:54 pm

Nonstop4h 03m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 24 results
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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy3 starsTrust 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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Boston-Austin flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Austin. Price data was last updated on January 9, 2026.

Booking 66 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 $129). Flying from Boston to Austin in May is currently the most expensive (average of $227). 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 January 15, 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 15% 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 January 10, 2026.

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

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 January 15, 2026.
Read through reviews of airlines operating flights from Boston to Austin, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,048 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,163 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,129 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,887 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 15m for a nonstop flight. There are 6 flights from Logan Intl to Austin per day from 7 airlines.

  • How popular is this Boston to Austin flight route?

    Flights from Boston Logan Intl to Austin Bergstrom have been viewed 9 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 50m. Southwest provides one of the quickest options available for as low as $228. There are 1695 mi between Boston and Austin. All flights are typically nonstop.

  • 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 $91. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and JetBlue, with the lowest prices starting at $102 and $123, respectively. These flights start at 72% 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 $63 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $66 and JetBlue from $80 one-way.

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

    Consider KLM (93%), JetBlue (84%) or Hawaiian Airlines (84%) 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 $415, our data indicates the cheapest price to be $114. The most popular route (Boston Logan Intl - Austin Bergstrom), is priced around $116.

  • 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 $129). Flying from Boston to Austin in May is currently the most expensive (average of $227). 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
Cedar Park
Fredericksburg
Round Rock
San Marcos
Georgetown
Pflugerville
Dripping Springs
Canyon Lake
Seguin
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.

Alternative routes for Boston to Austin

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Dallas/Fort Worth flights
Boston to Hobby flights
Boston to George Bush Intcntl flights
Hartford to Dallas/Fort Worth flights
Boston to Love Field flights
Boston to San Antonio flights
Hartford to Hobby flights
Hartford to Love Field flights
Hartford to George Bush Intcntl flights
Hartford to Austin flights
Albany to Dallas/Fort Worth flights
Albany to Hobby flights
Albany to George Bush Intcntl flights
Albany to Austin flights
Albany to Love Field flights
Boston to El Paso flights
Hartford to San Antonio flights
Albany to San Antonio flights
Boston to McAllen flights
Boston to Brownsville flights
Hartford to El Paso flights
Boston to Corpus Christi flights
Boston to Amarillo flights
Boston to Harlingen flights
Boston to Midland flights
Worcester to Austin flights
Albany to El Paso flights
Hartford to McAllen flights
Boston to Laredo flights
Hartford to Brownsville flights
Boston to Waco flights
Boston to Lubbock flights
Boston to College Station flights
Albany to Corpus Christi flights
Hartford to Amarillo flights
Hartford to Corpus Christi flights
Hartford to Lubbock flights
Albany to Brownsville flights
Nantucket to Dallas/Fort Worth flights
Boston to Abilene flights
Boston to Longview flights
Hartford to Killeen flights
Albany to Amarillo flights
Hartford to Abilene flights
Hartford to Texarkana flights
Hartford to Waco flights
Boston to San Angelo flights

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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$91Average$202FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$102Average$220FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$123Average$332FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$171Average$376FlexibilityNo cancel feeOn-time63%
DeltaCheapest$176Average$373FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$178Average$313FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$196Average$298FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.