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Boston – Austin: cheap flights

Prices on this page were found by travellers in recent searches. Choose your dates to see live prices from airlines and travel agencies.Round trips from Boston to Austin currently start at $247. The cheapest month is November, from $247. Direct flights from $247.

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Round trip from

$247

18 Nov – 23 Nov · Southwest Airlines · direct

found 9 days ago

Also for this trip: eSIM Transfer

Direct flights from

$247

18 Nov – 23 Nov · Southwest Airlines

The route at a glance

The flight from Boston to Austin covers about 2726 km; the shortest flight takes 4 h 35 min, a typical one 4 h 55 min.

50% of the cheapest tickets are direct; Southwest Airlines carries 100% of them.

Most cheap flights leave from Logan International Airport (3 km from the centre of Boston).

Most land at Austin-Bergstrom International Airport (10 km from the centre of Austin).

A one-way ticket starts at $120, a round trip at $247.

Cheapest price by month

MonthRound trip from
November 2026$247
April 2027$478

Cheapest day to fly

The cheapest departure in the next two months is 18 November at $120.

Monday is the cheapest day of the week to fly.

Cheapest day to fly
MonTueWedThuFriSatSun
4
$220
5
$220
6
$220
7
$220
8
$220
9
$220
10
$220
11
$220
12
$220
13
$220
14
$220
15
$220
16
$220
17
$220
18
$120
19
$170
20
$170
21
$170
22
$170
23
$170
24
$220
25
$271
26
$271
27
$271
28
$322

Cheaper More expensive

  • $120 — Wednesday, Nov. 18, 2026
  • $170 — Thursday, Nov. 19, 2026
  • $170 — Friday, Nov. 20, 2026
  • $170 — Saturday, Nov. 21, 2026
  • $170 — Sunday, Nov. 22, 2026
  • $170 — Monday, Nov. 23, 2026
  • $220 — Wednesday, Nov. 4, 2026
  • $220 — Thursday, Nov. 5, 2026
  • $220 — Friday, Nov. 6, 2026
  • $220 — Saturday, Nov. 7, 2026
  • $220 — Sunday, Nov. 8, 2026
  • $220 — Monday, Nov. 9, 2026
  • $220 — Tuesday, Nov. 10, 2026
  • $220 — Wednesday, Nov. 11, 2026
  • $220 — Thursday, Nov. 12, 2026
  • $220 — Friday, Nov. 13, 2026
  • $220 — Saturday, Nov. 14, 2026
  • $220 — Sunday, Nov. 15, 2026
  • $220 — Monday, Nov. 16, 2026
  • $220 — Tuesday, Nov. 17, 2026
  • $220 — Tuesday, Nov. 24, 2026
  • $271 — Wednesday, Nov. 25, 2026
  • $271 — Thursday, Nov. 26, 2026
  • $271 — Friday, Nov. 27, 2026
  • $322 — Saturday, Nov. 28, 2026

Price trend, last 30 days

Prices over the past month ranged from $247 to $578, with $400 the usual level.

Today's price is 38% below that average — a good moment to book.

  • 6 October — $417
  • 11 October — $280
  • 16 October — $578
  • 21 October — $478
  • 26 October — $247

Trip length and timing

Travellers who pay least stay roughly 7 nights — 5 nights on the very cheapest ticket — and book about 98 days before departure.

Airlines on this route

Airports used

Alternatives

Nearby alternatives from Boston: Houston from $334.

Trip essentials

Flight deals from Boston in Telegram

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Questions and answers

What is the cheapest price for flights from Boston to Austin?
The cheapest round-trip ticket found recently costs $247.
Which month is the cheapest to fly from Boston to Austin?
November 2026 is currently the cheapest month, with tickets from $247.
Are there direct flights from Boston to Austin?
Yes. Direct flights were found from $247.
Which airlines fly from Boston to Austin?
Airlines found on this route: American Airlines, jetBlue, Frontier Airlines, Porter Airlines Canada, United Airlines, Southwest Airlines.
How far is Austin from Boston?
The distance is about 2726 km. A direct flight takes about 4 h 35 min.
How long is the flight from Boston to Austin?
The shortest flight takes 4 h 35 min; most take about 4 h 55 min.
Which airports do flights from Boston to Austin use?
Most depart from Logan International Airport and arrive at Austin-Bergstrom International Airport.
What is the cheapest day of the week to fly from Boston to Austin?
In the next two months, Monday departures are the cheapest; the single cheapest day is 18 November at $120.
Round trip from $247 Check live prices