Austin (AUS) to Boston (BOS)
Flight time
≈ 4h 11m
Bearing
53° NE
Austin (AUS) to Boston (BOS) is 1,695 miles (2,729 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies AUS–BOS
Filed traffic dataIn May 2026, Delta Air Lines operated the most departures, one of 4 carriers flying nonstop AUS–BOS; the Airbus A220-300 was the most common aircraft at 74% of departures; flights ran 89% full.
Departures
291
May 2026
Seats
40,826
both directions
Passengers
36,150
both directions
Load factor
88.5%
RPM ÷ ASM
Who flies AUS–BOS?
Delta Air Lines operated the most nonstop AUS–BOS departures in May 2026 (176), one of 4 carriers on the route.
- DL
176 departures · 22,902 seats
Share of departures60.5%88.2%
Load
- B6
62 departures · 8,976 seats
Share of departures21.3%85.2%
Load
- WN
52 departures · 8,758 seats
Share of departures17.9%93.5%
Load
- AA
1 departures · 190 seats
Share of departures0.3%67.4%
Load
What plane flies AUS–BOS?
In May 2026, the Airbus A220-300 flew 74% of AUS–BOS departures — more than any other aircraft type.
- Airbus A220-300
216 departures · 87.6% load
74.2% - Boeing 737-800
24 departures · 93.0% load
8.3% - Boeing 737 MAX 8
19 departures · 93.8% load
6.5% - Airbus A319
12 departures · 87.0% load
4.1% - Boeing 737-700
9 departures · 94.3% load
3.1% - Airbus A320
8 departures · 88.9% load
2.8% - Airbus A321
3 departures · 62.9% load
1.0%
How has AUS–BOS traffic changed?
Nonstop AUS–BOS departures rose from 271 in June 2025 to 291 in May 2026.
Monthly nonstop AUS–BOS traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
271 departures · 34,306 passengers
90.8%
Load
July 2025
273 departures · 35,420 passengers
92.9%
Load
August 2025
281 departures · 35,029 passengers
89.0%
Load
September 2025
271 departures · 34,268 passengers
88.3%
Load
October 2025
299 departures · 39,780 passengers
91.5%
Load
November 2025
258 departures · 31,973 passengers
86.9%
Load
December 2025
244 departures · 31,019 passengers
87.5%
Load
January 2026
181 departures · 20,657 passengers
88.0%
Load
February 2026
218 departures · 24,111 passengers
85.1%
Load
March 2026
278 departures · 33,837 passengers
87.3%
Load
April 2026
277 departures · 34,262 passengers
87.3%
Load
May 2026
291 departures · 36,150 passengers
88.5%
Load
By direction
Each direction is filed separately — they rarely match.
BOS → AUS
87.0% full
146 departures · 17,984 passengers
AUS → BOS
90.2% full
145 departures · 18,166 passengers
Nonstop AUS–BOS traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Austin (AUS) from Boston (BOS)?
AUS to BOS is 1,695 miles (2,729 km / 1,473 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from AUS to BOS?
A nonstop covers the 1,695-mile great-circle distance in roughly 4h 11m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies AUS–BOS?
In May 2026, the Airbus A220-300 flew the largest share of departures (74.2%), followed by the Boeing 737-800 (8.3%).
What mileage do I earn flying AUS–BOS?
Distance-based programs credit off the 1,695-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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