FFL Helper

FFL Helper / DTW (Detroit) / Boston / September 2026

DTW → BOS · 2026-09

DTW (Detroit) to Boston in September 2026

Dated one-way fares from DTW (Detroit) to Boston in September 2026. Use the calendar to see which days are cheaper.

Lowest this month $145
Highest this month $183
Sample fare $131
Airports DTW–BOS
Search September 2026 tickets

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Other months: August 2026 · September 2026 · October 2026 · Full route

September 2026 price calendar

September 2026

From $145 · up to $183

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Tue
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Sun
1 $183 2 $145 3 $146 4 $174 5 $145 6 $146
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Dated fares

Boston BOS

$131

Oct 12, 12:34pm · 25h 43m · 1 stop

DTW → BOS · Frontier Airlines

Tickets

Boston BOS

$132

Aug 29, 1:35pm · 22h 15m · 1 stop

DTW → BOS · Frontier Airlines

Tickets

Boston BOS

$136

Aug 28, 6:07pm · 15h 2m · 1 stop

DTW → BOS · Frontier Airlines

Tickets

Booking DTW to BOS in September 2026

This page is only September 2026 on the DTW (Detroit) to Boston route. Open the full route if you want the next months side by side.

Prices move as seats sell. Confirm the live itinerary before you book DTW (Detroit) to Boston in September 2026.