Cheap flights from Boston to Belle Isle

View AU$174 flight on Fri, 26 Sep. 2025Opens in a new window

Popular airlines from Boston to Belle Isle

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Boston (BOS) to Belle Isle (DTT)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 14 Aug. - Mon, 18 Aug.
BOS
Boston
DTW
Detroit
AU$287 Return, found 6 days ago
AU$287
Return
found 6 days ago
Select American Airlines flight, departing Thu, 14 Aug. from Boston to Detroit, returning Mon, 18 Aug., priced at AU$287 found 6 days ago
American Airlines
Tue, 19 Aug. - Mon, 25 Aug.
BOS
Boston
DTW
Detroit
AU$288 Return, found 2 days ago
AU$288
Return
found 2 days ago
Select American Airlines flight, departing Tue, 19 Aug. from Boston to Detroit, returning Mon, 25 Aug., priced at AU$288 found 2 days ago
American Airlines
Tue, 2 Sep. - Tue, 9 Sep.
BOS
Boston
DTW
Detroit
AU$289 Return, found 4 days ago
AU$289
Return
found 4 days ago
Select American Airlines flight, departing Tue, 2 Sep. from Boston to Detroit, returning Tue, 9 Sep., priced at AU$289 found 4 days ago
Delta
Sun, 31 Aug. - Sun, 7 Sep.
BOS
Boston
DTW
Detroit
AU$302 Return, found 6 days ago
AU$302
Return
found 6 days ago
Select Delta flight, departing Sun, 31 Aug. from Boston to Detroit, returning Sun, 7 Sep., priced at AU$302 found 6 days ago
United
Tue, 2 Sep. - Tue, 9 Sep.
BOS
Boston
DTW
Detroit
AU$357 Return, found 4 days ago
AU$357
Return
found 4 days ago
Select United flight, departing Tue, 2 Sep. from Boston to Detroit, returning Tue, 9 Sep., priced at AU$357 found 4 days ago
Alaska Airlines
Tue, 19 Aug. - Mon, 25 Aug.
BOS
Boston
DTW
Detroit
AU$1,366 Return, found 2 days ago
AU$1,366
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 19 Aug. from Boston to Detroit, returning Mon, 25 Aug., priced at AU$1,366 found 2 days ago

Find the cheapest month to fly from Boston (BOS) to Detroit (DTW)

April is typically the cheapest month to fly

From AU$74 - AU$471 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.