Route guide · 631 miles
Cheap Flights from Boston to Detroit
BOS → DTW · Nonstop 1h 47m · Live round-trip fares
The run from Boston (BOS) to Detroit (DTW) is 631 miles of sky, and ticket prices on it are anything but steady. One week can cost double the next. Booking about 2–4 weeks in advance — and watching fares with a free Airfare Deal alert — is how regulars on this route keep costs down.
Live fares for BOS → DTW are updating. Use the search below for real-time prices.
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Updated daily
Flight time
1h 47m
Nonstop, typical
Distance
631 mi
BOS → DTW
Book ahead
2–4 weeks
Best window, typically
Nonstop airlines
2
JetBlue, Delta Air Lines
Nonstop flights from Boston to Detroit
Nonstop service links Boston and Detroit directly — flights are flown by JetBlue, Delta Air Lines. Expect roughly 1h 47m in the air. If a nonstop is what you want, don't wait too long: booking 2–4 weeks ahead is when these seats are priced most kindly.
Booking insights: Boston → Detroit
- Distance: 631 miles · nonstop flight time: 1h 47m.
- Cheapest upcoming week in the live data starts around Oct 29, with fares from $173.
- Rule of thumb for this route: the sweet spot is usually 2–4 weeks before departure.
- If your dates flex by a day or two, shifting to a midweek departure is the easiest saving there is.
- Set a free Airfare Deal alert instead of checking daily — the best fares can sell out in hours.
Cheapest month · Boston → Detroit
October 2026
Every date's recent round-trip fare, at a glance.
Fares from
$173
Cheapest: Fri, Oct 30 — $173
Get this fare →Recent fares found for specific dates in October 2026. Blank days had no recent fare in our data — ask our team and we'll check them for you.
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Flying from Boston to Detroit: what you need to know
The flight
Boston to Detroit covers 631 miles, and a nonstop gets it done in about 1h 47m. That's long enough to settle in with a coffee and a downloaded show, short enough that a connection rarely makes sense — a layover usually doubles your travel day to save very little.
Airlines on this route
JetBlue and Delta Air Lines fly this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from Boston (BOS)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our Boston airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Detroit (DTW)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Detroit airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Detroit to Boston fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 631 miles, booking 2–4 weeks ahead typically lands you in the sweet spot. Leave it to the final two weeks and prices usually climb as the cheapest seats sell out. If your dates are flexible, midweek departures are where the lower fares hide on most domestic routes.
Good to know before you go
- If you're traveling with only a carry-on, you can skip the bag-drop line entirely with mobile check-in.
- Download the airline's app before you fly; gate changes and delays show up there first.
- Nonstop time on this route is about 1h 47m — a one-stop itinerary needs to be a lot cheaper to be worth the extra hours.
- Tuesday and Wednesday departures are typically the cheapest days on domestic routes.
- Screenshot your fare before you enquire — prices move, and a saved fare helps our team match or beat it.
Boston to Detroit flight FAQs
How long is the flight from BOS to DTW?
Plan on about 1h 47m in the air for a nonstop from Boston to Detroit — the route runs roughly 631 miles. Connecting flights typically add 2–4 hours.
Are there nonstop flights from Boston to Detroit?
Yes — look for JetBlue, Delta Air Lines on this route. Nonstop seats are usually priced best 2–4 weeks before departure.
What is the cheapest month to fly from Boston to Detroit?
Fares from Boston to Detroit tend to ease outside the peak summer and holiday rush — the late-summer and early-fall shoulder weeks are usually kinder on the wallet. Set a free Airfare Deal alert and we'll flag the dips for your dates.
How much are last minute flights from BOS to DTW?
Book inside the final week and you'll usually pay a premium on BOS to DTW. Fares booked 2–4 weeks ahead are almost always kinder.
What is a good round-trip deal from Boston to Detroit?
A good deal is anything at or below the recent fares shown above. Set a free Airfare Deal alert and we'll ping you the moment fares drop.
Which airlines fly from Boston to Detroit?
The main carriers on this route are JetBlue, Delta Air Lines. Comparing all of them on the live search below usually surfaces the lowest fare for your dates.
How early should I get to Boston airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
More cheap flights from Boston
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