Cheap Flights from Detroit to Dubuque from € 152

Frequently Asked Questions

• Which airlines offer the cheapest flights from Detroit (DTT) to Dubuque (DBQ)?

  Based on Trip.com data, Delta Air Lines offers one-way fares as low as € 152 on Cheapest nonstop routes (e.g. DTW to DBQ on Mon, Dec 15), while Delta Air Lines offers Cheapest nonstop round-trips from € 421 departing on Fri, Jan 9 and returning on Mon, Jan 12.

• When is the best time to book flights from Detroit to Dubuque?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Detroit to Dubuque is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Detroit to Dubuque?

  To find best deals on flights from Detroit to Dubuque, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Dec 15, with one-way flights priced at just € 152.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Dubuque travel is around September.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Detroit to Dubuque to get the best price?

  The cheapest months to fly from Detroit to Dubuque is December, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Detroit to Dubuque?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Detroit to Dubuque on December 13, 2025 with Delta Air Lines, with prices starting at € 546.

• What is the time difference between Detroit and Dubuque?

  The time difference between Dubuque and Detroit is 1h.

• How can I change or cancel my flight ticket from Detroit to Dubuque?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.