HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bologna

$516+ Cheap flights from Detroit (DTT) to Bologna (BLQ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — BLQ
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Detroit to Bologna with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Detroit to Bologna

Cheapest flights from Detroit to Bologna
Explore the most affordable flight options available from Detroit to Bologna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This TAP AIR PORTUGAL deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:37 amDTW - BLQ
2 stops42h 53mTAP AIR PORTUGAL
Mon 12/81:20 pmBLQ - DTW
2 stops40h 30mTAP AIR PORTUGAL
Deal found 12/4$978
This Turkish Airlines deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:05 pmDTW - BLQ
1 stop16h 30mTurkish Airlines
Fri 12/122:50 pmBLQ - DTW
1 stop33h 20mTurkish Airlines
Deal found 12/4$1,087
This TAP AIR PORTUGAL deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:37 amDTW - BLQ
2 stops18h 53mMultiple Airlines
Fri 12/124:15 pmBLQ - DTW
3 stops37h 09mMultiple Airlines
Deal found 12/4$1,388
This Kiwi.com deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:05 pmDTW - BLQ
1 stop16h 30mMultiple Airlines
Mon 12/81:20 pmBLQ - DTW
2 stops24h 24mMultiple Airlines
Deal found 12/4$1,490
This TAP AIR PORTUGAL deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:37 amDTW - BLQ
3 stops21h 53mTAP AIR PORTUGAL
Fri 12/124:15 pmBLQ - DTW
3 stops37h 09mTAP AIR PORTUGAL
Deal found 12/4$1,605
This Ovago deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:05 pmDTW - BLQ
2 stops19h 25mMultiple Airlines
Thu 1/110:45 amBLQ - DTW
2 stops17h 45mMultiple Airlines
Deal found 12/4$1,829

Find flight deals from Detroit to Bologna

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Bologna (BLQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$516
(FlightHub)

Popular in

December

Cheapest in

March

Average price

$1,794
Provider with most accurate pricing for Detroit (DTT)-Bologna Guglielmo Marconi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Bologna Guglielmo Marconi flights.
Search Deals
From Detroit (DTT) to Bologna Guglielmo Marconi
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($80 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Bologna that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Detroit to Bologna that are best for you.

Fly from

Detroit

Fly to

Bologna

Route

Depart

Return

Price

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Fri 3/20

9:05 pm-6:35 pm

1 stop16h 30m

Bologna Guglielmo Marconi

Sun 4/12

3:25 pm-6:50 pm

1 stop33h 25m

$516

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Sun 3/22

9:05 pm-6:35 pm

1 stop16h 30m

Bologna Guglielmo Marconi

Thu 4/16

7:00 pm-6:50 pm

1 stop29h 50m

$525

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Sun 3/29

8:55 pm-6:00 pm

1 stop15h 05m

Bologna Guglielmo Marconi

Sun 4/26

7:00 pm-6:50 pm

1 stop29h 50m

$525

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Mon 3/23

9:05 pm-6:35 pm

1 stop16h 30m

Bologna Guglielmo Marconi

Wed 4/15

7:00 pm-6:50 pm

1 stop29h 50m

$525

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Sun 3/22

9:05 pm-6:35 pm

1 stop16h 30m

Bologna Guglielmo Marconi

Thu 4/9

3:25 pm-6:50 pm

1 stop33h 25m

$525

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Thu 1/29

12:49 pm-7:20 pm

2 stops24h 31m

Bologna Guglielmo Marconi

Sun 2/1

8:00 pm-11:42 pm

2 stops33h 42m

$533

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Mon 3/23

6:16 am-9:20 pm

2 stops34h 04m

Bologna Guglielmo Marconi

Wed 4/15

8:45 am-10:45 pm

2 stops20h 00m

$575

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Sun 3/22

11:11 am-11:50 am

2 stops19h 39m

Bologna Guglielmo Marconi

Thu 4/9

7:35 pm-8:30 pm

2 stops30h 55m

$575

DetroitBologna

DTW - BLQ

DTWBLQ

Detroit Metropolitan Wayne County

Fri 2/27

2:20 pm-10:20 am

2 stops14h 00m

$721

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Compare providers for flights from Detroit to Bologna

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Bologna in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Detroit-Bologna flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Detroit-Bologna flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Detroit-Bologna flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Bologna flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Bologna flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Bologna

Have a flexible travel schedule? Discover the best time to fly to Bologna from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Bologna

What is the cheapest month to book a flight from Detroit to Bologna?

Currently, November is the cheapest month in which you can book a flight from Detroit to Bologna (average of $544). Flying from Detroit to Bologna in June is currently the most expensive (average of $1,068). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DTT to BLQ?

Find hourly flight availability from Detroit to Bologna. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

When flying from Detroit to Bologna, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 28% versus a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Bologna. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Detroit to Bologna?

    Turkish Airlines can get you from Detroit to Bologna in just under 16h 30m. Your travel time can differ by up to . Airlines will cover a distance of 4462 mi.

  • What are the cheapest airlines flying from Detroit to Bologna round-trip?

    Flying on KLM is currently your cheapest option to Bologna, with prices starting at $583. Additional round-trip tickets that might be worth considering are offered by Lufthansa and Delta, with the lowest prices starting at $664 and $728, respectively. You may be able to fly from Detroit to Bologna for 41% less than the average price by searching for these airlines.

  • Can I find deals for flights from Detroit to Bologna that include hotel bookings?

    Yes. In addition to deals on Detroit to Bologna flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Bologna?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Bologna.

  • Can I find deals for business class flights from Detroit to Bologna?

    Yes. Cheapflights offers flight deals from Detroit to Bologna by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Detroit to Bologna?

    Currently, November is the cheapest month in which you can book a flight from Detroit to Bologna (average of $544). Flying from Detroit to Bologna in June is currently the most expensive (average of $1,068). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Detroit to Bologna

Discover the top 3 airlines that operate flights from Detroit to Bologna. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$583Average$924FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$664Average$821FlexibilityNo cancel feeOn-time76%
DeltaCheapest$728Average$1,135FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.