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Cheap flights from St. Louis to Bologna from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bologna departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Bologna

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:55 am - 12:50 pm
STL
-
BLQ
20h 55m
2 stops
Air Canada Logo
10:20 am - 6:42 pm
BLQ
-
STL
39h 22m
2 stops
$755Air Canada
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
12:10 pm - 9:50 am
STL
-
BLQ
14h 40m
2 stops
Multiple Airlines Logo
6:40 pm - 1:25 pm
BLQ
-
STL
25h 45m
1 stop
$789Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
12:10 pm - 9:50 am
STL
-
BLQ
14h 40m
2 stops
Multiple Airlines Logo
10:20 am - 1:25 pm
BLQ
-
STL
34h 05m
1 stop
$790Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Lufthansa Logo
3:30 pm - 5:50 pm
STL
-
BLQ
19h 20m
1 stop
Lufthansa Logo
2:50 pm - 1:25 pm
BLQ
-
STL
29h 35m
1 stop
$820Lufthansa
Mon, Aug 17 - Mon, Aug 24
Lufthansa Logo
3:30 pm - 5:50 pm
STL
-
BLQ
19h 20m
1 stop
Lufthansa Logo
2:50 pm - 1:25 pm
BLQ
-
STL
29h 35m
1 stop
$830Lufthansa
Mon, Aug 17 - Mon, Aug 24
Lufthansa Logo
1:00 pm - 10:40 pm
STL
-
BLQ
26h 40m
2 stops
Lufthansa Logo
6:15 am - 1:25 pm
BLQ
-
STL
14h 10m
1 stop
$839Lufthansa
Fri, Aug 14 - Wed, Aug 26
Lufthansa Logo
3:30 pm - 2:30 pm
STL
-
BLQ
16h 00m
1 stop
Lufthansa Logo
6:15 am - 1:25 pm
BLQ
-
STL
14h 10m
1 stop
$844Lufthansa
Fri, Aug 14 - Wed, Aug 26
Lufthansa Logo
3:30 pm - 2:30 pm
STL
-
BLQ
16h 00m
1 stop
Lufthansa Logo
6:15 am - 1:25 pm
BLQ
-
STL
14h 10m
1 stop
$845Lufthansa
Fri, Aug 14 - Wed, Aug 26
Lufthansa Logo
6:54 pm - 4:30 pm
STL
-
BLQ
14h 36m
2 stops
Lufthansa Logo
1:30 pm - 9:17 pm
BLQ
-
STL
14h 47m
2 stops
$849Lufthansa
Fri, Aug 14 - Wed, Aug 26
Lufthansa Logo
6:54 pm - 4:30 pm
STL
-
BLQ
14h 36m
2 stops
Lufthansa Logo
6:05 am - 3:38 pm
BLQ
-
STL
16h 33m
2 stops
$851Lufthansa
Fri, Aug 14 - Wed, Aug 26

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Lufthansa flights from St. Louis to Bologna

Our best Lufthansa deals on St. Louis to Bologna flight tickets
Lufthansa
Aug 17
STL3:30 pmLambert-St Louis
19h 20m
1 stop
BLQ5:50 pmBologna Guglielmo Marconi
Aug 24
BLQ2:50 pmBologna Guglielmo Marconi
29h 35m
1 stop
STL1:25 pmLambert-St Louis
$820
Lufthansa
Aug 17
STL3:30 pmLambert-St Louis
19h 20m
1 stop
BLQ5:50 pmBologna Guglielmo Marconi
Aug 24
BLQ2:50 pmBologna Guglielmo Marconi
29h 35m
1 stop
STL1:25 pmLambert-St Louis
$830
Lufthansa
Aug 14
STL1:00 pmLambert-St Louis
26h 40m
2 stops
BLQ10:40 pmBologna Guglielmo Marconi
Aug 26
BLQ6:15 amBologna Guglielmo Marconi
14h 10m
1 stop
STL1:25 pmLambert-St Louis
$839

Air Canada flights from St. Louis to Bologna

Our best Air Canada deals on St. Louis to Bologna flight tickets
Air Canada
Aug 17
STL8:55 amLambert-St Louis
20h 55m
2 stops
BLQ12:50 pmBologna Guglielmo Marconi
Aug 24
BLQ10:20 amBologna Guglielmo Marconi
39h 22m
2 stops
STL6:42 pmLambert-St Louis
$755
Air Canada
Jul 4
STL2:40 pmLambert-St Louis
44h 15m
2 stops
BLQ5:55 pmBologna Guglielmo Marconi
Jul 17
BLQ6:05 amBologna Guglielmo Marconi
38h 57m
2 stops
STL2:02 pmLambert-St Louis
$1,179

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis 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, momondo users made 832,500 searches. Data last updated July 2, 2026.
Use the filters below to find and compare flights from St. Louis to Bologna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Mon 8/17

8:55 am-12:50 pm

2 stops20h 55m

Bologna Guglielmo Marconi

Mon 8/24

10:20 am-6:42 pm

2 stops39h 22m

$755

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Mon 8/17

12:10 pm-9:50 am

2 stops14h 40m

Bologna Guglielmo Marconi

Mon 8/24

6:40 pm-1:25 pm

1 stop25h 45m

$789

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Mon 8/17

12:10 pm-9:50 am

2 stops14h 40m

Bologna Guglielmo Marconi

Mon 8/24

10:20 am-1:25 pm

1 stop34h 05m

$790

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Mon 8/17

3:30 pm-5:50 pm

1 stop19h 20m

Bologna Guglielmo Marconi

Mon 8/24

2:50 pm-1:25 pm

1 stop29h 35m

$820

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Mon 8/17

3:30 pm-5:50 pm

1 stop19h 20m

Bologna Guglielmo Marconi

Mon 8/24

2:50 pm-1:25 pm

1 stop29h 35m

$830

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 8/14

1:00 pm-10:40 pm

2 stops26h 40m

Bologna Guglielmo Marconi

Wed 8/26

6:15 am-1:25 pm

1 stop14h 10m

$839

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 8/14

3:30 pm-2:30 pm

1 stop16h 00m

Bologna Guglielmo Marconi

Wed 8/26

6:15 am-1:25 pm

1 stop14h 10m

$844

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 8/14

3:30 pm-2:30 pm

1 stop16h 00m

Bologna Guglielmo Marconi

Wed 8/26

6:15 am-1:25 pm

1 stop14h 10m

$845
Quickest round-trip

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 8/14

6:54 pm-4:30 pm

2 stops14h 36m

Bologna Guglielmo Marconi

Wed 8/26

1:30 pm-9:17 pm

2 stops14h 47m

$849

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 8/14

6:54 pm-4:30 pm

2 stops14h 36m

Bologna Guglielmo Marconi

Wed 8/26

6:05 am-3:38 pm

2 stops16h 33m

$851

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Bologna from

How to get the cheapest flight ticket from St. Louis to Bologna

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Lambert-St Louis to Bologna Guglielmo Marconi?

Delta and Lufthansa are the most popular carriers operating from Lambert-St Louis to Bologna Guglielmo Marconi

What airlines fly to Bologna?

Lufthansa, United Airlines and British Airways are the top three most popular airlines that fly to Bologna from St. Louis according to our data. Lufthansa is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Bologna. Keep in mind that there are 4 different airlines that fly to Bologna on a routine basis, so you have a few additional options to choose from.

When to book flights from St. Louis to Bologna

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Bologna according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Bologna (STL to BLQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Bologna

Fastest flight time

20h 00m

Direct flights

None
The fastest flight from St. Louis to Bologna takes 20h 00m
There are no direct flights from St. Louis to Bologna. There are no popular flight routes from St. Louis to Bologna.
Search flight deals

Frequently asked questions about flying from St. Louis to Bologna

  • How far is Lambert-St Louis to Bologna Guglielmo Marconi by plane?

    The distance between Lambert-St Louis and Bologna Guglielmo Marconi is about 4900.2 mi. In terms of flight time, this usually takes a little over 20h 00m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Bologna Guglielmo Marconi Airport?

    Prices for flights from Lambert-St Louis Airport to Bologna Guglielmo Marconi Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Lambert-St Louis Airport to Bologna Guglielmo Marconi Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Bologna Guglielmo Marconi Airport.

  • What documentation or ID do you need to fly to Bologna Guglielmo Marconi Airport?

    The travel and health documents required for your trip to Bologna Guglielmo Marconi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bologna Guglielmo Marconi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Bologna?

Book flights to Bologna if you plan to visit one of these locations
Modena
Ferrara
Imola
Maranello
Reggio nell'Emilia

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Bologna?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Bologna for you.

Can I find flights from St. Louis to Bologna with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Bologna flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Bologna?

Once you have performed a search for St. Louis to Bologna flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Bologna right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Bologna now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bologna and let you know when they change.

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