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Cheap flights from St. Louis to Bologna from $417

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 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Bologna

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
4:50 pm - 6:15 pm
STL
-
BLQ
19h 25m
1 stop
Lufthansa Logo
6:30 pm - 9:08 pm
BLQ
-
STL
33h 38m
2 stops
$689Lufthansa
Sun, Mar 22 - Sun, Mar 29
Lufthansa Logo
4:50 pm - 12:40 pm
STL
-
BLQ
13h 50m
2 stops
Lufthansa Logo
6:30 pm - 9:08 pm
BLQ
-
STL
33h 38m
2 stops
$710Lufthansa
Sun, Mar 22 - Sun, Mar 29
United Airlines Logo
6:25 am - 5:05 pm
STL
-
BLQ
28h 40m
2 stops
United Airlines Logo
2:45 pm - 9:08 pm
BLQ
-
STL
37h 23m
2 stops
$719United Airlines
Sun, Mar 22 - Sun, Mar 29
Lufthansa Logo
3:30 pm - 12:50 pm
STL
-
BLQ
14h 20m
2 stops
Lufthansa Logo
1:30 pm - 9:08 pm
BLQ
-
STL
14h 38m
2 stops
$757Lufthansa
Fri, Apr 17 - Wed, Apr 22
Multiple Airlines Logo
1:11 pm - 10:20 am
STL
-
BLQ
14h 09m
2 stops
Multiple Airlines Logo
2:55 pm - 10:59 pm
BLQ
-
STL
15h 04m
2 stops
$760Multiple Airlines
Wed, Feb 25 - Wed, Mar 4
Multiple Airlines Logo
1:11 pm - 10:20 am
STL
-
BLQ
14h 09m
2 stops
Multiple Airlines Logo
2:40 pm - 10:59 pm
BLQ
-
STL
15h 19m
2 stops
$763Multiple Airlines
Tue, Feb 24 - Thu, Mar 5
Lufthansa Logo
4:50 pm - 2:00 pm
STL
-
BLQ
15h 10m
1 stop
Lufthansa Logo
6:30 pm - 9:08 pm
BLQ
-
STL
33h 38m
2 stops
$780Lufthansa
Sun, Mar 22 - Sun, Mar 29
United Airlines Logo
8:30 am - 5:00 pm
STL
-
BLQ
26h 30m
2 stops
United Airlines Logo
1:20 pm - 10:12 am
BLQ
-
STL
50h 52m
2 stops
$817United Airlines
Thu, Mar 12 - Sun, Mar 22
Lufthansa Logo
3:30 pm - 12:50 pm
STL
-
BLQ
14h 20m
2 stops
Lufthansa Logo
1:30 pm - 9:08 pm
BLQ
-
STL
14h 38m
2 stops
$826Lufthansa
Wed, Apr 1 - Tue, Apr 7
Multiple Airlines Logo
1:10 pm - 10:15 am
STL
-
BLQ
14h 05m
2 stops
Multiple Airlines Logo
1:30 pm - 9:08 pm
BLQ
-
STL
14h 38m
2 stops
$842Multiple Airlines
Mon, Apr 27 - Mon, May 4

Lufthansa flights from St. Louis to Bologna

Our best Lufthansa deals on St. Louis to Bologna flight tickets
Lufthansa
Mar 22
STL4:50 pmLambert-St Louis
19h 25m
1 stop
BLQ6:15 pmBologna Guglielmo Marconi
Mar 29
BLQ6:30 pmBologna Guglielmo Marconi
33h 38m
2 stops
STL9:08 pmLambert-St Louis
$689
Lufthansa
Mar 22
STL4:50 pmLambert-St Louis
13h 50m
2 stops
BLQ12:40 pmBologna Guglielmo Marconi
Mar 29
BLQ6:30 pmBologna Guglielmo Marconi
33h 38m
2 stops
STL9:08 pmLambert-St Louis
$710
Lufthansa
Apr 17
STL3:30 pmLambert-St Louis
14h 20m
2 stops
BLQ12:50 pmBologna Guglielmo Marconi
Apr 22
BLQ1:30 pmBologna Guglielmo Marconi
14h 38m
2 stops
STL9:08 pmLambert-St Louis
$757

United Airlines flights from St. Louis to Bologna

Our best United Airlines deals on St. Louis to Bologna flight tickets
United Airlines
Mar 22
STL6:25 amLambert-St Louis
28h 40m
2 stops
BLQ5:05 pmBologna Guglielmo Marconi
Mar 29
BLQ2:45 pmBologna Guglielmo Marconi
37h 23m
2 stops
STL9:08 pmLambert-St Louis
$719
United Airlines
Mar 12
STL8:30 amLambert-St Louis
26h 30m
2 stops
BLQ5:00 pmBologna Guglielmo Marconi
Mar 22
BLQ1:20 pmBologna Guglielmo Marconi
50h 52m
2 stops
STL10:12 amLambert-St Louis
$817
United Airlines
Jul 7
STL3:30 pmLambert-St Louis
15h 50m
1 stop
BLQ2:20 pmBologna Guglielmo Marconi
Jul 15
BLQ6:05 amBologna Guglielmo Marconi
34h 43m
2 stops
STL9:48 amLambert-St Louis
$925

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 January 29, 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

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Sun 3/22

4:50 pm-6:15 pm

1 stop19h 25m

Bologna Guglielmo Marconi

Sun 3/29

6:30 pm-9:08 pm

2 stops33h 38m

$689

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Sun 3/22

4:50 pm-12:40 pm

2 stops13h 50m

Bologna Guglielmo Marconi

Sun 3/29

6:30 pm-9:08 pm

2 stops33h 38m

$710

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Sun 3/22

6:25 am-5:05 pm

2 stops28h 40m

Bologna Guglielmo Marconi

Sun 3/29

2:45 pm-9:08 pm

2 stops37h 23m

$719

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 4/17

3:30 pm-12:50 pm

2 stops14h 20m

Bologna Guglielmo Marconi

Wed 4/22

1:30 pm-9:08 pm

2 stops14h 38m

$757

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Wed 2/25

1:11 pm-10:20 am

2 stops14h 09m

Bologna Guglielmo Marconi

Wed 3/4

2:55 pm-10:59 pm

2 stops15h 04m

$760

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Tue 2/24

1:11 pm-10:20 am

2 stops14h 09m

Bologna Guglielmo Marconi

Thu 3/5

2:40 pm-10:59 pm

2 stops15h 19m

$763

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Sun 3/22

4:50 pm-2:00 pm

1 stop15h 10m

Bologna Guglielmo Marconi

Sun 3/29

6:30 pm-9:08 pm

2 stops33h 38m

$780

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Thu 3/12

8:30 am-5:00 pm

2 stops26h 30m

Bologna Guglielmo Marconi

Sun 3/22

1:20 pm-10:12 am

2 stops50h 52m

$817

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Wed 4/1

3:30 pm-12:50 pm

2 stops14h 20m

Bologna Guglielmo Marconi

Tue 4/7

1:30 pm-9:08 pm

2 stops14h 38m

$826

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Mon 4/27

1:10 pm-10:15 am

2 stops14h 05m

Bologna Guglielmo Marconi

Mon 5/4

1:30 pm-9:08 pm

2 stops14h 38m

$842

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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?

United Airlines, Delta, and Iberia are the most popular carriers operating from Lambert-St Louis to Bologna Guglielmo Marconi

What airlines fly to Bologna?

United Airlines, Lufthansa and Delta are the top three most popular airlines that fly to Bologna from St. Louis according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Bologna. Keep in mind that there are 6 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

13h 02m

Direct flights

None
The fastest flight from St. Louis to Bologna takes 13h 02m
There are no direct flights from St. Louis to Bologna. There are no popular flight routes from St. Louis to Bologna.
Search flight deals

  • 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 13h 02m.

  • 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
Reggio nell'Emilia
Maranello

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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