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Cheap flights from St. Louis to Bologna from $486

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bologna departing on 12/5. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
6:42 pm - 11:00 pmSTL-BLQ
21h 18m2 stops
Lufthansa Logo
6:40 am - 1:55 pmBLQ-STL
14h 15m1 stop
$486Lufthansa
Find Deal
Fri, Dec 5 - Fri, Dec 12
Multiple Airlines Logo
4:05 pm - 11:00 pmSTL-BLQ
23h 55m2 stops
Multiple Airlines Logo
5:50 pm - 3:29 pmBLQ-STL
52h 39m2 stops
$535Multiple Airlines
Find Deal
Fri, Dec 5 - Fri, Dec 12
United Airlines Logo
1:35 pm - 12:40 pmSTL-BLQ
16h 05m2 stops
United Airlines Logo
10:05 am - 3:29 pmBLQ-STL
36h 24m2 stops
$537United Airlines
Find Deal
Thu, Dec 4 - Thu, Dec 11
Lufthansa Logo
11:22 am - 12:40 pmSTL-BLQ
18h 18m2 stops
Lufthansa Logo
6:25 am - 11:59 pmBLQ-STL
24h 34m2 stops
$538Lufthansa
Find Deal
Fri, Jan 30 - Sun, Feb 8
Lufthansa Logo
6:43 pm - 5:05 pmSTL-BLQ
15h 22m2 stops
Lufthansa Logo
6:25 am - 1:55 pmBLQ-STL
14h 30m1 stop
$608Lufthansa
Find Deal
Sun, Nov 16 - Sun, Nov 23
Multiple Airlines Logo
6:43 pm - 5:05 pmSTL-BLQ
15h 22m2 stops
Multiple Airlines Logo
6:00 am - 7:16 pmBLQ-STL
20h 16m2 stops
$612Multiple Airlines
Find Deal
Sun, Nov 16 - Sun, Nov 23
Lufthansa Logo
3:50 pm - 2:00 pmSTL-BLQ
15h 10m1 stop
Lufthansa Logo
6:25 am - 1:55 pmBLQ-STL
14h 30m1 stop
$623Lufthansa
Find Deal
Sun, Nov 16 - Sun, Nov 23
United Airlines Logo
4:50 pm - 5:05 pmSTL-BLQ
18h 15m2 stops
United Airlines Logo
6:00 am - 4:40 pmBLQ-STL
17h 40m2 stops
$765United Airlines
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Fri, Mar 27 - Tue, Mar 31
Air Canada Logo
11:20 am - 12:40 pmSTL-BLQ
18h 20m3 stops
Air Canada Logo
6:00 am - 9:13 pmBLQ-STL
22h 13m3 stops
$897Air Canada
Find Deal
Fri, Jan 30 - Sun, Feb 8
Air Canada Logo
11:20 am - 12:40 pmSTL-BLQ
18h 20m3 stops
Air Canada Logo
6:00 am - 9:13 pmBLQ-STL
22h 13m3 stops
$997Air Canada
Find Deal
Fri, Jan 30 - Sun, Feb 8

United Airlines flights from St. Louis to Bologna

Our best United Airlines deals on St. Louis to Bologna flight tickets
United Airlines
Dec 4
STL1:35 pmLambert-St Louis
16h 05m
2 stops
BLQ12:40 pmBologna Guglielmo Marconi
Dec 11
BLQ10:05 amBologna Guglielmo Marconi
36h 24m
2 stops
STL3:29 pmLambert-St Louis
$537
Find similar
United Airlines
Mar 27
STL4:50 pmLambert-St Louis
18h 15m
2 stops
BLQ5:05 pmBologna Guglielmo Marconi
Mar 31
BLQ6:00 amBologna Guglielmo Marconi
17h 40m
2 stops
STL4:40 pmLambert-St Louis
$765
Find similar
United Airlines
Mar 27
STL4:50 pmLambert-St Louis
18h 15m
2 stops
BLQ5:05 pmBologna Guglielmo Marconi
Mar 31
BLQ6:00 amBologna Guglielmo Marconi
17h 40m
2 stops
STL4:40 pmLambert-St Louis
$766
Find similar

Air Canada flights from St. Louis to Bologna

Our best Air Canada deals on St. Louis to Bologna flight tickets
Air Canada
Jan 30
STL11:20 amLambert-St Louis
18h 20m
3 stops
BLQ12:40 pmBologna Guglielmo Marconi
Feb 8
BLQ6:00 amBologna Guglielmo Marconi
22h 13m
3 stops
STL9:13 pmLambert-St Louis
$897
Find similar
Air Canada
Jan 30
STL11:20 amLambert-St Louis
18h 20m
3 stops
BLQ12:40 pmBologna Guglielmo Marconi
Feb 8
BLQ6:00 amBologna Guglielmo Marconi
22h 13m
3 stops
STL9:13 pmLambert-St Louis
$997
Find similar
Air Canada
Nov 16
STL11:05 amLambert-St Louis
18h 35m
3 stops
BLQ12:40 pmBologna Guglielmo Marconi
Nov 23
BLQ6:00 amBologna Guglielmo Marconi
22h 40m
3 stops
STL9:40 pmLambert-St Louis
$1,535
Find similar

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 October 22, 2025.
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

Fri 12/5

6:42 pm-11:00 pm

2 stops21h 18m

Bologna Guglielmo Marconi

Fri 12/12

6:40 am-1:55 pm

1 stop14h 15m

$486

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 12/5

4:05 pm-11:00 pm

2 stops23h 55m

Bologna Guglielmo Marconi

Fri 12/12

5:50 pm-3:29 pm

2 stops52h 39m

$535

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Thu 12/4

1:35 pm-12:40 pm

2 stops16h 05m

Bologna Guglielmo Marconi

Thu 12/11

10:05 am-3:29 pm

2 stops36h 24m

$537

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 1/30

11:22 am-12:40 pm

2 stops18h 18m

Bologna Guglielmo Marconi

Sun 2/8

6:25 am-11:59 pm

2 stops24h 34m

$538

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Sun 11/16

6:43 pm-5:05 pm

2 stops15h 22m

Bologna Guglielmo Marconi

Sun 11/23

6:25 am-1:55 pm

1 stop14h 30m

$608

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Sun 11/16

6:43 pm-5:05 pm

2 stops15h 22m

Bologna Guglielmo Marconi

Sun 11/23

6:00 am-7:16 pm

2 stops20h 16m

$612

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Sun 11/16

3:50 pm-2:00 pm

1 stop15h 10m

Bologna Guglielmo Marconi

Sun 11/23

6:25 am-1:55 pm

1 stop14h 30m

$623

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 3/27

4:50 pm-5:05 pm

2 stops18h 15m

Bologna Guglielmo Marconi

Tue 3/31

6:00 am-4:40 pm

2 stops17h 40m

$765

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 1/30

11:20 am-12:40 pm

3 stops18h 20m

Bologna Guglielmo Marconi

Sun 2/8

6:00 am-9:13 pm

3 stops22h 13m

$897

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 1/30

11:20 am-12:40 pm

3 stops18h 20m

Bologna Guglielmo Marconi

Sun 2/8

6:00 am-9:13 pm

3 stops22h 13m

$997

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 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 day to depart on your flight to Bologna?

According to our data, Wednesday is the cheapest day to fly to Bologna from St. Louis. The lowest ticket price found for a Wednesday departure recently was $840. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from St. Louis to Bologna on a Saturday will generally be more expensive and average around $1,564. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Bologna?

Our most recent data shows that the best time of day to fly to Bologna is in the morning. Flights from St. Louis to Bologna during this time can be as low as $1,336. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,401 on average. Flights to Bologna from St. Louis at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
There are no direct flights from St. Louis to Bologna. There are no popular flight routes from St. Louis to Bologna.
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  • 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 50m.

  • 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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