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Cheap flights from St. Louis to Olbia from $1,633

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 Olbia departing on 4/2. 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 Olbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:18 pm - 4:35 pmSTL-OLB
16h 17m2 stops
Lufthansa Logo
5:30 pm - 9:04 pmOLB-STL
34h 34m2 stops
$1,633Lufthansa
Find Deal
Thu, Apr 2 - Mon, Apr 6
Lufthansa Logo
5:18 pm - 8:30 pmSTL-OLB
44h 12m2 stops
Lufthansa Logo
5:30 pm - 9:04 pmOLB-STL
34h 34m2 stops
$1,665Lufthansa
Find Deal
Thu, Apr 2 - Mon, Apr 6

Lufthansa flights from St. Louis to Olbia

Our best Lufthansa deals on St. Louis to Olbia flight tickets
Lufthansa
Apr 2
STL5:18 pmLambert-St Louis
16h 17m
2 stops
OLB4:35 pmOlbia Costa Smeralda
Apr 6
OLB5:30 pmOlbia Costa Smeralda
34h 34m
2 stops
STL9:04 pmLambert-St Louis
$1,633
Find similar
Lufthansa
Apr 2
STL5:18 pmLambert-St Louis
44h 12m
2 stops
OLB8:30 pmOlbia Costa Smeralda
Apr 6
OLB5:30 pmOlbia Costa Smeralda
34h 34m
2 stops
STL9:04 pmLambert-St Louis
$1,665
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Olbia 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 23, 2025.
Use the filters below to find and compare flights from St. Louis to Olbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisOlbia

STL - OLB

STLOLB

Lambert-St Louis

Thu 4/2

5:18 pm-4:35 pm

2 stops16h 17m

Olbia Costa Smeralda

Mon 4/6

5:30 pm-9:04 pm

2 stops34h 34m

$1,633

St. LouisOlbia

STL - OLB

STLOLB

Lambert-St Louis

Thu 4/2

5:18 pm-8:30 pm

2 stops44h 12m

Olbia Costa Smeralda

Mon 4/6

5:30 pm-9:04 pm

2 stops34h 34m

$1,665

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from St. Louis to Olbia

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

Cheap St. Louis to Olbia (STL to OLB) flight deals and tips

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

Direct flights

None
There are no direct flights from St. Louis to Olbia. There are no popular flight routes from St. Louis to Olbia.
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  • How far is Lambert-St Louis to Olbia Costa Smeralda by plane?

    The distance between Lambert-St Louis and Olbia Costa Smeralda is about 4969.4 mi. In terms of flight time, this usually takes a little over 16h 17m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Olbia Costa Smeralda Airport?

    Prices for flights from Lambert-St Louis Airport to Olbia Costa Smeralda Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Lambert-St Louis Airport to Olbia Costa Smeralda 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 Olbia Costa Smeralda Airport.

  • What documentation or ID do you need to fly to Olbia Costa Smeralda Airport?

    The required travel and health documents for your Olbia Costa Smeralda Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Olbia Costa Smeralda Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from St. Louis to Olbia?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to St. Louis from Olbia. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from St. Louis to Olbia with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Olbia?

Book flights to Olbia if you plan to visit one of these locations
Porto Cervo
San Teodoro
La Maddalena
Cala Gonone
Palau
Costa Smeralda
Porto Rotondo
Santa Teresa Gallura
Golfo Aranci

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Olbia. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Olbia from St. Louis.

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

Yes. momondo can track prices for St. Louis to Olbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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