In terms of precipitation, rainfall in Ostrava ranges from 1.2 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Ostrava when rainfall is around 1.2 in.

If weather is an important factor for your trip to Ostrava, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest time of day to fly from CA to OSR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Ostrava as you normally would.

What airport do you fly into for flights to Ostrava from California?

Located just 12.2 mi from the city center, Ostrava Mosnov (OSR) is the airport most travelers will use when flying to Ostrava from California.

Can I find deals for flights from California to Ostrava that include hotel bookings?

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

How can I find direct flights from California to Ostrava?

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

Can I find deals for business class flights from California to Ostrava?

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

$393+ Flights from California to Ostrava

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Cheap flight deals from California to Ostrava

Round-trip from	$1,037 (Mytrip)
One-way from	$393 (Kiwi.com)

From California to Ostrava Mosnov

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One-way flight from California to Ostrava Mosnov

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Find flight deals from California to Ostrava

Cheapest flights from California to Ostrava
Explore the most affordable flight options available from California to Ostrava. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

Tue 9/308:30 amSFO - OSR

2 stops28h 00mMultiple Airlines

Sun 10/53:50 pmOSR - SFO

3 stops31h 40mMultiple Airlines

Deal found 7/31

$1,037

Best flights from California to Ostrava
Discover carefully curated flight deals from California to Ostrava that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 2, 2025.

Tue 9/308:30 amSFO - OSR

2 stops28h 00mMultiple Airlines

Sun 10/53:50 pmOSR - SFO

3 stops31h 40mMultiple Airlines

Deal found 7/31

$1,037

One-way flights from California to Ostrava
Search for one-way flight options from California to Ostrava. Find affordable one-way fares based on user searches. Data last updated August 2, 2025.

Wed 9/36:10 amSFO - OSR

3 stops23h 00mMultiple Airlines

Deal found 8/1

$393

Wed 9/36:15 amSJC - OSR

2 stops46h 55mLOT

Deal found 8/1

$756

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoOstrava

SFO - OSR

SFOOSR

San Francisco

Tue 9/30

8:30 am-9:30 pm

2 stops28h 00m

Ostrava Mosnov

Sun 10/5

3:50 pm-2:30 pm

3 stops31h 40m

$1,037

San FranciscoOstrava

SFO - OSR

SFOOSR

San Francisco

Wed 9/3

6:10 am-2:10 pm

3 stops23h 00m

$393

San JoseOstrava

SJC - OSR

SJCOSR

San Jose

Wed 9/3

6:15 am-2:10 pm

2 stops46h 55m

$756

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Best time to book a flight from California to Ostrava

Have a flexible travel schedule? Discover the best time to fly to Ostrava from California 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 California to Ostrava

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ostrava

Read through reviews of airlines operating flights from California to Ostrava, such as LOT. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

LOT

7.6

Good

1,101 reviews

Reviews

1 / 20

2.0

Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.

LOT

7.6

Good

1,101 reviews

LOT

7.6

Good

1,101 reviews

Reviews

1 / 20

2.0

Mediocre

Hinesh,May 2025

LHR - WAW

Related info for your journey

What airport do you fly into for flights to Ostrava from California?
Located just 12.2 mi from the city center, Ostrava Mosnov (OSR) is the airport most travelers will use when flying to Ostrava from California.
Can I find deals for flights from California to Ostrava that include hotel bookings?
Yes. In addition to deals on California to Ostrava flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from California to Ostrava?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Ostrava.
Can I find deals for business class flights from California to Ostrava?
Yes. Cheapflights offers flight deals from California to Ostrava by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$393+ Cheap flights from California to Ostrava (OSR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from California to Ostrava with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from California to Ostrava

Keep the following information in mind while searching for California to Ostrava flight deals. Data was last updated August 2, 2025.

Round-trip from

One-way from

Find flight deals from California to Ostrava

Cheapest flights from California to OstravaExplore the most affordable flight options available from California to Ostrava. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

Explore the most affordable flight options available from California to Ostrava. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from California to Ostrava that are best for you.

Best time to book a flight from California to Ostrava

Have a flexible travel schedule? Discover the best time to fly to Ostrava from California with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from California to Ostrava

Reviews of airlines servicing Ostrava

Read through reviews of airlines operating flights from California to Ostrava, such as LOT. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What airport do you fly into for flights to Ostrava from California?

Can I find deals for flights from California to Ostrava that include hotel bookings?

How can I find direct flights from California to Ostrava?

Can I find deals for business class flights from California to Ostrava?

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.

Alternative routes for California to Ostrava

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Cheapest flights from California to Ostrava
Explore the most affordable flight options available from California to Ostrava. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.