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Cheap flights from Santa Rosa (STS) to Belfast

STS — BHD
ago. 12 — ago. 191
mar. 8/12
mar. 8/19
1 adult, Economy
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Cheap flight deals from Santa Rosa to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 7, 2025.

Popular in

January

Cheapest in

October

Average price

$678
Highest demand for flights based on searches. 15% potential increase in price ($160 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Best time to book a flight from Santa Rosa to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Santa Rosa 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 Santa Rosa to Belfast

What is the cheapest month to book a flight from Santa Rosa to Belfast?

Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Belfast (average of $657). Flying from Santa Rosa to Belfast in June is currently the most expensive (average of $1,189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Belfast. 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 from for flights from Santa Rosa to Belfast?

    For a flight from Santa Rosa to Belfast, you will be flying from Sonoma County. Santa Rosa Sonoma County (STS) is just 7.2 mi from the center of the city. Sonoma County is the only Santa Rosa airport and it handles 0 outbound flights to Belfast per day. 0 airlines have flights to Belfast from Santa Rosa Sonoma County on a regular basis.

  • Can I find deals for flights from Santa Rosa to Belfast that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Belfast flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Belfast?

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

  • Can I find deals for business class flights from Santa Rosa to Belfast?

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

  • What is the cheapest month to book a flight from Santa Rosa to Belfast?

    Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Belfast (average of $657). Flying from Santa Rosa to Belfast in June is currently the most expensive (average of $1,189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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