Cheap flights from San Francisco to Shannon from $479
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Shannon departing on 7/5. 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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United Airlines flights from San Francisco to Shannon
Our best United Airlines deals on San Francisco to Shannon flight tickets
Aer Lingus flights from San Francisco to Shannon
Our best Aer Lingus deals on San Francisco to Shannon flight tickets
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How to get the cheapest flight ticket from San Francisco to Shannon
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 month to fly to Shannon?
The cheapest month to fly to Shannon from San Francisco is in October. Flight prices, which tend to average around $704, are often lower during this time because this is during the off-season. If you don’t want to visit Shannon in October, then you should wait until August to fly from San Francisco, when ticket prices are also cheap, with an average price of $808.
What is the cheapest day to depart on your flight to Shannon?
According to our data, Monday is the cheapest day to fly to Shannon from San Francisco. The lowest ticket price found for a Monday departure recently was $882. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,144. These prices are subject to change though, so be sure to set up a Price Alert for flights to Shannon.
What is the cheapest time of day to depart on your flight to Shannon?
Our most recent data shows that the best time of day to fly to Shannon is in the afternoon. Flights from San Francisco to Shannon during this time can be as low as $921. In contrast, the most expensive time of day to depart to Shannon is in the morning when prices are around $984.
How far in advance should I book a flight to Shannon?
You are more likely to see cheaper flights to Shannon from San Francisco when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Shannon for around $1,001 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shannon from San Francisco for as low as $809 on momondo.
What is the cheapest airline that flies from San Francisco to Shannon?
Aer Lingus, United Airlines, and American Airlines are the most popular carriers operating from San Francisco to Shannon
What airlines fly to Shannon?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Shannon from San Francisco according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Shannon. Keep in mind that there are 6 different airlines that fly to Shannon on a routine basis, so you have a few additional options to choose from.
When to book flights from San Francisco to Shannon
Cheap San Francisco to Shannon (SFO to SNN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Shannon
How far is San Francisco to Shannon by plane?
Shannon is 5024.6 mi away from San Francisco. 12h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from San Francisco Airport to Shannon Airport?
Prices for flights from San Francisco Airport to Shannon Airport were last updated today.
How many operators does momondo search for flights from San Francisco Airport to Shannon Airport?
As of January 2025, there are 5 operators available to choose from for flights from San Francisco Airport to Shannon Airport.
How old do you have to be to fly from San Francisco Airport to Shannon 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 San Francisco Airport to Shannon Airport.
What documentation or ID do you need to fly to Shannon Airport?
The travel and health documents you'll need for your trip to Shannon Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Shannon Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Francisco to Shannon?
momondo data reveals that the most frequently booked airline on the route from San Francisco to Shannon is United Airlines, representing 56% of all bookings. The subsequent popular airlines are American Airlines at 19%, Delta at 15%, and British Airways at 6%.
Best airlines flying from San Francisco to Shannon
Compare and see reviews for airlines that fly from San Francisco to Shannon with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $631 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $682 | Free Cancellation | Rating 7.4 8,945 reviews | |||
| PriceFrom $700 | Free Cancellation | Rating 8.0 8,468 reviews | |||
| PriceFrom $727 | Free Cancellation | Rating 7.1 1,080 reviews | |||
| PriceFrom $793 | Free Cancellation | Rating 6.6 6,805 reviews |
Traveling to a place near Shannon?
Book flights to Shannon if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Francisco to Shannon?
It is quick and easy to find San Francisco to Shannon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Shannon that suits you.
Can I find flights from San Francisco to Shannon with flexible booking policies on momondo?
All flight searches from San Francisco to Shannon on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from San Francisco to Shannon?
Once you have performed a search for San Francisco to Shannon 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 San Francisco to Shannon right now. Can momondo alert me if prices change?
If you are not ready to book a flight from San Francisco to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.