$1,052 Cheap Flights from Sacramento (SMF) to Londonderry (LDY)

View $1,052 flight on Sat, Jun 6, 2026Opens in a new window

Popular airlines from Sacramento Intl. Airport (SMF) to Londonderry (LDY-City of Derry)

Cheap Flights from Sacramento to Londonderry (SMF-LDY)

Prices were available within the past 7 days and start at $1,052 for one-way flights and $1,388 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, Jun 1 - Wed, Jun 17
SMF
Sacramento
LDY
Londonderry
$1,388 Roundtrip, found 2 days ago
$1,388
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Jun 1 from Sacramento to Londonderry, returning Wed, Jun 17, priced at $1,388 found 2 days ago
Alaska Airlines
Mon, Jun 1 - Wed, Jun 17
SMF
Sacramento
LDY
Londonderry
$1,413 Roundtrip, found 2 days ago
$1,413
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Jun 1 from Sacramento to Londonderry, returning Wed, Jun 17, priced at $1,413 found 2 days ago
British Airways
Mon, Jun 1 - Wed, Jun 17
SMF
Sacramento
LDY
Londonderry
$1,438 Roundtrip, found 2 days ago
$1,438
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Jun 1 from Sacramento to Londonderry, returning Wed, Jun 17, priced at $1,438 found 2 days ago
British Airways
Mon, Jun 1 - Wed, Jun 17
SMF
Sacramento
LDY
Londonderry
$1,575 Roundtrip, found 2 days ago
$1,575
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Jun 1 from Sacramento to Londonderry, returning Wed, Jun 17, priced at $1,575 found 2 days ago
British Airways
Mon, Jun 1 - Wed, Jun 17
SMF
Sacramento
LDY
Londonderry
$1,613 Roundtrip, found 2 days ago
$1,613
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Jun 1 from Sacramento to Londonderry, returning Wed, Jun 17, priced at $1,613 found 2 days ago
Alaska Airlines
Mon, Jun 1 - Wed, Jun 17
SMF
Sacramento
LDY
Londonderry
$1,638 Roundtrip, found 2 days ago
$1,638
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Jun 1 from Sacramento to Londonderry, returning Wed, Jun 17, priced at $1,638 found 2 days ago
British Airways
Mon, Jun 1 - Wed, Jun 17
SMF
Sacramento
LDY
Londonderry
$1,663 Roundtrip, found 2 days ago
$1,663
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Jun 1 from Sacramento to Londonderry, returning Wed, Jun 17, priced at $1,663 found 2 days ago
British Airways
Mon, Jun 1 - Wed, Jun 17
SMF
Sacramento
LDY
Londonderry
$1,800 Roundtrip, found 2 days ago
$1,800
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Jun 1 from Sacramento to Londonderry, returning Wed, Jun 17, priced at $1,800 found 2 days ago

Frequently asked questions

How much does a flight from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY) cost?
Snag a cheap one-way flight from $1,052 or cheap return flight from $1,388 from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY)?
Flying in June may help you find better deals, as it's the cheapest month for flights between SMF and LDY. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY)?
To find the cheapest airline that'll fly you from SMF to LDY, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY)?
You'll need to hop on a flight with a layover if you're traveling from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from SMF to LDY?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a range of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY)?
To touch down at City of Derry Airport (LDY) without delays, choose a flight that leaves from Sacramento Intl. Airport (SMF) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY) last-minute?
Last-minute fares from SMF to LDY are typically more expensive. To lock in the best prices, start looking for flights well in advance. That being said, if your travel plans are flexible, it's possible to find a cheap fare right before your trip.
Is it cheaper to book a SMF to LDY flight and hotel package?
Compared with arranging hotels and flights separately, booking a SMF to LDY flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of planning your trip. Just pick your flights and choose from our extensive range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Sacramento Intl. Airport (SMF) to City of Derry Airport (LDY)?
In most cases, you're able to cancel or reschedule your SMF to LDY flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like more information, go to our Customer Service portal.

Travel information

Origin airport
Sacramento Intl.
Destination airport
City of Derry
Roundtrip price
$1,387
Distance
4897 mi

Book with confidence

Sacramento to Londonderry Flights

The cheapest times to fly from Sacramento to Londonderry

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sacramento to Londonderry are during the month of June. You can find some of the cheapest flights from Sacramento to Londonderry with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sacramento to Londonderry

Sunday is one of the best days to book for cheap flights from Sacramento to Londonderry: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sacramento to Londonderry

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sacramento to Londonderry in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,052 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sacramento to Londonderry flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sacramento to Londonderry airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sacramento to Londonderry Flights

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*Available to One Key members.