Cheap Flights from Belfast (BFS) to Boise (BOI)

Popular airlines from Belfast International Airport (BFS) to Boise Airport (BOI)

Frequently asked questions

How much does a flight from Belfast Intl. Airport (BFS) to Boise Airport (BOI) cost?
Secure a cheap one-way flight or cheap return flight from Belfast Intl. Airport (BFS) to Boise Airport (BOI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Belfast Intl. Airport (BFS) to Boise Airport (BOI)?
is the most affordable month to fly from BFS to BOI. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Belfast Intl. Airport (BFS) to Boise Airport (BOI)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from BFS to BOI. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Belfast Intl. Airport (BFS) to Boise Airport (BOI)?
You'll have to hop on a flight with a layover if you're traveling from Belfast Intl. Airport (BFS) to Boise Airport (BOI). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from BFS to BOI?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on various factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Belfast Intl. Airport (BFS) to Boise Airport (BOI)?
To avoid potential delays on the Belfast Intl. Airport (BFS) to Boise Airport (BOI) route, aim to travel before 3 PM. Flights after this time are 22% more likely to be canceled.**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 Belfast Intl. Airport (BFS) to Boise Airport (BOI) last-minute?
Holding off until right before your break to book a flight from BFS to BOI generally means paying more. Although you may find some last-minute discounts, there's no guarantee. Be flexible with your itinerary for the best chance of snagging a bargain.
Is it cheaper to book a BFS to BOI flight and hotel package?
Compared with arranging hotels and flights separately, booking a BFS to BOI flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Just secure your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Belfast Intl. Airport (BFS) to Boise Airport (BOI)?
If you booked your BFS to BOI flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Origin airport
Belfast Intl.
Destination airport
Boise
Distance
4507 mi

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Belfast to Boise Flights

The cheapest times to fly from Belfast to Boise

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 Belfast to Boise are during the month of . You can find some of the cheapest flights from Belfast to Boise with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Belfast to Boise

Sunday is one of the best days to book for cheap flights from Belfast to Boise: 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 Belfast to Boise

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 Belfast to Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Belfast to Boise 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 Belfast to Boise 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.

 

Belfast to Boise Flights

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*Available to One Key members.