$658 Cheap Flights from Boise (BOI) to Funchal (FNC)

View $658 flight on Mon, Dec 29, 2025Opens in a new window

Popular airlines from Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC)

Cheap Flights from Boise to Funchal (BOI-FNC)

Prices were available within the past 7 days and start at $658 for one-way flights and $698 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Thu, Jan 1 - Sun, Jan 11
BOI
Boise
FNC
Madeira Island
$698 Roundtrip, found 1 hour ago
$698
Roundtrip
found 1 hour ago
Select KLM flight, departing Thu, Jan 1 from Boise to Madeira Island, returning Sun, Jan 11, priced at $698 found 1 hour ago
KLM
Thu, Jan 1 - Sat, Jan 10
BOI
Boise
FNC
Madeira Island
$938 Roundtrip, found 1 hour ago
$938
Roundtrip
found 1 hour ago
Select KLM flight, departing Thu, Jan 1 from Boise to Madeira Island, returning Sat, Jan 10, priced at $938 found 1 hour ago
KLM
Thu, Jan 1 - Fri, Jan 9
BOI
Boise
FNC
Madeira Island
$963 Roundtrip, found 1 hour ago
$963
Roundtrip
found 1 hour ago
Select KLM flight, departing Thu, Jan 1 from Boise to Madeira Island, returning Fri, Jan 9, priced at $963 found 1 hour ago
Alaska Airlines
Tue, Dec 30 - Mon, Jan 12
BOI
Boise
FNC
Madeira Island
$1,176 Roundtrip, found 1 hour ago
$1,176
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Tue, Dec 30 from Boise to Madeira Island, returning Mon, Jan 12, priced at $1,176 found 1 hour ago
British Airways
Wed, Dec 31 - Mon, Jan 12
BOI
Boise
FNC
Madeira Island
$1,226 Roundtrip, found 1 hour ago
$1,226
Roundtrip
found 1 hour ago
Select British Airways flight, departing Wed, Dec 31 from Boise to Madeira Island, returning Mon, Jan 12, priced at $1,226 found 1 hour ago
United
Thu, Apr 9 - Fri, Apr 24
BOI
Boise
FNC
Madeira Island
$1,430 Roundtrip, found 17 hours ago
$1,430
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Apr 9 from Boise to Madeira Island, returning Fri, Apr 24, priced at $1,430 found 17 hours ago
United
Thu, Apr 9 - Fri, Apr 24
BOI
Boise
FNC
Madeira Island
$1,430 Roundtrip, found 17 hours ago
$1,430
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Apr 9 from Boise to Madeira Island, returning Fri, Apr 24, priced at $1,430 found 17 hours ago
Iberia
Sat, May 23 - Wed, Jun 3
BOI
Boise
FNC
Madeira Island
$1,464 Roundtrip, found 3 hours ago
$1,464
Roundtrip
found 3 hours ago
Select Iberia flight, departing Sat, May 23 from Boise to Madeira Island, returning Wed, Jun 3, priced at $1,464 found 3 hours ago
United
Thu, Apr 9 - Fri, Apr 24
BOI
Boise
FNC
Madeira Island
$1,492 Roundtrip, found 17 hours ago
$1,492
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Apr 9 from Boise to Madeira Island, returning Fri, Apr 24, priced at $1,492 found 17 hours ago
Delta
Mon, Dec 29 - Fri, Jan 9
BOI
Boise
FNC
Madeira Island
$1,499 Roundtrip, found 1 hour ago
$1,499
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Dec 29 from Boise to Madeira Island, returning Fri, Jan 9, priced at $1,499 found 1 hour ago

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC) cost?
Snag a cheap one-way flight from $658 or cheap return flight from $698 from Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC) 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 Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC)?
January is the cheapest month to fly from BOI to FNC. Traveling during quieter months is often the key to landing a great deal.
What is the cheapest airline that flies from Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from BOI to FNC. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC)?
You'll need to hop on a flight with a layover when traveling from Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from BOI to FNC?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC)?
To land at Cristiano Ronaldo Airport (FNC) without delays, choose a flight that leaves from Boise Airport (BOI) 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 Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC) last-minute?
Waiting until just before your departure to book a flight from BOI to FNC generally means paying more. While you might 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 BOI to FNC flight and hotel package?
Compared with arranging hotels and flights separately, booking a BOI to FNC flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Cristiano Ronaldo Airport (FNC)?
Typically, it's possible to cancel or reschedule your BOI to FNC flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Boise
Destination airport
Cristiano Ronaldo
Airlines serving
British Airways, Iberia, KLM, Lufthansa, United
Roundtrip price
$697
Distance
5126 mi

Book with confidence

Boise to Funchal Flights

The cheapest times to fly from Boise to Funchal

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

 

The best time to book a flight from Boise to Funchal

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

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 Boise to Funchal in 2025. You can also book with separate airlines for your outbound and return journeys, from $658 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 Boise to Funchal 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 Boise to Funchal 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.

 

Boise to Funchal Flights

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*Available to One Key members.