$899 Cheap Flights from Penang (PEN) to Boise (BOI)

View $899 flight on Fri, Feb 27, 2026Opens in a new window

Popular airlines from Penang Intl. Airport (PEN) to Boise Airport (BOI)

Cheap Flights from Penang to Boise (PEN-BOI)

Prices were available within the past 7 days and start at $899 for one-way flights and $1,511 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,511 Roundtrip, found 5 days ago
$1,511
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,511 found 5 days ago
Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,519 Roundtrip, found 5 days ago
$1,519
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,519 found 5 days ago
Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,542 Roundtrip, found 5 days ago
$1,542
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,542 found 5 days ago
Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,550 Roundtrip, found 5 days ago
$1,550
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,550 found 5 days ago
Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,584 Roundtrip, found 5 days ago
$1,584
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,584 found 5 days ago
Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,592 Roundtrip, found 5 days ago
$1,592
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,592 found 5 days ago
Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,601 Roundtrip, found 5 days ago
$1,601
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,601 found 5 days ago
Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,615 Roundtrip, found 5 days ago
$1,615
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,615 found 5 days ago
Cathay Pacific
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$1,623 Roundtrip, found 5 days ago
$1,623
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $1,623 found 5 days ago
Singapore Airlines
Sun, Dec 21 - Wed, Dec 31
PEN
Penang
BOI
Boise
$3,508 Roundtrip, found 5 days ago
$3,508
Roundtrip
found 5 days ago
Select Singapore Airlines flight, departing Sun, Dec 21 from Penang to Boise, returning Wed, Dec 31, priced at $3,508 found 5 days ago
Flights from Penang (PEN) to Boise (BOI)
Origin airport
Penang Intl.
Destination airport
Boise
Roundtrip price
$1,511
Distance
8366 mi

Penang to Boise Flights

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

 

The best time to book a flight from Penang to Boise

Sunday is one of the best days to book for cheap flights from Penang 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 Penang 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 Penang to Boise in 2026. You can also book with separate airlines for your outbound and return journeys, from $899 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 Penang 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 Penang 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.

 

Frequently asked questions

How much does a flight from Penang Intl. Airport (PEN) to Boise Airport (BOI) cost?
Snag a cheap one-way flight from $899 or cheap return flight from $1,511 from Penang Intl. Airport (PEN) 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 Penang Intl. Airport (PEN) to Boise Airport (BOI)?
The cheapest month to fly from PEN to BOI is December, when there's less demand. Off-peak months are typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Penang Intl. Airport (PEN) to Boise Airport (BOI)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PEN to BOI flight.
How many flights per day from Penang Intl. Airport (PEN) to Boise Airport (BOI)?
You'll have to hop on a flight with a layover when traveling from Penang Intl. Airport (PEN) to Boise Airport (BOI). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from PEN to BOI?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Penang Intl. Airport (PEN) to Boise Airport (BOI)?
Select a flight from Penang Intl. Airport (PEN) to Boise Airport (BOI) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Penang Intl. Airport (PEN) to Boise Airport (BOI) last-minute?
Last-minute bookings from PEN to BOI are usually more expensive. For the lowest prices, start searching for flights as soon as possible. That said, if you're flexible with your travel dates, it's possible to score a cheap fare just before your departure.
Is it cheaper to book a PEN to BOI flight and hotel package?
Compared with arranging flights and hotels separately, booking a PEN to BOI flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Penang Intl. Airport (PEN) to Boise Airport (BOI)?
In most instances, you're able to reschedule or cancel your PEN to BOI flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you need more details, head to our Customer Service portal.

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*Available to One Key members.