S$224 Cheap Flights from Boise to Denver

View S$224 flight on Thu, 14 Aug, 2025Opens in a new window

Popular airlines from Boise Airport (BOI) to Denver Intl. Airport (DEN)

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Cheap Flights from Boise to Denver (BOI-DEN)

Prices were available within the past 7 days and start at S$224 for one-way flights and S$448 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$448 Return, found 17 hours ago
S$448
Return
found 17 hours ago
Select Delta flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$448 found 17 hours ago
Delta
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$480 Return, found 17 hours ago
S$480
Return
found 17 hours ago
Select Delta flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$480 found 17 hours ago
United
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$505 Return, found 17 hours ago
S$505
Return
found 17 hours ago
Select United flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$505 found 17 hours ago
American Airlines
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$508 Return, found 17 hours ago
S$508
Return
found 17 hours ago
Select American Airlines flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$508 found 17 hours ago
United
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$513 Return, found 17 hours ago
S$513
Return
found 17 hours ago
Select United flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$513 found 17 hours ago
United
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$518 Return, found 17 hours ago
S$518
Return
found 17 hours ago
Select United flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$518 found 17 hours ago
Delta
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$519 Return, found 17 hours ago
S$519
Return
found 17 hours ago
Select Delta flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$519 found 17 hours ago
United
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$537 Return, found 17 hours ago
S$537
Return
found 17 hours ago
Select United flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$537 found 17 hours ago
American Airlines
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$540 Return, found 17 hours ago
S$540
Return
found 17 hours ago
Select American Airlines flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$540 found 17 hours ago
United
Thu, 14 Aug - Sun, 17 Aug
BOI
Boise
DEN
Denver
S$549 Return, found 17 hours ago
S$549
Return
found 17 hours ago
Select United flight, departing Thu, 14 Aug from Boise to Denver, returning Sun, 17 Aug, priced at S$549 found 17 hours ago

Find the cheapest month to fly from Boise (BOI) to Denver (DEN)

June is typically the cheapest month to fly

From S$152 - S$347 per traveller.

Graph displaying average flight prices per month

Boise to Denver route information
Origin airport
Boise
Destination airport
Denver Intl.
Return price
S$447
Distance
1036 km
Average flight time
1 hour 56 mins

Perfect flights from Boise to Denver

Your Journey from Boise to Denver

Start your unforgettable journey with Expedia. Our broad selection of flights from Boise to Denver caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United, American Airlines, Alaska Airlines. Our selection of flights from Boise to Denver Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Boise to Denver Flights

Experience the joy of finding cheap flights from Boise to Denver Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$224 and roundtrip prices from S$448*.
 

Pre-Flight Essentials

Ensure a smooth journey from Boise to Denver with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Denver

Picture yourself stepping off the plane in Denver and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Boise to Denver Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Boise to Denver.
 

Beyond the Flight – Exploring Denver

With Expedia, your adventure extends beyond the flight. Explore Denver at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Boise to Denver with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Boise to Denver with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from BOI to DIA airport?
If you're travelling between BOI and DIA airport, round-trip flights start from S$448. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Boise Airport to DIA airport?
The majority of flights can be cancelled online, but every air carrier has its own terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from BOI to Denver Intl. Airport (DEN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for BOI to DIA airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from BOI to Denver Intl. Airport (DEN)?
With a flight distance of 1,050 kilometres, it's only a short hop from Boise Airport (BOI) to Denver Intl. Airport (DEN). It might be a quick journey, but it's still worth packing something to keep you busy on board.
Which airlines fly direct from Boise Airport to Denver Airport?
There are several airlines that fly straight from Boise Airport (BOI) to DEN. United Airlines (UA) is a great choice, offering 91 services on this route each month. Southwest Airlines (WN) is another option. It operates 78 flights a month. Between these two airlines, you'll be able to find a good deal from Boise to Denver.
Are Boise Airport to DEN flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Boise Airport (BOI) to Denver Intl. Airport (DEN) can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out entirely! If you'd prefer to start your travel planning ahead of time, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines release their prices so far in advance. Our top tip? Check back often as updates are made regularly.

Explore a world of travel with Expedia

*Available to Expedia members.