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Boulder

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Boulder Flights as Low as $477

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

United
Tue, Jul 15 - Tue, Jul 22
IAH
George Bush Intercontinental
HLN
Helena Regional
$477 Roundtrip, found 12 hours ago
$477
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Jul 15 from George Bush Intercontinental to Helena Regional, returning Tue, Jul 22, priced at $477 found 12 hours ago
Delta
Tue, Jul 15 - Tue, Jul 22
IAH
George Bush Intercontinental
HLN
Helena Regional
$477 Roundtrip, found 12 hours ago
$477
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Jul 15 from George Bush Intercontinental to Helena Regional, returning Tue, Jul 22, priced at $477 found 12 hours ago
Alaska Airlines
Wed, Jul 16 - Wed, Jul 23
IAH
George Bush Intercontinental
HLN
Helena Regional
$477 Roundtrip, found 11 hours ago
$477
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Wed, Jul 16 from George Bush Intercontinental to Helena Regional, returning Wed, Jul 23, priced at $477 found 11 hours ago
United
Tue, Jul 15 - Tue, Jul 22
IAH
George Bush Intercontinental
HLN
Helena Regional
$485 Roundtrip, found 12 hours ago
$485
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Jul 15 from George Bush Intercontinental to Helena Regional, returning Tue, Jul 22, priced at $485 found 12 hours ago
Delta
Mon, Jul 14 - Tue, Jul 22
IAH
George Bush Intercontinental
HLN
Helena Regional
$497 Roundtrip, found 11 hours ago
$497
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Jul 14 from George Bush Intercontinental to Helena Regional, returning Tue, Jul 22, priced at $497 found 11 hours ago
Alaska Airlines
Sat, Jul 12 - Wed, Jul 23
IAH
George Bush Intercontinental
HLN
Helena Regional
$497 Roundtrip, found 11 hours ago
$497
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Sat, Jul 12 from George Bush Intercontinental to Helena Regional, returning Wed, Jul 23, priced at $497 found 11 hours ago
United
Tue, Jul 15 - Tue, Jul 22
IAH
George Bush Intercontinental
HLN
Helena Regional
$502 Roundtrip, found 12 hours ago
$502
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Jul 15 from George Bush Intercontinental to Helena Regional, returning Tue, Jul 22, priced at $502 found 12 hours ago
Delta
Tue, Jul 15 - Fri, Jul 25
IAH
George Bush Intercontinental
HLN
Helena Regional
$503 Roundtrip, found 11 hours ago
$503
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Jul 15 from George Bush Intercontinental to Helena Regional, returning Fri, Jul 25, priced at $503 found 11 hours ago
Delta
Thu, Jul 17 - Tue, Jul 22
IAH
George Bush Intercontinental
HLN
Helena Regional
$508 Roundtrip, found 11 hours ago
$508
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Jul 17 from George Bush Intercontinental to Helena Regional, returning Tue, Jul 22, priced at $508 found 11 hours ago
United
Tue, Jul 15 - Tue, Jul 22
IAH
George Bush Intercontinental
HLN
Helena Regional
$510 Roundtrip, found 12 hours ago
$510
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Jul 15 from George Bush Intercontinental to Helena Regional, returning Tue, Jul 22, priced at $510 found 12 hours ago
Delta
Mon, Jul 14 - Sun, Jul 20
IAH
George Bush Intercontinental
HLN
Helena Regional
$517 Roundtrip, found 11 hours ago
$517
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Jul 14 from George Bush Intercontinental to Helena Regional, returning Sun, Jul 20, priced at $517 found 11 hours ago
Delta
Mon, Jul 14 - Fri, Jul 25
IAH
George Bush Intercontinental
HLN
Helena Regional
$522 Roundtrip, found 11 hours ago
$522
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Jul 14 from George Bush Intercontinental to Helena Regional, returning Fri, Jul 25, priced at $522 found 11 hours ago
Delta
Sat, Jul 12 - Sun, Jul 20
IAH
George Bush Intercontinental
HLN
Helena Regional
$523 Roundtrip, found 11 hours ago
$523
Roundtrip
found 11 hours ago
Select Delta flight, departing Sat, Jul 12 from George Bush Intercontinental to Helena Regional, returning Sun, Jul 20, priced at $523 found 11 hours ago
United
Tue, Jul 15 - Tue, Jul 22
IAH
George Bush Intercontinental
HLN
Helena Regional
$526 Roundtrip, found 12 hours ago
$526
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Jul 15 from George Bush Intercontinental to Helena Regional, returning Tue, Jul 22, priced at $526 found 12 hours ago
Delta
Fri, Jul 18 - Fri, Jul 25
IAH
George Bush Intercontinental
HLN
Helena Regional
$527 Roundtrip, found 11 hours ago
$527
Roundtrip
found 11 hours ago
Select Delta flight, departing Fri, Jul 18 from George Bush Intercontinental to Helena Regional, returning Fri, Jul 25, priced at $527 found 11 hours ago
Hawaiian Airlines
Sun, Jul 13 - Wed, Jul 23
IAH
George Bush Intercontinental
HLN
Helena Regional
$528 Roundtrip, found 11 hours ago
$528
Roundtrip
found 11 hours ago
Select Hawaiian Airlines flight, departing Sun, Jul 13 from George Bush Intercontinental to Helena Regional, returning Wed, Jul 23, priced at $528 found 11 hours ago

Cheap Flights to Boulder

Fall in love at first flight with your vacation to Boulder by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Boulder on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Boulder, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Boulder

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Boulder with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the BTM airport.

What is the cheapest month to fly to Boulder?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Boulder are in July, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Boulder?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 16 to choose from for your flight to Boulder.

What airport is best to fly into Boulder?

When you’re planning your trip to Boulder, convenience is the name of the game. Luckily, Boulder Helena Regional Airport is nearby so you can deplane and get going on checking off everything on your Boulder must-do list.

How much are flights to Boulder?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Boulder on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $477, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Boulder?

The trick to saving a stack of cash on your flight to Boulder? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $477 right now, why wait?

Boulder Flight Information
Destination airport
Helena Regional
Destination airport IATA code
HLN
Roundtrip price
$476

Last Minute Hotel Deals in Boulder

Wingate by Wyndham Butte City Center I-15/I-90
Wingate by Wyndham Butte City Center I-15/I-90
3 out of 5
2107 Cornell Ave, Butte, MT
The price is $97 per night from May 1 to May 2
$97
includes taxes & fees
May 1 - May 2
Book a stay at this business-friendly hotel in Butte. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms ...
7.8/10 Good! (802 reviews)
"Great for our one night stay."

Reviewed on Apr 27, 2025

Wingate by Wyndham Butte City Center I-15/I-90
Baymont by Wyndham Helena
Baymont by Wyndham Helena
2.5 out of 5
750 N Fee St, Helena, MT
The price is $75 per night from May 4 to May 5
$75
includes taxes & fees
May 4 - May 5
Book a stay at this business-friendly hotel in Helena. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8/10 Very Good! (1,409 reviews)
"Front desk was friendly and we had an easy check in. Room was great for our overnight stay!"

Reviewed on Apr 26, 2025

Baymont by Wyndham Helena
La Quinta Inn & Suites by Wyndham Helena
La Quinta Inn & Suites by Wyndham Helena
2.5 out of 5
701 Washington St, Helena, MT
The price is $94 per night from May 4 to May 5
$94
includes taxes & fees
May 4 - May 5
Book a stay at this business-friendly hotel in Helena. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
7.4/10 Good! (1,000 reviews)
"Vice/accommodations."

Reviewed on Apr 28, 2025

La Quinta Inn & Suites by Wyndham Helena
Copper King Convention Center, Ascend Hotel Collection
Copper King Convention Center, Ascend Hotel Collection
3.5 out of 5
4655 Harrison Ave, Butte, MT
The price is $147 per night from May 6 to May 7
$147
includes taxes & fees
May 6 - May 7
Stay at this 3.5-star spa hotel in Butte. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the pool in our reviews. Popular ...
9/10 Wonderful! (1,002 reviews)
"It was fine"

Reviewed on Apr 28, 2025

Copper King Convention Center, Ascend Hotel Collection
La Quinta Inn & Suites by Wyndham Butte
La Quinta Inn & Suites by Wyndham Butte
2.5 out of 5
1 Holiday Park Drive, Butte, MT
The price is $113 per night from May 11 to May 12
$113
includes taxes & fees
May 11 - May 12
Book a stay at this business-friendly hotel in Butte. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8.6/10 Excellent! (1,004 reviews)
"Great staff and service"

Reviewed on Apr 25, 2025

La Quinta Inn & Suites by Wyndham Butte
Rocker Inn
Rocker Inn
2 out of 5
122001 West Browns Gulch Road, Butte, MT
The price is $93 per night from May 1 to May 2
$93
includes taxes & fees
May 1 - May 2
Book a stay at this business-friendly hotel in Butte. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean ...
8.4/10 Very Good! (1,001 reviews)
"Very nice and clean property. Right next to the highway, so can be noisy…"

Reviewed on Apr 30, 2025

Rocker Inn
Hampton Inn Helena
Hampton Inn Helena
2.5 out of 5
725 Carter Dr, Helena, MT
The price is $118 per night from May 3 to May 4
$118
includes taxes & fees
May 3 - May 4
Stay at this hotel in Helena. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. Popular ...
8.6/10 Excellent! (667 reviews)
"Pet friendly"

Reviewed on Apr 17, 2025

Hampton Inn Helena
Days Inn by Wyndham Helena
Days Inn by Wyndham Helena
2 out of 5
2001 Prospect Ave, Helena, MT
The price is $85 per night from May 4 to May 5
$85
includes taxes & fees
May 4 - May 5
Book a stay at this business-friendly hotel in Helena. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
7.8/10 Good! (1,000 reviews)
"staff were all super nice!"

Reviewed on Apr 21, 2025

Days Inn by Wyndham Helena
See all 205 properties in Boulder
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.