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$227+ Cheap flights from Bellingham (BLI) to Idaho

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — BOI
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Bellingham to Idaho

Keep the following information in mind while searching for Bellingham to Idaho flight deals. Data was last updated July 3, 2025.

Round-trip from

$227
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$864
From Bellingham to Idaho
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease ($57 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Bellingham to Idaho

Cheapest flights from Bellingham to Idaho
Explore the most affordable flight options available from Bellingham to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/233:47 pmBLI - GEG
1 stop3h 03mHawaiian Airlines
Sun 8/248:45 pmGEG - BLI
1 stop3h 26mHawaiian Airlines
Deal found 7/2$227
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/33:47 pmBLI - GEG
1 stop3h 03mAlaska Airlines
Sun 9/79:25 amGEG - BLI
1 stop5h 42mAlaska Airlines
Deal found 7/2$242
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/316:00 amBLI - GEG
3 stops35h 02mMultiple Airlines
Thu 8/79:33 amGEG - BLI
1 stop13h 44mMultiple Airlines
Deal found 7/1$409

Cheapflights Fare Finder

Customize your flight search to find flights from Bellingham to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Bellingham to Idaho that are best for you.

Fly from

Bellingham

Fly to

Idaho

Route

Depart

Return

Price

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Sat 8/23

3:47 pm-6:50 pm

1 stop3h 03m

Spokane

Sun 8/24

8:45 pm-12:11 am

1 stop3h 26m

$227

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Wed 9/3

3:47 pm-6:50 pm

1 stop3h 03m

Spokane

Sun 9/7

9:25 am-3:07 pm

1 stop5h 42m

$242

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Thu 7/31

6:00 am-5:02 pm

3 stops35h 02m

Spokane

Thu 8/7

9:33 am-11:17 pm

1 stop13h 44m

$409

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Wed 7/23

8:05 am-11:04 am

1 stop2h 59m

$251

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Mon 8/4

4:05 pm-11:41 am

2 stops19h 36m

$273

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Wed 7/23

12:00 pm-3:53 pm

3 stops27h 53m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Best time to book a flight from Bellingham to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Bellingham with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bellingham to Idaho

What is the cheapest month to book a flight from Bellingham to Idaho?

Currently, October is the cheapest month in which you can book a flight from Bellingham to Idaho (average of $314). Flying from Bellingham to Idaho in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BLI to ID?

Find hourly flight availability from Bellingham to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Bellingham to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated July 3, 2025.
See what other customers who have flown with Alaska Airlines and Hawaiian Airlines from Bellingham to Idaho have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Bellingham to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Bellingham to Idaho?

    If you book a flight to Idaho from Bellingham, you will be flying from Bellingham, which is the city’s only airport. Bellingham (BLI) is located 3.2 mi from the center of Bellingham.

  • Can I find deals for flights from Bellingham to Idaho that include hotel bookings?

    Yes. In addition to deals on Bellingham to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bellingham to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bellingham to Idaho.

  • Can I find deals for business class flights from Bellingham to Idaho?

    Yes. Cheapflights offers flight deals from Bellingham to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bellingham to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Bellingham to Idaho (average of $314). Flying from Bellingham to Idaho in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Bellingham to Idaho

Discover the top airline that operate flights from Bellingham to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$262Average$442FlexibilityNo cancel feeOn-time75%

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