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Cheap flights from Bellingham to Idaho from $142

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bellingham to Idaho departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Bellingham to Idaho

Cheap round-trip flights

Alaska Airlines Logo
4:14 pm - 12:27 amBLI-GEG
8h 13m1 stop
Alaska Airlines Logo
7:35 am - 12:11 pmGEG-BLI
4h 36m1 stop
$242Alaska Airlines
Find Deal
Sat, Oct 18 - Wed, Oct 29
Alaska Airlines Logo
4:14 pm - 12:27 amBLI-GEG
8h 13m1 stop
Alaska Airlines Logo
7:39 pm - 12:11 pmGEG-BLI
16h 32m1 stop
$272Alaska Airlines
Find Deal
Sat, Oct 18 - Mon, Oct 27
Alaska Airlines Logo
4:14 pm - 12:27 amBLI-GEG
8h 13m1 stop
Alaska Airlines Logo
5:54 pm - 12:06 amGEG-BLI
6h 12m1 stop
$273Alaska Airlines
Find Deal
Wed, Oct 8 - Sat, Oct 11
Alaska Airlines Logo
4:14 pm - 12:27 amBLI-GEG
8h 13m1 stop
Alaska Airlines Logo
7:35 am - 12:11 pmGEG-BLI
4h 36m1 stop
$292Alaska Airlines
Find Deal
Sat, Oct 18 - Thu, Oct 30
Alaska Airlines Logo
4:14 pm - 8:20 amBLI-GEG
16h 06m1 stop
Alaska Airlines Logo
8:59 pm - 12:11 pmGEG-BLI
15h 12m1 stop
$293Alaska Airlines
Find Deal
Fri, Oct 17 - Tue, Oct 28
Allegiant Air Logo
8:30 am - 8:18 pmBLI-GEG
11h 48m1 stop
Allegiant Air Logo
9:08 pm - 10:17 amGEG-BLI
13h 09m1 stop
$304Allegiant Air
Find Deal
Thu, Oct 23 - Sun, Oct 26
Allegiant Air Logo
8:30 am - 8:18 pmBLI-GEG
11h 48m1 stop
Allegiant Air Logo
9:04 pm - 8:57 amGEG-BLI
11h 53m1 stop
$321Allegiant Air
Find Deal
Thu, Oct 23 - Thu, Oct 30
Hawaiian Airlines Logo
4:04 pm - 9:14 pmBLI-GEG
5h 10m1 stop
Hawaiian Airlines Logo
7:35 am - 12:11 pmGEG-BLI
4h 36m1 stop
$333Hawaiian Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 2
Multiple Airlines Logo
8:30 am - 8:18 pmBLI-GEG
11h 48m1 stop
Multiple Airlines Logo
11:53 am - 10:17 amGEG-BLI
22h 24m2 stops
$404Multiple Airlines
Find Deal
Thu, Oct 23 - Sun, Oct 26
Multiple Airlines Logo
8:30 am - 8:18 pmBLI-GEG
11h 48m1 stop
Multiple Airlines Logo
12:03 pm - 8:57 amGEG-BLI
20h 54m2 stops
$448Multiple Airlines
Find Deal
Thu, Oct 23 - Thu, Oct 30

Alaska Airlines flights from Bellingham to Idaho

Our best Alaska Airlines deals on Bellingham to Idaho flight tickets
Alaska Airlines
Oct 18
BLI4:14 pmBellingham
8h 13m
1 stop
GEG12:27 amSpokane
Oct 29
GEG7:35 amSpokane
4h 36m
1 stop
BLI12:11 pmBellingham
$242
Find similar
Alaska Airlines
Oct 18
BLI4:14 pmBellingham
8h 13m
1 stop
GEG12:27 amSpokane
Oct 27
GEG7:39 pmSpokane
16h 32m
1 stop
BLI12:11 pmBellingham
$272
Find similar
Alaska Airlines
Oct 8
BLI4:14 pmBellingham
8h 13m
1 stop
GEG12:27 amSpokane
Oct 11
GEG5:54 pmSpokane
6h 12m
1 stop
BLI12:06 amBellingham
$273
Find similar

Allegiant Air flights from Bellingham to Idaho

Our best Allegiant Air deals on Bellingham to Idaho flight tickets
Allegiant Air
Oct 23
BLI8:30 amBellingham
11h 48m
1 stop
GEG8:18 pmSpokane
Oct 26
GEG9:08 pmSpokane
13h 09m
1 stop
BLI10:17 amBellingham
$304
Find similar
Allegiant Air
Oct 23
BLI8:30 amBellingham
11h 48m
1 stop
GEG8:18 pmSpokane
Oct 30
GEG9:04 pmSpokane
11h 53m
1 stop
BLI8:57 amBellingham
$321
Find similar
Allegiant Air
Oct 19
BLI7:02 pmBellingham
22h 46m
1 stop
GEG5:48 pmSpokane
Oct 26
GEG9:08 pmSpokane
13h 09m
1 stop
BLI10:17 amBellingham
$349
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Bellingham to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Sat 10/18

4:14 pm-12:27 am

1 stop8h 13m

Spokane

Wed 10/29

7:35 am-12:11 pm

1 stop4h 36m

$242

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Sat 10/18

4:14 pm-12:27 am

1 stop8h 13m

Spokane

Mon 10/27

7:39 pm-12:11 pm

1 stop16h 32m

$272

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Wed 10/8

4:14 pm-12:27 am

1 stop8h 13m

Spokane

Sat 10/11

5:54 pm-12:06 am

1 stop6h 12m

$273

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Sat 10/18

4:14 pm-12:27 am

1 stop8h 13m

Spokane

Thu 10/30

7:35 am-12:11 pm

1 stop4h 36m

$292

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Fri 10/17

4:14 pm-8:20 am

1 stop16h 06m

Spokane

Tue 10/28

8:59 pm-12:11 pm

1 stop15h 12m

$293

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Thu 10/23

8:30 am-8:18 pm

1 stop11h 48m

Spokane

Sun 10/26

9:08 pm-10:17 am

1 stop13h 09m

$304

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Thu 10/23

8:30 am-8:18 pm

1 stop11h 48m

Spokane

Thu 10/30

9:04 pm-8:57 am

1 stop11h 53m

$321

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Thu 10/30

4:04 pm-9:14 pm

1 stop5h 10m

Spokane

Sun 11/2

7:35 am-12:11 pm

1 stop4h 36m

$333

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Thu 10/23

8:30 am-8:18 pm

1 stop11h 48m

Spokane

Sun 10/26

11:53 am-10:17 am

2 stops22h 24m

$404

BellinghamSpokane

BLI - GEG

BLIGEG

Bellingham

Thu 10/23

8:30 am-8:18 pm

1 stop11h 48m

Spokane

Thu 10/30

12:03 pm-8:57 am

2 stops20h 54m

$448

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho from

How to get the cheapest flight ticket from Bellingham to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Idaho?

In general, February is the cheapest month to fly from Bellingham to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $258. If you don’t want to visit Idaho in February, then you should wait until September to fly from Bellingham, when ticket prices are also cheap, with an average price of $319.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Tuesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $327. On the other hand, Sunday is the most expensive day to depart from Bellingham because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $628.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the afternoon. momondo users have found flights departing from Bellingham to Idaho in the afternoon for as low as $380. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Idaho, so prices are often more expensive at around $599 per ticket.

Cheap Bellingham to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bellingham to Idaho

Direct flights

None
There are no direct flights from Bellingham to Idaho. There are no popular flight routes from Bellingham to Idaho.
Search flight deals

  • When did momondo last update prices for flights from Bellingham Airport to Idaho?

    Prices for flights from Bellingham Airport to Idaho are refreshed on a daily basis.

  • How many operators does momondo search for flights from Bellingham Airport to Idaho?

  • How old do you have to be to fly from Bellingham Airport to Idaho?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bellingham Airport to Idaho.

  • What documentation or ID do you need to fly to Idaho?

    The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Bellingham to Idaho

Compare and see reviews for airlines that fly from Bellingham to Idaho with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $262Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Bellingham to Idaho?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Bellingham to Idaho for you.

Can I find flights from Bellingham to Idaho with flexible booking policies on momondo?

All flight searches from Bellingham to Idaho on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bellingham to Idaho?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho from Bellingham.

I’m not ready to book a flight from Bellingham to Idaho right now. Can momondo alert me if prices change?

Price alerts on flights to Idaho from Bellingham are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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