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$384+ Cheap flights from Idaho to Hamilton, ON (YHM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — YHM
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Idaho to Hamilton

Cheapest flights from Idaho to Hamilton
Explore the most affordable flight options available from Idaho to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:00 am
GEG
-
YHM
2 stops10h 00m
Multiple Airlines
Tue 4/78:15 am
YHM
-
GEG
2 stops18h 44m
Multiple Airlines
Deal found 1/26$770
This Orbitz deal was found by Cheapflights users on 1/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:00 am
BOI
-
YHM
2 stops15h 35m
Multiple Airlines
Sun 3/298:15 am
YHM
-
BOI
2 stops17h 41m
Multiple Airlines
Deal found 1/27$841
This Travelocity deal was found by Cheapflights users on 1/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:10 am
GEG
-
YHM
2 stops12h 25m
Multiple Airlines
Tue 2/245:50 am
YHM
-
GEG
2 stops15h 55m
Multiple Airlines
Deal found 1/28$898
This Orbitz deal was found by Cheapflights users on 1/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/165:40 am
GEG
-
YHM
2 stops13h 38m
Multiple Airlines
Wed 2/188:15 am
YHM
-
GEG
2 stops17h 46m
Multiple Airlines
Deal found 1/27$904
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:00 am
GEG
-
YHM
2 stops13h 24m
Multiple Airlines
Sat 7/47:25 am
YHM
-
GEG
2 stops12h 29m
Multiple Airlines
Deal found 1/27$1,066
This WestJet deal was found by Cheapflights users on 1/26. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1511:30 am
GEG
-
YHM
2 stops26h 46m
WestJet
Thu 3/196:10 pm
YHM
-
GEG
2 stops27h 55m
WestJet
Deal found 1/26$1,127
This Orbitz deal was found by Cheapflights users on 1/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:20 am
BOI
-
YHM
2 stops14h 04m
Multiple Airlines
Mon 7/68:35 pm
YHM
-
BOI
2 stops17h 53m
Multiple Airlines
Deal found 1/27$1,177
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:23 am
BOI
-
YHM
2 stops13h 55m
Multiple Airlines
Mon 2/98:15 am
YHM
-
BOI
2 stops17h 44m
Multiple Airlines
Deal found 1/28$1,444
This WestJet deal was found by Cheapflights users on 1/26. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/281:40 pm
BOI
-
YHM
2 stops25h 37m
WestJet
Sun 2/16:10 pm
YHM
-
BOI
2 stops26h 18m
WestJet
Deal found 1/26$2,030

Find flight deals from Idaho to Hamilton

Keep the following information in mind while searching for Idaho to Hamilton flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$770
(Expedia)

One-way from

$384
(Expedia)

Popular in

May

Cheapest in

June

Average price

$578
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Toronto (YTO) flights.
Search Deals
From Idaho to Hamilton
Search Deals
One-way flight from Idaho to Hamilton
Search Deals
High demand for flights, 17% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Hamilton 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 January 29, 2026.
Use the filters below to find and compare flights from Idaho to Hamilton that are best for you.

Fly from

Idaho

Fly to

Hamilton

Route

Depart

Return

Price

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Sat 4/4

6:00 am-7:00 pm

2 stops10h 00m

Hamilton

Tue 4/7

8:15 am-11:59 pm

2 stops18h 44m

$770

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Tue 3/24

6:00 am-11:35 pm

2 stops15h 35m

Hamilton

Sun 3/29

8:15 am-11:56 pm

2 stops17h 41m

$841

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Thu 2/19

8:10 am-11:35 pm

2 stops12h 25m

Hamilton

Tue 2/24

5:50 am-6:45 pm

2 stops15h 55m

$898

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Mon 2/16

5:40 am-10:18 pm

2 stops13h 38m

Hamilton

Wed 2/18

8:15 am-11:01 pm

2 stops17h 46m

$904

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Tue 6/23

6:00 am-10:24 pm

2 stops13h 24m

Hamilton

Sat 7/4

7:25 am-4:54 pm

2 stops12h 29m

$1,066

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Sun 3/15

11:30 am-5:16 pm

2 stops26h 46m

Hamilton

Thu 3/19

6:10 pm-7:05 pm

2 stops27h 55m

$1,127

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Thu 7/2

6:20 am-10:24 pm

2 stops14h 04m

Hamilton

Mon 7/6

8:35 pm-12:28 pm

2 stops17h 53m

$1,177

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Sun 5/17

6:00 am-10:24 pm

2 stops13h 24m

$384

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Sat 3/14

9:52 am-11:35 pm

2 stops11h 43m

$842

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Best time to book a flight from Idaho to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from Idaho 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 Idaho to Hamilton

What is the cheapest month to book a flight from Idaho to Hamilton, Ontario?

Currently, February is the cheapest month in which you can book a flight from Idaho to Hamilton, Ontario (average of $154). Flying from Idaho to Hamilton, Ontario in August is currently the most expensive (average of $453). 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.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Hamilton. 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 into for flights to Hamilton from Idaho?

    Hamilton (YHM) is the airport you will fly into if you book a flight from Idaho to Hamilton. It is only a 6.8 mi journey from Hamilton (YHM) to Hamilton’s city center.

  • How long is the flight from Idaho to Hamilton, Ontario?

    For as low as $1,127, WestJet can have you in Hamilton, Ontario from Idaho in 26h 46m. The distance from Idaho to Hamilton, Ontario is about 1830 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho to Hamilton 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 Idaho to Hamilton, Ontario?

    Currently, February is the cheapest month in which you can book a flight from Idaho to Hamilton, Ontario (average of $154). Flying from Idaho to Hamilton, Ontario in August is currently the most expensive (average of $453). 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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Alternative routes for Idaho to Hamilton

See prices for flight routes from nearby airports that may be better suited for you.
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