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£43+ Direct flights from Boise

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOI — LHR
4 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

Direct flights from Boise

Enter your travel dates to find the best prices.

Cheapest flights from Boise
Explore the most affordable flight options available from Boise. Find the lowest fares based on data from user searches, with prices last updated on 2 February 2026.

Mon 9/306:00
BOI
-
LAS
Nonstop1h 50m
Southwest
Fri 13/322:35
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 2/2£111
Mon 2/319:05
BOI
-
LAS
Nonstop1h 45m
Southwest
Tue 3/319:45
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 1/2£118
Mon 2/319:05
BOI
-
LAS
Nonstop1h 45m
Southwest
Mon 9/322:35
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 2/2£126
Wed 22/406:00
BOI
-
LAS
Nonstop1h 45m
Southwest
Sat 25/420:05
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 2/2£132
Tue 3/306:05
BOI
-
LAS
Nonstop1h 55m
Southwest
Tue 10/321:05
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 2/2£137
Thu 5/306:00
BOI
-
LAS
Nonstop1h 50m
Southwest
Mon 9/322:35
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 31/1£144
Fri 27/218:35
BOI
-
LAS
Nonstop1h 45m
Southwest
Sat 28/221:35
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 1/2£151
Sun 29/316:40
BOI
-
LAS
Nonstop1h 50m
Southwest
Sun 5/422:40
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 2/2£162
Thu 26/306:00
BOI
-
LAS
Nonstop1h 50m
Southwest
Sun 29/322:40
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 1/2£169
Tue 26/517:15
BOI
-
LAS
Nonstop1h 45m
Southwest
Thu 28/522:00
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 1/2£183
Fri 27/306:00
BOI
-
LAS
Nonstop1h 50m
Southwest
Sun 29/322:40
LAS
-
BOI
Nonstop1h 45m
Southwest
Deal found 2/2£184
Mon 23/208:25
BOI
-
LAS
Nonstop2h 07m
Alaska Airlines
Thu 26/219:29
LAS
-
BOI
Nonstop2h 05m
Alaska Airlines
Deal found 2/2£188

Find direct flights from Boise within your budget

 
Use the slider to find direct flights from Boise within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches. This data was last updated on 2 February 2026.

Fly to

Heathrow

Route

Depart

Return

Price

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Sun 12/4

13:00-13:50

Nonstop1h 50m

Las Vegas Harry Reid Intl

Wed 15/4

09:40-12:30

Nonstop1h 50m

£111

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Tue 3/3

06:05-07:00

Nonstop1h 55m

Las Vegas Harry Reid Intl

Tue 10/3

21:05-23:50

Nonstop1h 45m

£137

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Thu 5/3

06:00-06:50

Nonstop1h 50m

Las Vegas Harry Reid Intl

Mon 9/3

22:35-01:20

Nonstop1h 45m

£144

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Mon 2/3

19:05-19:50

Nonstop1h 45m

Las Vegas Harry Reid Intl

Wed 4/3

09:35-12:25

Nonstop1h 50m

£144

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Mon 11/5

14:22-15:20

Nonstop1h 58m

Las Vegas Harry Reid Intl

Thu 14/5

14:33-17:33

Nonstop2h 00m

£151

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Tue 31/3

19:10-20:00

Nonstop1h 50m

Las Vegas Harry Reid Intl

Sun 5/4

22:40-01:25

Nonstop1h 45m

£162

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Sun 29/3

16:40-17:30

Nonstop1h 50m

Las Vegas Harry Reid Intl

Sun 5/4

22:40-01:25

Nonstop1h 45m

£162

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Tue 26/5

17:15-18:00

Nonstop1h 45m

Las Vegas Harry Reid Intl

Sat 30/5

10:30-13:20

Nonstop1h 50m

£183

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Tue 26/5

17:15-18:00

Nonstop1h 45m

Las Vegas Harry Reid Intl

Thu 28/5

22:00-00:45

Nonstop1h 45m

£183

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Fri 27/3

06:00-06:50

Nonstop1h 50m

Las Vegas Harry Reid Intl

Sun 29/3

22:40-01:25

Nonstop1h 45m

£184

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Showing 1-10 of 22 results
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Best time to book a flight from Boise

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Estimated return 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.

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