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Cheap flights from Brighton to Boise from £349

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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOI
9 Jul — 16 Jul1
1 adult

Cheapflights Tip: The best prices from Brighton to Boise Air Term. Gowen Fld are usually found in November or February, booked 55 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Brighton to Boise

Keep the following information in mind while searching for Brighton to Boise flight deals. Data was last updated 4 July 2025.

Round-trip from

£618

One-way from

£349

Popular in

August

Cheapest in

November

Average price

£862
United Airlines
  • United Airlines
  • 7/9-20/9
  • 3 total stops
  • 34h 16m total
  • Brighton to Boise
Search Deals
18/9
  • 18/9
  • 2 total stops
  • 53h 34m total
  • Brighton to Boise
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£89 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Brighton to Boise

Cheapest flights from Brighton to Boise
Explore the most affordable flight options available from Brighton to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Sun 7/912:05LHR - BOI
2 stops17h 36mUnited Airlines
Sat 20/907:00BOI - LHR
2 stops16h 45mUnited Airlines
Deal found 2/7£618
Thu 28/810:45LGW - BOI
1 stop19h 09mMultiple Airlines
Sat 6/920:27BOI - LGW
1 stop31h 28mMultiple Airlines
Deal found 2/7£618
Fri 5/914:50LHR - BOI
1 stop13h 25mLufthansa
Sat 20/912:27BOI - LHR
1 stop12h 53mLufthansa
Deal found 2/7£621
Sat 6/908:40LCY - BOI
2 stops21h 14mMultiple Airlines
Sat 20/908:10BOI - LCY
2 stops22h 05mMultiple Airlines
Deal found 2/7£626
Fri 21/1118:00LHR - BOI
2 stops24h 39mMultiple Airlines
Sun 30/1106:15BOI - LHR
2 stops17h 15mMultiple Airlines
Deal found 3/7£628
Fri 5/906:10LHR - BOI
2 stops22h 38mAmerican Airlines
Sun 21/913:07BOI - LHR
2 stops33h 43mAmerican Airlines
Deal found 2/7£641
Wed 27/809:30LHR - BOI
2 stops19h 51mAir Canada
Fri 5/907:45BOI - LHR
2 stops21h 05mAir Canada
Deal found 3/7£680
Fri 5/908:40LHR - BOI
2 stops18h 40mDelta
Fri 19/911:27BOI - LHR
2 stops16h 58mDelta
Deal found 2/7£685
Mon 18/808:20LHR - BOI
1 stop20h 23mFinnair
Thu 28/807:00BOI - LHR
2 stops16h 20mFinnair
Deal found 3/7£695
Sat 6/913:00LGW - BOI
2 stops16h 40mIcelandair
Sat 20/916:34BOI - LGW
2 stops15h 06mIcelandair
Deal found 2/7£704
Fri 12/906:40LHR - BOI
2 stops20h 40mScandinavian Airlines
Sat 27/915:45BOI - LHR
3 stops22h 50mScandinavian Airlines
Deal found 2/7£710
Sun 17/808:20LHR - BOI
1 stop20h 20mIberia
Sun 24/813:36BOI - LHR
1 stop33h 49mIberia
Deal found 2/7£719

Cheapflights Fare Finder

Customise your flight search to find flights from Brighton to Boise 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 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from Brighton to Boise that are best for you.

Fly from

Brighton

Fly to

Boise

Route

Depart

Return

Price

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Sun 7/9

12:05-22:41

2 stops17h 36m

Boise Air Term. Gowen Fld

Sat 20/9

07:45-07:25

1 stop16h 40m

£618

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Thu 28/8

10:45-22:54

1 stop19h 09m

Boise Air Term. Gowen Fld

Sat 6/9

20:27-10:55

1 stop31h 28m

£618

LondonBoise

LCY - BOI

LCYBOI

London City

Sat 6/9

08:40-22:54

2 stops21h 14m

Boise Air Term. Gowen Fld

Sat 20/9

08:10-13:15

2 stops22h 05m

£626

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 21/11

18:00-11:39

2 stops24h 39m

Boise Air Term. Gowen Fld

Sun 30/11

06:15-06:30

2 stops17h 15m

£628

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 24/10

08:30-21:24

2 stops19h 54m

Boise Air Term. Gowen Fld

Mon 3/11

14:31-20:35

2 stops23h 04m

£639

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 5/9

06:10-21:48

2 stops22h 38m

Boise Air Term. Gowen Fld

Sun 21/9

13:07-05:50

2 stops33h 43m

£641

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 27/8

09:30-22:21

2 stops19h 51m

Boise Air Term. Gowen Fld

Fri 5/9

07:45-11:50

2 stops21h 05m

£680

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 5/9

08:40-20:20

2 stops18h 40m

Boise Air Term. Gowen Fld

Fri 19/9

11:27-11:25

2 stops16h 58m

£685

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 18/8

08:20-12:46

1 stop35h 26m

Boise Air Term. Gowen Fld

Thu 28/8

13:36-10:50

1 stop14h 14m

£695

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Sat 6/9

13:00-22:40

2 stops16h 40m

Boise Air Term. Gowen Fld

Sat 20/9

16:34-14:40

2 stops15h 06m

£704

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Showing 1-10 of 29 results
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Best time to book a flight from Brighton to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Brighton with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Brighton to Boise

How far ahead should I book a flight from Brighton to Boise?

Use this chart to determine the optimal time to book a return flight from Brighton to Boise. Price data was last updated on 27 June 2025.

Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from Brighton to Boise. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Brighton to Boise?

Currently, October is the cheapest month in which you can book a flight from Brighton to Boise (average of £754). Flying from Brighton to Boise in August is currently the most expensive (average of £1,152). 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 BH9 to BOI?

Find hourly flight availability from Brighton to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

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

How much does it cost for a return flight from Brighton to Boise?

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated 4 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andFinnair from Brighton to Boise by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,982 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,306 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,844 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Brighton to Boise. 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 Boise from Brighton?

    Boise Air Term. Gowen Fld (BOI), located 3.3 mi from the city center, is the airport you fly into when you book flights from Brighton to Boise. 6 airlines have flights to Air Term. Gowen Fld from Brighton on a regular basis. Booking flights from Brighton to Boise Air Term. Gowen Fld should not be difficult; the airport handles an average of 0 inbound flights from Brighton per day.

  • What are the cheapest airlines to fly from Brighton to Boise one-way?

    The cheapest airline one-way is Lufthansa, with whom users have recently found tickets for as low as £568. However, be on the lookout for offers from Icelandair and Finnair, as they are both options that can get you from Brighton to Boise for a low price.

  • What are the most popular routes from Brighton to Boise?

    The most popular flight routes from Brighton to Boise are London Heathrow - Boise Air Term. Gowen Fld, London Gatwick - Boise Air Term. Gowen Fld and London City - Boise Air Term. Gowen Fld.

  • Can I find deals for flights from Brighton to Boise that include hotel bookings?

    Yes. In addition to deals on Brighton to Boise flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Brighton to Boise?

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

  • Can I find deals for business class flights from Brighton to Boise?

    Yes. Cheapflights offers flight deals from Brighton to Boise 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 Brighton to Boise?

    Currently, October is the cheapest month in which you can book a flight from Brighton to Boise (average of £754). Flying from Brighton to Boise in August is currently the most expensive (average of £1,152). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 6 airlines flying from Brighton to Boise

Discover the top 6 airlines that operate flights from Brighton to Boise. 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 858,174 searches. Data last updated 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£509Average£637FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£522Average£619FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£526Average£625FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£527Average£575FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£593Average£745FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£658Average£843FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Brighton to Boise?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Brighton to Boise. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Brighton to Boise?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boise from Brighton.

Can Cheapflights find flights from Brighton to Boise with no change fees?

Need flexible booking options for your flight to Boise from Brighton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Brighton to Boise become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Boise from Brighton today and book when prices fit your budget.

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