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Cheap flights from Brighton to Idaho Falls from £492

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IDA
27 Jul — 3 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Brighton to Idaho Falls

Enter your travel dates to find the best prices.

Cheapest flights from Brighton to Idaho Falls
Explore the most affordable flight options available from Brighton to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 June 2026.

Thu 3/1214:45
LHR
-
IDA
1 stop31h 44m
Alaska Airlines
Mon 7/1216:03
IDA
-
LHR
1 stop13h 17m
Alaska Airlines
Deal found 24/6£792
Tue 1/908:55
LHR
-
IDA
1 stop19h 25m
American Airlines
Fri 25/912:15
IDA
-
LHR
1 stop15h 40m
American Airlines
Deal found 25/6£829
Tue 1/906:30
LHR
-
IDA
2 stops18h 50m
Delta
Fri 25/913:05
IDA
-
LHR
1 stop13h 55m
Delta
Deal found 27/6£838
Tue 1/913:00
LGW
-
IDA
2 stops16h 56m
Multiple Airlines
Fri 25/906:18
IDA
-
LGW
2 stops25h 22m
Multiple Airlines
Deal found 27/6£923
Tue 1/913:00
LGW
-
IDA
2 stops16h 56m
Icelandair
Fri 25/914:01
IDA
-
LGW
2 stops17h 39m
Icelandair
Deal found 25/6£957
Thu 17/1211:55
LGW
-
IDA
2 stops17h 44m
Multiple Airlines
Sat 26/1206:15
IDA
-
LGW
2 stops21h 40m
Multiple Airlines
Deal found 23/6£1,083
Thu 23/715:40
LGW
-
IDA
2 stops37h 59m
Multiple Airlines
Fri 31/707:15
IDA
-
LGW
2 stops24h 25m
Multiple Airlines
Deal found 23/6£1,253

Find flight deals from Brighton to Idaho Falls

Keep the following information in mind while searching for Brighton to Idaho Falls flight deals. Data was last updated 27 June 2026.

Round-trip from

£792

One-way from

£492
Alaska Airlines
  • Alaska Airlines
  • 3/12-7/12
  • 2 total stops
  • 45h 01m total
  • Brighton to Idaho Falls
Search Deals
15/9
  • 15/9
  • 3 total stops
  • 33h 34m total
  • Brighton to Idaho Falls
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brighton to Idaho Falls 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 27 June 2026.
Use the filters below to find and compare flights from Brighton to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Thu 3/12

14:45-22:39

1 stop14h 54m

Idaho Falls Fanning Field

Mon 7/12

06:15-12:20

1 stop23h 05m

£794

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 1/9

08:55-21:20

1 stop19h 25m

Idaho Falls Fanning Field

Fri 25/9

12:15-10:55

1 stop15h 40m

£829
Fastest return journey

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 1/9

06:30-18:20

2 stops18h 50m

Idaho Falls Fanning Field

Fri 25/9

13:05-10:00

1 stop13h 55m

£838

LondonIdaho Falls

LGW - IDA

LGWIDA

London Gatwick

Tue 1/9

13:00-22:56

2 stops16h 56m

Idaho Falls Fanning Field

Fri 25/9

06:18-14:40

2 stops25h 22m

£923

LondonIdaho Falls

LGW - IDA

LGWIDA

London Gatwick

Thu 17/12

11:55-22:39

2 stops17h 44m

Idaho Falls Fanning Field

Sat 26/12

06:15-10:55

2 stops21h 40m

£1,083

LondonIdaho Falls

LGW - IDA

LGWIDA

London Gatwick

Thu 23/7

15:40-22:39

2 stops37h 59m

Idaho Falls Fanning Field

Fri 31/7

07:15-14:40

2 stops24h 25m

£1,253
Cheapest one-way
Fastest single journey

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 15/9

10:50-13:24

3 stops33h 34m

£492

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Sorted by cheapest first

Best time to book a flight from Brighton to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls 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 Idaho Falls
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    Idaho Falls Fanning Field (IDA) is the airport you will fly into if you book a flight from Brighton to Idaho Falls. You should not have trouble finding flights to Fanning Field from Brighton; the airport handles an average of 0 inbound flights from Brighton per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Idaho Falls airport from Brighton. It is only a 3.8 mi journey from Fanning Field (IDA) to Idaho Falls’s city center.

  • How long is the flight from Brighton to Idaho Falls?

    Departing from Brighton to Idaho Falls will take you 14h 54m. Airlines will cover a distance of 4705 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from Brighton to Idaho Falls?

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

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

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

See more FAQs

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Brighton to Idaho Falls, users can toggle the no change fees filter when performing a flight search.

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Not ready to book yet? You can track prices for flights from Brighton to Idaho Falls on Cheapflights with our Price Alert feature and get notified when better prices are available.

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