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Southend

$657+ Cheap flights from Idaho to Southend (SEN)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SEN
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap flight deals from Idaho to Southend

One-way flights from Idaho to Southend
Search for one-way flight options from Idaho to Southend. Find affordable one-way fares based on user searches. Data last updated February 9, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1512:15 pm
BOI
-
SEN
3 stops40h 05m
Multiple Airlines
Deal found 2/6$657
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/141:00 pm
BOI
-
SEN
3 stops40h 25m
Multiple Airlines
Deal found 2/6$883
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/214:19 pm
BOI
-
SEN
3 stops20h 16m
Multiple Airlines
Deal found 2/8$1,009

Find flight deals from Idaho to Southend

Keep the following information in mind while searching for Idaho to Southend flight deals. Data was last updated February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

January

Cheapest in

October

Average price

$1,029
Provider with most accurate pricing for Boise Air Term. Gowen Fld-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-London (LON) flights.
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($295 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($87 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Southend 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 February 9, 2026.
Use the filters below to find and compare flights from Idaho to London Southend Airport that are best for you.

Fly from

Idaho

Fly to

Southend

Route

Depart

Return

Price

BoiseLondon

BOI - SEN

BOISEN

Boise Air Term. Gowen Fld

Sun 3/15

12:15 pm-10:20 am

3 stops40h 05m

$657

BoiseLondon

BOI - SEN

BOISEN

Boise Air Term. Gowen Fld

Sat 3/14

1:00 pm-11:25 am

3 stops40h 25m

$883

BoiseLondon

BOI - SEN

BOISEN

Boise Air Term. Gowen Fld

Thu 5/21

4:19 pm-7:35 pm

3 stops20h 16m

$1,009

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Best time to book a flight from Idaho to Southend

Have a flexible travel schedule? Discover the best time to fly to Southend 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 London Southend Airport
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 Idaho to Southend. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

Traveling to a place near London Southend Airport?

Book flights to London Southend Airport if you plan to visit one of these locations
Ilford
Hounslow
Croydon
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

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