Cheap flights from Southampton to Idaho from £1,146
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/3. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from Southampton to Idaho
Best flights from Southampton to IdahoDiscover carefully curated flight deals from Southampton to Idaho that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2025.
Discover carefully curated flight deals from Southampton to Idaho that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2025.
Cheap flight deals from Southampton to Idaho
Keep the following information in mind while searching for Southampton to Idaho flight deals. Data was last updated 24 October 2025.
Popular in | July |
|---|---|
Cheapest in | September |
Average price | £730 |
Cheapflights Fare Finder
Use the filters below to find and compare flights from Southampton to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SouthamptonBoise
SOU - BOI
SOUBOI
Southampton Eastleigh
Fri 27/3
08:40-22:50
2 stops20h 10m
Boise Air Term. Gowen Fld
Tue 31/3
05:40-17:00
2 stops28h 20m
Best time to book a flight from Southampton to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Southampton with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Southampton to Idaho
What is the cheapest month to book a flight from Southampton to Idaho?
Currently, May is the cheapest month in which you can book a flight from Southampton to Idaho (average of £541). Flying from Southampton to Idaho in July is currently the most expensive (average of £679). 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 Southampton to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Southampton to Idaho
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Can Cheapflights find flights from Southampton to Idaho with no change fees?
Yes! Cheapflights helps users easily find flights from Southampton to Idaho with no change fees.
Can Cheapflights notify me if prices for flights from Southampton to Idaho become cheaper?
Of course! You can now track prices for flights from Southampton to Idaho and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.