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Cheap flights from Lewiston, Idaho to London Heathrow Airport from £341

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 31/12. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — LHR
23 Aug — 30 Aug1
1 adult

Cheap flight deals from Lewiston to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Lewiston (LWS) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 August 2025.

Round-trip from

£608

One-way from

£341
Delta
  • Delta
  • 5/1-10/3
  • 2 total stops
  • 35h 07m total
  • Lewiston to London
Search Deals
Delta
  • Delta
  • 31/12
  • 2 total stops
  • 17h 30m total
  • Lewiston to London
Search Deals

Find flight deals from Lewiston to Heathrow

Best flights from Lewiston to Heathrow
Discover carefully curated flight deals from Lewiston to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 August 2025.

Mon 5/107:05LWS - LHR
1 stop19h 25mDelta
Tue 10/312:20LHR - LWS
1 stop15h 42mDelta
Deal found 17/8£608
Mon 5/107:05LWS - LHR
1 stop19h 25mKLM
Tue 10/312:20LHR - LWS
1 stop15h 42mKLM
Deal found 16/8£608

Cheapflights Fare Finder

 
Customise your flight search to find flights from Lewiston to Heathrow 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 18 August 2025.
Use the filters below to find and compare flights from Lewiston to London Heathrow Airport that are best for you.

Fly from

Lewiston

Fly to

Heathrow

Route

Depart

Return

Price

LewistonLondon

LWS - LHR

LWSLHR

Lewiston Nez Perce Rgnl

Mon 5/1

07:05-10:30

1 stop19h 25m

London Heathrow

Tue 10/3

12:20-21:02

1 stop15h 42m

£608

LewistonLondon

LWS - LHR

LWSLHR

Lewiston Nez Perce Rgnl

Mon 5/1

07:05-10:30

1 stop19h 25m

London Heathrow

Tue 10/3

12:20-21:02

1 stop15h 42m

£608

LewistonLondon

LWS - LHR

LWSLHR

Lewiston Nez Perce Rgnl

Wed 31/12

07:15-08:45

2 stops17h 30m

£341

LewistonLondon

LWS - LHR

LWSLHR

Lewiston Nez Perce Rgnl

Wed 31/12

12:30-10:00

1 stop13h 30m

£341

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Best time to book a flight from Lewiston to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Lewiston 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 Lewiston to London Heathrow Airport

What is the cheapest month to book a flight from Lewiston, Idaho to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Lewiston, Idaho to London Heathrow Airport (average of £112). Flying from Lewiston, Idaho to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Lewiston to Heathrow. 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 from for flights from Lewiston to London Heathrow?

    If you book a flight to London Heathrow from Lewiston, you will be flying from Nez Perce Rgnl, which is the city’s only airport. Lewiston Nez Perce Rgnl (LWS) is located 1.9 mi from the center of Lewiston. There are 0 flights from Nez Perce Rgnl to London Heathrow per day from 0 different airlines.

  • How long is the flight from Lewiston, Idaho to London Heathrow Airport?

    Delta and KLM can get you from Lewiston, Idaho to London Heathrow Airport in just under 19h 25m. Your travel time can differ by up to . Airlines will cover a distance of 4697 mi.

  • Can I find deals for flights from Lewiston to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Lewiston to Heathrow?

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

  • Can I find deals for business class flights from Lewiston to Heathrow?

    Yes. Cheapflights offers flight deals from Lewiston to Heathrow 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 Lewiston, Idaho to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Lewiston, Idaho to London Heathrow Airport (average of £112). Flying from Lewiston, Idaho to London Heathrow Airport in August is currently the most expensive (average of £164). 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

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Alternative routes for Lewiston to Heathrow

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Fly with Cheapflights

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How does Cheapflights help users find flights from Lewiston to Heathrow?

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Why should you use Cheapflights to find cheap flight tickets from Lewiston to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from Lewiston to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Lewiston to Heathrow with no change fees?

Yes, we can. To see specific flights from Lewiston to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Lewiston to Heathrow become cheaper?

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

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