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$720+ Cheap flights from Eureka, CA to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ACV — LHR
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Eureka to Heathrow

Keep the following information in mind while searching for Eureka to Heathrow flight deals. Data was last updated April 2, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
1 star

Round-trip from

$720
(United)
Provider with most accurate pricing for Arcata Eureka-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Arcata Eureka-London (LON) flights.
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From Eureka to London Heathrow
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Find flight deals from Eureka to Heathrow

Cheapest flights from Eureka to Heathrow
Explore the most affordable flight options available from Eureka to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This United deal was found by Cheapflights users on 4/1. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/173:55 pmACV - LHR
1 stop14h 15mUnited Airlines
Wed 10/88:40 amLHR - ACV
2 stops20h 03mUnited Airlines
Deal found 4/1$720

Cheapflights Fare Finder

Customize your flight search to find flights from Eureka 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 2,558,603 searches. Data last updated April 2, 2025.
Use the filters below to find and compare flights from Eureka to London Heathrow Airport that are best for you.

Fly from

Eureka

Fly to

Heathrow

Route

Depart

Return

Price

ArcataLondon

ACV - LHR

ACVLHR

Arcata Eureka

Wed 9/17

3:55 pm-2:10 pm

1 stop14h 15m

London Heathrow

Wed 10/8

8:40 am-8:43 pm

2 stops20h 03m

$720

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Best time to book a flight from Eureka to Heathrow

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

What is the cheapest time of day to fly from EU9 to LHR?

Find hourly flight availability from Eureka to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Eureka to London Heathrow Airport as you normally would.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated April 2, 2025.
United Airlines
7.4
Good
8,615 reviews

Food

6.6

Entertainment

7.0

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,615 reviews
United Airlines
7.4
Good
8,615 reviews

Food

6.6

Entertainment

7.0

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Eureka to Heathrow. 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 Eureka to Heathrow that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Eureka 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 Eureka to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Eureka to London Heathrow Airport (average of $661). Flying from Eureka to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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

Traveling to a place near Eureka?

Book flights to Eureka if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Dover
Gatwick
Orpington
Watford
Milton Keynes
Northampton
Stratford-upon-Avon
Croydon
Borehamwood
Folkestone
Ilford
Broadway

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Top airline flying from Eureka to Heathrow

Discover the top airline that operate flights from Eureka to Heathrow. 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 2,558,603 searches. Data last updated April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$696Average$947FlexibilityNo cancel feeOn-time69%

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