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$875+ Cheap flights from Monterey (MRY) 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 3/27. Fares are subject to change and may not be available on all flights or dates of travel.
MRY — LHR
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap flight deals from Monterey to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Monterey (MRY) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$875
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$665
Provider with most accurate pricing for San Francisco-London (LON) flight deals.
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From Monterey Regional to London Heathrow
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Highest demand for flights based on searches. 16% potential increase in price ($149 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Monterey to Heathrow

Cheapest flights from Monterey to Heathrow
Explore the most affordable flight options available from Monterey to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:50 amMRY - LHR
2 stops19h 25mUnited Airlines
Tue 11/113:20 pmLHR - MRY
2 stops27h 13mUnited Airlines
Deal found 10/27$1,706
This United Airlines deal was found by Cheapflights users on 10/27. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:00 amMRY - LHR
2 stops22h 20mUnited Airlines
Tue 11/113:20 pmLHR - MRY
1 stop14h 17mUnited Airlines
Deal found 10/27$1,708
This United Airlines deal was found by Cheapflights users on 10/27. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/32:30 pmMRY - LHR
1 stop32h 55mUnited Airlines
Mon 11/103:30 pmLHR - MRY
2 stops33h 57mUnited Airlines
Deal found 10/27$1,733
This United Airlines deal was found by Cheapflights users on 10/27. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:00 amMRY - LHR
2 stops22h 20mUnited Airlines
Mon 11/107:55 amLHR - MRY
2 stops17h 32mUnited Airlines
Deal found 10/27$1,812
This United Airlines deal was found by Cheapflights users on 10/27. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/32:30 pmMRY - LHR
1 stop32h 55mUnited Airlines
Sun 11/93:30 pmLHR - MRY
2 stops38h 28mUnited Airlines
Deal found 10/27$1,833
This United Airlines deal was found by Cheapflights users on 10/26. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/222:30 pmMRY - LHR
1 stop32h 55mUnited Airlines
Sat 11/291:45 pmLHR - MRY
1 stop13h 49mUnited Airlines
Deal found 10/26$1,971

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monterey 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 October 28, 2025.
Use the filters below to find and compare flights from Monterey to London Heathrow Airport that are best for you.

Fly from

Monterey

Fly to

Heathrow

Route

Depart

Return

Price

MontereyLondon

MRY - LHR

MRYLHR

Monterey Regional

Fri 3/27

7:00 am-1:30 pm

1 stop23h 30m

London Heathrow

Tue 3/31

6:30 am-8:45 pm

2 stops22h 15m

$875

MontereyLondon

MRY - LHR

MRYLHR

Monterey Regional

Sat 11/22

2:30 pm-7:25 am

1 stop32h 55m

London Heathrow

Sat 11/29

1:45 pm-7:34 pm

1 stop13h 49m

$1,971

MontereyLondon

MRY - LHR

MRYLHR

Monterey Regional

Sat 12/20

10:32 am-11:50 am

2 stops17h 18m

London Heathrow

Wed 12/24

2:30 pm-10:29 am

2 stops27h 59m

$3,425

MontereyLondon

MRY - LHR

MRYLHR

Monterey Regional

Tue 12/16

7:00 am-10:10 am

2 stops19h 10m

$3,332

MontereyLondon

MRY - LHR

MRYLHR

Monterey Regional

Tue 12/16

7:00 am-8:30 am

3 stops17h 30m

$4,988

MontereyLondon

MRY - LHR

MRYLHR

Monterey Regional

Tue 12/16

11:23 am-12:20 pm

1 stop16h 57m

$13,483

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Best time to book a flight from Monterey to Heathrow

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

What is the cheapest month to book a flight from Monterey to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Monterey to London Heathrow Airport (average of $508). Flying from Monterey to London Heathrow Airport in June is currently the most expensive (average of $803). 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 Monterey 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 Monterey to London Heathrow?

    Monterey Regional (MRY) is the airport you will fly out of if you book a flight from Monterey to London Heathrow. You should not have trouble finding flights to London Heathrow from Monterey Regional; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Monterey airport to London Heathrow. It is only a 3.2 mi journey to Monterey Regional (MRY) from Monterey’s city center.

  • How long is the flight from Monterey to London Heathrow Airport?

    For as low as $875, United Airlines can have you in London Heathrow Airport from Monterey in 23h 30m. The distance between Monterey and London Heathrow Airport is about 5394 mi.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Monterey to London Heathrow Airport (average of $508). Flying from Monterey to London Heathrow Airport in June is currently the most expensive (average of $803). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

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