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$581+ Cheap flights from Marquette (MQT) 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
MQT — LHR
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Marquette to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Marquette (MQT) 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 September 11, 2025.

Round-trip from

$581
(Delta)
From Marquette Sawyer Intl to London Heathrow
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Find flight deals from Marquette to Heathrow

Cheapest flights from Marquette to Heathrow
Explore the most affordable flight options available from Marquette to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:31 amMQT - LHR
1 stop18h 34mDelta
Sun 11/161:00 pmLHR - MQT
1 stop13h 55mDelta
Deal found 9/9$581
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:25 amMQT - LHR
2 stops19h 15mDelta
Tue 10/76:15 amLHR - MQT
2 stops20h 37mDelta
Deal found 9/11$646
This British Airways deal was found by Cheapflights users on 9/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/18:06 amMQT - LHR
1 stop17h 49mMultiple Airlines
Mon 12/811:00 amLHR - MQT
1 stop12h 33mMultiple Airlines
Deal found 9/11$718
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/18:06 amMQT - LHR
1 stop22h 29mAmerican Airlines
Mon 12/810:05 amLHR - MQT
2 stops16h 58mAmerican Airlines
Deal found 9/11$723
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:49 pmMQT - LHR
1 stop17h 16mAmerican Airlines
Tue 10/79:15 amLHR - MQT
1 stop14h 05mAmerican Airlines
Deal found 9/11$902
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:31 amMQT - LHR
1 stop18h 34mDelta
Sat 11/298:40 amLHR - MQT
2 stops18h 15mDelta
Deal found 9/9$4,168
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/228:06 amMQT - LHR
1 stop17h 49mMultiple Airlines
Sat 11/2911:00 amLHR - MQT
1 stop16h 06mMultiple Airlines
Deal found 9/9$4,175

Cheapflights Fare Finder

 
Customize your flight search to find flights from Marquette 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 September 11, 2025.
Use the filters below to find and compare flights from Marquette to London Heathrow Airport that are best for you.

Fly from

Marquette

Fly to

Heathrow

Route

Depart

Return

Price

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Wed 11/12

7:31 am-7:05 am

1 stop18h 34m

London Heathrow

Sun 11/16

1:00 pm-9:55 pm

1 stop13h 55m

$581

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Fri 10/3

7:25 am-7:40 am

2 stops19h 15m

London Heathrow

Tue 10/7

6:15 am-9:52 pm

2 stops20h 37m

$646

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Mon 12/1

8:06 am-6:55 am

1 stop17h 49m

London Heathrow

Mon 12/8

11:00 am-6:33 pm

1 stop12h 33m

$718

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Mon 12/1

8:06 am-11:35 am

1 stop22h 29m

London Heathrow

Mon 12/8

10:05 am-10:03 pm

2 stops16h 58m

$723

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Fri 10/3

12:49 pm-11:05 am

1 stop17h 16m

London Heathrow

Tue 10/7

9:15 am-6:20 pm

1 stop14h 05m

$902

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Marquette to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Marquette 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.

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 September 11, 2025.
See what other customers who have flown with American Airlines from Marquette to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Comfort

7.2

Overall

7.2

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Comfort

7.2

Overall

7.2

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Marquette 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 Marquette to London Heathrow?

    Marquette Sawyer Intl (MQT) is the airport you will fly out of if you book a flight from Marquette to London Heathrow. You should not have trouble finding flights to London Heathrow from Sawyer Intl; 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 1 airline has flights from the Marquette airport to London Heathrow. It is only a 13.1 mi journey to Sawyer Intl (MQT) from Marquette’s city center.

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

    For as low as $581, Delta can have you in London Heathrow Airport from Marquette in 18h 34m. Marquette and London Heathrow Airport are separated by a distance of 3722 mi.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Marquette to London Heathrow Airport (average of $661). Flying from Marquette to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Wembley
Folkestone

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Alternative routes for Marquette to Heathrow

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Top airline flying from Marquette to Heathrow

Discover the top airline that operate flights from Marquette 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$904Average$1,432FlexibilityNo cancel feeOn-time71%

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