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$447+ Cheap flights from Marquette (MQT) to Heathrow (LHR)

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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
MQT — LHR
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
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 January 7, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
2 stars

Round-trip from

$618
(Delta)

One-way from

$447
(Delta)
Provider with most accurate pricing for Marquette Sawyer Intl-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Marquette Sawyer Intl-London Heathrow flights.
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From Marquette Sawyer Intl to London Heathrow
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One-way flight 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 January 7, 2026.

This Delta deal was found by Cheapflights users on 1/6. 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 4/85:12 pmMQT - LHR
1 stop14h 58mDelta
Thu 4/166:30 amLHR - MQT
2 stops15h 03mDelta
Deal found 1/6$618
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Tue 5/56:52 amMQT - LHR
1 stop18h 58mAmerican Airlines
Tue 5/198:50 amLHR - MQT
2 stops17h 26mAmerican Airlines
Deal found 1/6$620
This Delta deal was found by Cheapflights users on 1/6. 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.
Tue 5/55:08 pmMQT - LHR
2 stops15h 07mDelta
Tue 5/196:15 amLHR - MQT
2 stops21h 40mDelta
Deal found 1/6$623
This British Airways deal was found by Cheapflights users on 1/6. 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.
Tue 5/56:52 amMQT - LHR
1 stop18h 58mMultiple Airlines
Tue 5/191:10 pmLHR - MQT
1 stop13h 06mMultiple Airlines
Deal found 1/6$625
This Delta deal was found by Cheapflights users on 1/6. 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.
Tue 5/57:31 amMQT - LHR
2 stops22h 09mDelta
Thu 5/2110:45 amLHR - MQT
1 stop17h 10mDelta
Deal found 1/6$629
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Thu 4/92:45 pmMQT - LHR
1 stop16h 30mAmerican Airlines
Thu 4/167:40 amLHR - MQT
2 stops15h 51mAmerican Airlines
Deal found 1/6$645
This Delta deal was found by Cheapflights users on 1/7. 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 1/237:31 amMQT - LHR
1 stop18h 34mDelta
Tue 1/2710:00 amLHR - MQT
2 stops16h 57mDelta
Deal found 1/7$646
This British Airways deal was found by Cheapflights users on 1/7. 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 2/212:40 pmMQT - LHR
1 stop15h 55mMultiple Airlines
Sat 2/2811:00 amLHR - MQT
1 stop15h 00mMultiple Airlines
Deal found 1/7$659
This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:52 amMQT - LHR
1 stop21h 13mBritish Airways
Thu 5/2111:10 amLHR - MQT
1 stop15h 30mBritish Airways
Deal found 1/6$660
This American Airlines deal was found by Cheapflights users on 1/7. 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.
Sat 2/212:40 pmMQT - LHR
1 stop11h 15mAmerican Airlines
Sat 2/2810:05 amLHR - MQT
2 stops15h 55mAmerican Airlines
Deal found 1/7$663
This Delta deal was found by Cheapflights users on 1/7. 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.
Mon 4/135:08 pmMQT - LHR
1 stop14h 57mDelta
Mon 4/206:30 amLHR - MQT
2 stops15h 03mDelta
Deal found 1/7$668

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 January 7, 2026.
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 4/8

5:12 pm-1:10 pm

1 stop14h 58m

London Heathrow

Thu 4/16

6:30 am-4:33 pm

2 stops15h 03m

$618

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Wed 4/8

2:45 pm-10:30 am

1 stop14h 45m

London Heathrow

Fri 4/17

7:40 am-6:31 pm

2 stops15h 51m

$620

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Tue 4/14

6:52 am-12:15 pm

1 stop24h 23m

London Heathrow

Wed 4/22

7:40 am-6:31 pm

2 stops15h 51m

$620

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Mon 4/6

8:07 am-7:40 am

1 stop18h 33m

London Heathrow

Wed 4/15

8:50 am-6:31 pm

2 stops14h 41m

$620

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Tue 4/7

6:52 am-10:30 am

1 stop22h 38m

London Heathrow

Thu 4/16

8:50 am-6:31 pm

2 stops14h 41m

$620

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Tue 5/5

5:08 pm-1:15 pm

2 stops15h 07m

London Heathrow

Tue 5/19

6:15 am-10:55 pm

2 stops21h 40m

$623

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Tue 5/5

7:31 am-10:40 am

2 stops22h 09m

London Heathrow

Wed 5/20

11:30 am-10:55 pm

2 stops16h 25m

$623

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Tue 5/5

6:52 am-6:50 am

1 stop18h 58m

London Heathrow

Tue 5/19

1:10 pm-9:16 pm

1 stop13h 06m

$625

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Tue 5/5

7:31 am-10:40 am

2 stops22h 09m

London Heathrow

Thu 5/21

10:45 am-10:55 pm

1 stop17h 10m

$629

MarquetteLondon

MQT - LHR

MQTLHR

Marquette Sawyer Intl

Sun 5/31

7:31 am-6:25 am

2 stops17h 54m

$447

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

  • Most accurate provider: When it comes to deals on Marquette-London Heathrow Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Marquette-London Heathrow Airport flight deals on Cheapflights vs. Ovago 90-95% of the time. Price accuracy is based on data collected from Marquette-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Marquette-London Heathrow Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Marquette-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 January 7, 2026.
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
11,088 reviews

Crew

8.0

Comfort

7.2

Entertainment

6.9

Boarding

7.5

Food

6.4

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,088 reviews
American Airlines
7.2
Good
11,088 reviews

Crew

8.0

Comfort

7.2

Entertainment

6.9

Boarding

7.5

Food

6.4

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

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 $620, Delta can have you in London Heathrow Airport from Marquette in 14h 45m. Marquette and London Heathrow Airport are separated by a distance of 3722 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

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
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Marquette to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$658Average$1,432FlexibilityNo cancel feeOn-time71%

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