The 10 longest routes from Detroit

Detroit Metropolitan Wayne County Airport (DTW) is the primary international airport in Detroit. With nearly 33 million passengers served in 2024, it is by far the busiest airport in Michigan.

Detroit Airport offers a range of domestic and international flights. Cirium, an aviation analytics company, shows that the longest direct flight from DTW is over 16 hours. This article explores the ten longest flights from the Wayne County Airport.

10 Detroit (DTW) to London Heathrow (LHR)

Flight distance: 3,766 miles

At the bottom of our list of the longest routes from Detroit Metropolitan Wayne County Airport (DTW) is to London Heathrow Airport (LHR), the largest and busiest airport in the United Kingdom, with an average distance of 3,766 miles.

Delta Air Lines operates a daily service from its hub airport to Heathrow, utilizing its Airbus A330-200 aircraft.

Delta's A330-200s are configured with 220 seats in four cabins, including 34 Delta One flat-bed seats, 21 Delta Premium Select reclining seats, 24 Delta Comfort+ seats with enhanced legroom, and 144 standard Main Cabin seats.

The seven-and-a-half-hour flight is codeshared among Delta partners, including Air France, KLM Royal Dutch, and Virgin Atlantic.

In January, Delta offered 6,913 one-way seats for a total of over 26 million Available Seat Miles (ASMs).

9 Detroit (DTW) to Amsterdam (AMS)

Flight distance: 3,940 miles

Another European route from Detroit is a direct flight to Amsterdam Schiphol Airport (AMS) in the Netherlands. Delta Air Lines operates three daily flights to its partner KLM's hub airport using its A330-300 fleet.

Delta's A330s have 283 seats in four cabins, including 34 Delta One seats, 21 Delta Premium Select seats, 24 Delta Comfort+ seats, and 203 standard Main Cabin seats.

Air France, KLM Royal Dutch, and Virgin Atlantic codeshare with Delta on this seven-hour and 45-minute route.

In January, Delta offered 26,226 one-way seats for a total of over 103 million Available Seat Miles (ASMs).

8 Detroit (DTW) to Paris (CDG)

Flight distance: 3,962 miles

A little further, Detroit is connected with Paris Charles de Gaulle Airport (CDG) and operated by both Delta Air Lines and the French national carrier Air France.

Delta operates its A330-300 on the nearly eight-hour flight across the pond. Air France operates its A350-900 fleet connecting its hub airport to Detroit.

The airlines' A350s have 292 seats in three classes, including 48 in the Business cabin, 32 in Premium, and 212 in Economy.

In January, Delta will operate 29 flights to Paris, offering 8,178 seats and over 32 million ASMs, whereas Air France will operate 16 flights from Detroit to Paris, offering 4,800 seats and over 19 million ASMs.

7 Detroit (DTW) to Frankfurt (FRA)

Flight distance: 4,161 miles

Delta Air Lines and German flag carrier Lufthansa connect Detroit to Frankfurt, another major European destination on our list, with an average distance of 4,161 miles.

Delta operates its A330-200 on the eight-hour flight to the Lufthansa hub. Lufthansa primarily operates its A340-300 fleet on the route, offering 279 seats in three classes, with 30 in Business, 28 in Premium Economy, and 221 in Economy.

In January, Delta will operate 18 flights to Frankfurt, offering 4,132 seats and over 17 million ASMs, whereas Lufthansa will operate 26 flights from Detroit to Frankfurt, offering 7,256 seats and over 30 million ASMs.

6 Detroit (DTW) to Honolulu (HNL)

Flight distance: 4,475 miles

The only domestic route on this list, connecting Detroit to Honolulu, Hawaii, with a flight distance of 4,475 miles. Delta Air Lines operates the route up to 5 times weekly utilizing its A330-300 fleet. It is one of the longest domestic routes clocking in at 10 hours and 20 minutes. In January, Delta will operate 23 flights, offering 6,486 one-way seats for a total of over 29 million Available Seat Miles (ASMs).

5 Detroit (DTW) to Istanbul (IST), Turkey

Flight distance: 5,298 miles

Another European route, this time further east to Istanbul in Turkey. The country's flag carrier, Turkish Airlines, operates a daily flight between the two cities, operating its Boeing 787-9 fleet. According to Turkish Airlines,

"The spacious Business Class cabin features a 1-2-1 seating protocol that ensures 111 cm of legroom and easy access to the aisle for every passenger. In addition, each seat has storage units and reclining and footrest features, as well as a comprehensive entertainment system and an 18-inch video screen.”

“Get ready for a relaxing trip in the Economy Class cabin, which is arranged by 3-3-3, with comfortable 44 cm wide seats. With 78 cm legroom between seats, sit back and travel in comfort on Economy Class seats. We want you to have the best journey possible in the Economy Class cabin, so we added "Turquoise Waves" color lighting."

In January, Turkish Airlines will offer 9,594 one-way seats and nearly 51 million Available Seat Miles (ASMs).

4 Detroit (DTW) to Amman (AMM), Jordan

Flight distance: 6,055 miles

Royal Jordanian, the flag carrier of Jordan, connects the country's capital to Detroit with three-times-weekly flights using its Boeing 787-8 Dreamliner fleet.

The airline's 787 fleet is configured with 270 seats in two classes, including 24 seats in Crown Class in a 2-2-2 seating configuration and 246 seats in Economy in a standard 3-3-3 configuration.

In January, Royal Jordanian offered 3,510 one-way seats and over 21 million Available Seat Miles (ASMs).

3 Detroit (DTW) to Tokyo Haneda (HND)

Flight distance: 6,428 miles

Delta Air Lines connects Detroit to Tokyo's Haneda airport with a once-daily service utilizing its A350-900 fleet. The airline's A350s are configured with 306 seats in four classes, including 32 Delta One seats, 48 Delta Premium Select seats, 36 Delta Comfort+ seats, and 190 standard Main Cabin seats.

The 14-hour flight departs Detroit every day at 14:06 and arrives in Tokyo the following day at 17:45. Vietnam Airlines offers codeshare flights with Delta. In January, Delta will offer 9,486 seats and nearly 61 million ASMs.

2 Detroit (DTW) to Seoul Incheon (ICN), South Korea

Flight distance: 6,637 miles

Delta Air Lines connects Detroit to South Korea's Seoul Incheon airport with a once-daily service on its A350-900 fleet.

Delta Air Lines Flight 159 departs Detroit every day at 11:14 local time and arrives in Seoul the following day at 16:30 local time, for a duration of 15 hours and 16 minutes.

Korean Air offers codeshare flights with Delta on the route. In January, Delta will offer 8,773 seats and over 58 million ASMs.

1 Detroit (DTW) to Shanghai (PVG), China

Flight distance: 7,137 miles

Delta Air Lines connects Detroit to Shanghai Pudong International Airport (PVG) with a once-daily service on its A350-900 fleet. Delta Air Lines Flight 389 departs Detroit every day at 10:09 local time and arrives in Shanghai the following day at 15:20 local time, for a duration of 16 hours and 11 minutes.

China Eastern Airlines offers codeshare flights with Delta on the route. In January, Delta will offer 9,486 seats and nearly 68 million ASMs.