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Cheap flights from Detroit to London from $522

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to London departing on 3/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Detroit to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
8:35 pm - 5:05 pm
DTW
-
SOU
15h 30m1 stop
KLM Logo
5:35 pm - 4:00 pm
SOU
-
DTW
27h 25m1 stop
$896KLM
Mon, Jan 12 - Mon, Jan 19
KLM Logo
8:02 pm - 8:50 am
DTW
-
SOU
31h 48m2 stops
KLM Logo
5:35 pm - 5:15 pm
SOU
-
DTW
28h 40m2 stops
$902KLM
Mon, Jan 12 - Mon, Jan 19
Delta Logo
9:30 pm - 8:50 am
DTW
-
SOU
30h 20m2 stops
Delta Logo
5:35 pm - 1:05 pm
SOU
-
DTW
24h 30m1 stop
$913Delta
Sat, Jan 31 - Mon, Feb 9
Delta Logo
9:30 pm - 8:50 am
DTW
-
SOU
30h 20m2 stops
Delta Logo
5:35 pm - 6:50 pm
SOU
-
DTW
30h 15m2 stops
$917Delta
Sat, Jan 31 - Mon, Feb 9
Delta Logo
6:25 pm - 5:05 pm
DTW
-
SOU
17h 40m1 stop
Delta Logo
5:35 pm - 3:55 pm
SOU
-
DTW
27h 20m1 stop
$947Delta
Thu, Jan 29 - Mon, Feb 9
KLM Logo
8:40 pm - 8:50 am
DTW
-
SOU
31h 10m1 stop
KLM Logo
9:25 am - 1:05 pm
SOU
-
DTW
32h 40m1 stop
$997KLM
Sat, Jan 31 - Sat, Feb 7
Delta Logo
12:45 pm - 8:25 am
DTW
-
SOU
14h 40m2 stops
Delta Logo
9:25 am - 5:55 pm
SOU
-
DTW
13h 30m1 stop
$1,001Delta
Thu, Jan 29 - Sat, Feb 7
Delta Logo
8:40 pm - 5:15 pm
DTW
-
SOU
15h 35m1 stop
Delta Logo
9:25 am - 8:02 pm
SOU
-
DTW
15h 37m2 stops
$1,007Delta
Sat, Jan 31 - Sat, Feb 7
Delta Logo
12:45 pm - 8:25 am
DTW
-
SOU
14h 40m2 stops
Delta Logo
9:25 am - 8:02 pm
SOU
-
DTW
15h 37m2 stops
$1,011Delta
Thu, Jan 29 - Mon, Feb 9
KLM Logo
6:04 pm - 5:15 pm
DTW
-
SOU
18h 11m2 stops
KLM Logo
9:25 am - 11:41 pm
SOU
-
DTW
19h 16m2 stops
$1,012KLM
Sat, Jan 31 - Sat, Feb 7

KLM flights from Detroit to Southampton

Our best KLM deals on Detroit to Southampton flight tickets
KLM
Jan 31
DTW8:40 pmDetroit Metropolitan Wayne County
31h 10m
1 stop
SOU8:50 amSouthampton Eastleigh
Feb 7
SOU9:25 amSouthampton Eastleigh
32h 40m
1 stop
DTW1:05 pmDetroit Metropolitan Wayne County
$997
Find similar
KLM
Jan 31
DTW6:04 pmDetroit Metropolitan Wayne County
18h 11m
2 stops
SOU5:15 pmSouthampton Eastleigh
Feb 7
SOU9:25 amSouthampton Eastleigh
13h 30m
1 stop
DTW5:55 pmDetroit Metropolitan Wayne County
$1,001
Find similar
KLM
Jan 31
DTW6:04 pmDetroit Metropolitan Wayne County
18h 11m
2 stops
SOU5:15 pmSouthampton Eastleigh
Feb 7
SOU9:25 amSouthampton Eastleigh
19h 16m
2 stops
DTW11:41 pmDetroit Metropolitan Wayne County
$1,012
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Detroit to Southampton 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Detroit to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Mon 1/12

8:35 pm-5:05 pm

1 stop15h 30m

Southampton Eastleigh

Mon 1/19

5:35 pm-4:00 pm

1 stop27h 25m

$896

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Mon 1/12

8:02 pm-8:50 am

2 stops31h 48m

Southampton Eastleigh

Mon 1/19

5:35 pm-5:15 pm

2 stops28h 40m

$902

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Sat 1/31

9:30 pm-8:50 am

2 stops30h 20m

Southampton Eastleigh

Mon 2/9

5:35 pm-1:05 pm

1 stop24h 30m

$913

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Sat 1/31

9:30 pm-8:50 am

2 stops30h 20m

Southampton Eastleigh

Mon 2/9

5:35 pm-6:50 pm

2 stops30h 15m

$917

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Thu 1/29

6:25 pm-5:05 pm

1 stop17h 40m

Southampton Eastleigh

Mon 2/9

5:35 pm-3:55 pm

1 stop27h 20m

$947

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Sat 1/31

8:40 pm-8:50 am

1 stop31h 10m

Southampton Eastleigh

Sat 2/7

9:25 am-1:05 pm

1 stop32h 40m

$997

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Thu 1/29

12:45 pm-8:25 am

2 stops14h 40m

Southampton Eastleigh

Sat 2/7

9:25 am-5:55 pm

1 stop13h 30m

$1,001

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Sat 1/31

8:40 pm-5:15 pm

1 stop15h 35m

Southampton Eastleigh

Sat 2/7

9:25 am-8:02 pm

2 stops15h 37m

$1,007

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Thu 1/29

12:45 pm-8:25 am

2 stops14h 40m

Southampton Eastleigh

Mon 2/9

9:25 am-8:02 pm

2 stops15h 37m

$1,011

DetroitSouthampton

DTW - SOU

DTWSOU

Detroit Metropolitan Wayne County

Sat 1/31

6:04 pm-5:15 pm

2 stops18h 11m

Southampton Eastleigh

Sat 2/7

9:25 am-11:41 pm

2 stops19h 16m

$1,012

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Detroit to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Southampton?

On average, the least expensive day to fly to Southampton from Detroit is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,022. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Detroit to Southampton for around $1,690.

What is the cheapest time of day to depart on your flight to Southampton?

Flying to Southampton from Detroit in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,074 when looking at flights departing in the afternoon. Flights to Southampton are more costly in the evening, with an average ticket price of $1,609. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Detroit to Southampton flights?

You could potentially save up to 13% on your flight if you consider stops on a Detroit to Southampton flight.

When to book flights from Detroit to Southampton

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Southampton according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to Southampton (DTT to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Southampton

Fastest flight time

20h 15m

Direct flights

None
The fastest flight from Detroit to Southampton takes 20h 15m
There are no direct flights from Detroit to Southampton. There are no popular flight routes from Detroit to Southampton.
Search flight deals

  • How far is Detroit to Southampton Eastleigh by plane?

    Detroit and Southampton Eastleigh are 3715.5 mi apart from one another. In terms of flight time, this usually takes a little over 20h 15m.

  • When did momondo last update prices for flights from Detroit to Southampton Eastleigh Airport?

    Prices for flights from Detroit to Southampton Eastleigh Airport are updated daily.

  • How many operators does momondo search for flights from Detroit to Southampton Eastleigh Airport?

  • How old do you have to be to fly from Detroit to Southampton Eastleigh Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Detroit to Southampton

Compare and see reviews for airlines that fly from Detroit to Southampton with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $858Free CancellationRating
7.9
8,009 reviews
Search Delta flights
KLMPriceFrom $933Free CancellationRating
7.7
1,428 reviews
Search KLM flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Southampton?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Detroit to Southampton. momondo saves you time and could save you money on your trip.

Can I find flights from Detroit to Southampton with flexible booking policies on momondo?

momondo does allow users to show only those flights to Southampton from Detroit which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Detroit to Southampton?

Once all potential Detroit to Southampton flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Detroit to Southampton right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Detroit to Southampton now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Southampton and let you know when they change.

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