Average TSA wait times at MSY are around 15 minutes, thanks to efficient processes and lower passenger volumes.

Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $700 (Expedia) |
One-way from | $290 (Trip.com) |
Popular in | June |
Cheapest in | October |
Average price | $782 |
Good round-trip deal | $724 or less |
Good one-way deal | $462 or less |
Fly from
Fly to
Route
Depart
Return
Price
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Wed 2/4
9:17 am-10:50 am
2 stops19h 33m
London Heathrow
Sun 2/8
12:15 pm-8:21 am
3 stops26h 06m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Fri 1/23
9:17 am-7:30 pm
2 stops28h 13m
London Heathrow
Fri 1/30
12:15 pm-8:21 am
3 stops26h 06m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Mon 1/5
5:15 pm-5:55 am
1 stop30h 40m
London Heathrow
Fri 1/16
10:00 am-10:58 pm
1 stop18h 58m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Thu 1/8
12:00 pm-5:55 am
1 stop11h 55m
London Heathrow
Thu 1/15
8:30 am-7:45 pm
2 stops17h 15m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Thu 2/5
6:05 am-9:05 am
3 stops21h 00m
London Heathrow
Mon 2/9
9:50 am-10:58 pm
3 stops19h 08m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Thu 1/8
7:55 pm-10:35 am
Nonstop8h 40m
London Heathrow
Thu 1/15
1:45 pm-5:55 pm
Nonstop10h 10m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Wed 2/4
3:44 pm-10:00 am
1 stop12h 16m
London Heathrow
Sun 2/8
7:30 am-9:07 pm
2 stops19h 37m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Sun 1/25
2:13 pm-10:15 am
1 stop14h 02m
London Heathrow
Sun 2/1
11:10 am-11:44 pm
2 stops18h 34m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Wed 2/4
2:26 pm-7:55 am
1 stop11h 29m
London Heathrow
Sun 2/8
9:30 am-9:51 pm
2 stops18h 21m
New OrleansLondon
MSY - LHR
MSYLHR
New Orleans Louis Armstrong
Fri 1/9
10:35 am-7:10 am
2 stops14h 35m
London Heathrow
Fri 1/16
8:30 am-10:29 pm
2 stops19h 59m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star |
The price you pay for your flight from New Orleans to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, October is the cheapest month in which you can book a flight from New Orleans to London Heathrow Airport (average of $110). Flying from New Orleans to London Heathrow Airport in June is currently the most expensive (average of $879). 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.
It’s optimal to fly from New Orleans to London Heathrow Airport in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the evening.
Travelers seeking maximum savings on their New Orleans to London Heathrow Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Houston (IAH) – chosen by Cheapflights users on 50% of 1-stop itineraries from New Orleans to London Heathrow Airport on Cheapflights.
Dallas (DFW) is the most affordable 1-stop option, with an average round-trip price of $597.
Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 11h 26m.
Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 1h 36m.
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Jim,Nov 2025
AVL - ATL
Entertainment
Food
Boarding
Comfort
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Overall
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Jim,Nov 2025
AVL - ATL
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Jim,Nov 2025
AVL - ATL
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Jim,Nov 2025
AVL - ATL
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Jim,Nov 2025
AVL - ATL
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$81 | Average$909 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$182 | Average$705 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$446 | Average$872 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$568 | Average$947 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$588 | Average$874 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$678 | Average$974 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$690 | Average$782 | FlexibilityNo cancel fee | On-time72% |