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Hanoi

$495+ Cheap flights from Key Largo, FL to Hanoi (HAN)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — HAN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Key Largo to Hanoi

Cheapest flights from Key Largo to Hanoi
Explore the most affordable flight options available from Key Largo to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:30 am
MIA
-
HAN
2 stops28h 45m
United Airlines
Thu 9/1011:35 pm
HAN
-
MIA
2 stops33h 41m
United Airlines
Deal found 1/28$892
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:30 pm
MIA
-
HAN
1 stop30h 10m
Turkish Airlines
Thu 9/1010:55 pm
HAN
-
MIA
1 stop43h 15m
Turkish Airlines
Deal found 1/27$935
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:35 am
MIA
-
HAN
1 stop42h 05m
Turkish Airlines
Wed 5/2710:55 pm
HAN
-
MIA
1 stop32h 40m
Turkish Airlines
Deal found 1/28$972
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:04 pm
MIA
-
HAN
2 stops35h 46m
China Airlines
Tue 4/145:50 pm
HAN
-
MIA
2 stops34h 17m
China Airlines
Deal found 1/28$1,014
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:29 am
MIA
-
HAN
2 stops27h 46m
United Airlines
Mon 8/1011:35 pm
HAN
-
MIA
2 stops52h 25m
United Airlines
Deal found 1/28$1,022
This Korean Air deal was found by Cheapflights users on 1/27. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/127:40 am
MIA
-
HAN
2 stops26h 55m
Korean Air
Mon 4/2011:10 pm
HAN
-
MIA
2 stops30h 42m
Korean Air
Deal found 1/27$1,031
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:35 am
MIA
-
HAN
1 stop42h 05m
Turkish Airlines
Wed 4/2210:55 pm
HAN
-
MIA
1 stop43h 15m
Turkish Airlines
Deal found 1/27$1,033
This Korean Air deal was found by Cheapflights users on 1/27. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:00 am
MIA
-
HAN
2 stops27h 35m
Korean Air
Tue 4/1411:10 pm
HAN
-
MIA
2 stops30h 42m
Korean Air
Deal found 1/27$1,046
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1711:30 pm
MIA
-
HAN
1 stop32h 15m
Qatar Airways
Tue 2/248:55 am
HAN
-
MIA
1 stop43h 30m
Qatar Airways
Deal found 1/27$1,057
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1210:35 am
MIA
-
HAN
1 stop42h 05m
Turkish Airlines
Mon 4/2010:55 pm
HAN
-
MIA
1 stop32h 40m
Turkish Airlines
Deal found 1/27$1,058

Find flight deals from Key Largo to Hanoi

Keep the following information in mind while searching for Key Largo to Hanoi flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$972
(oojo)

One-way from

$495
(oojo)

Popular in

December

Cheapest in

August

Average price

$2,109
Provider with most accurate pricing for Miami-Hanoi Noibai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Hanoi Noibai flights.
Search Deals
From Key Largo to Hanoi Noibai
Search Deals
One-way flight from Key Largo to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($342 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Hanoi 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 29, 2026.
Use the filters below to find and compare flights from Key Largo to Hanoi that are best for you.

Fly from

Key Largo

Fly to

Hanoi

Route

Depart

Return

Price

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Sun 4/12

7:40 am-9:35 pm

2 stops26h 55m

Hanoi Noibai

Mon 4/20

11:10 pm-6:52 pm

2 stops30h 42m

$1,031

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Wed 4/8

7:00 am-9:35 pm

2 stops27h 35m

Hanoi Noibai

Tue 4/14

11:10 pm-6:52 pm

2 stops30h 42m

$1,046

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Tue 4/7

7:40 pm-7:15 am

1 stop24h 35m

Hanoi Noibai

Tue 4/14

7:30 pm-4:30 pm

1 stop32h 00m

$1,085

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Tue 2/24

11:30 pm-6:30 pm

2 stops31h 00m

Hanoi Noibai

Mon 3/9

8:55 am-10:50 am

1 stop36h 55m

$1,162

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Sat 4/11

8:10 am-10:40 am

2 stops39h 30m

Hanoi Noibai

Sat 4/18

11:10 pm-11:28 pm

2 stops35h 18m

$1,171

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Tue 2/17

6:47 pm-10:05 am

2 stops27h 18m

Hanoi Noibai

Thu 3/12

11:05 am-5:40 am

2 stops29h 35m

$1,171

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Tue 2/17

1:24 pm-12:40 pm

2 stops35h 16m

Hanoi Noibai

Thu 3/12

3:40 pm-3:24 pm

3 stops34h 44m

$1,176

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Wed 4/8

7:40 pm-7:15 am

1 stop24h 35m

Hanoi Noibai

Tue 4/14

10:55 am-4:30 pm

2 stops40h 35m

$1,179

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Thu 3/26

6:47 pm-6:30 pm

2 stops36h 43m

Hanoi Noibai

Wed 4/8

10:55 am-5:42 am

2 stops29h 47m

$1,230

MiamiHanoi

MIA - HAN

MIAHAN

Miami

Thu 3/26

11:30 pm-7:20 pm

2 stops32h 50m

Hanoi Noibai

Tue 4/7

3:00 am-4:40 pm

1 stop24h 40m

$1,244

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 16 results
1
2

Best time to book a flight from Key Largo to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Key Largo 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.

Cheapflights Insights

Everything you need to know about your flight from Key Largo to Hanoi

What is the cheapest month to book a flight from Key Largo to Hanoi?

Currently, October is the cheapest month in which you can book a flight from Key Largo to Hanoi (average of $861). Flying from Key Largo to Hanoi in January is currently the most expensive (average of $1,969). 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.

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with Qatar Airways and American Airlines from Key Largo to Hanoi to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,727 reviews

Comfort

7.4

Entertainment

7.4

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,727 reviews
Qatar Airways
7.4
Good
3,727 reviews

Comfort

7.4

Entertainment

7.4

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
American Airlines
7.2
Good
11,206 reviews
Qatar Airways
7.4
Good
3,727 reviews

Comfort

7.4

Entertainment

7.4

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Hanoi. 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 into for flights to Hanoi from Key Largo?

    Hanoi Noibai (HAN), located 14.2 mi from the city center, is the airport you fly into when you book flights from Key Largo to Hanoi. 2 airlines have flights to Noibai from Key Largo on a regular basis. Booking flights from Key Largo to Hanoi Noibai should not be difficult; the airport handles an average of 0 inbound flights from Key Largo per day.

  • How long is the flight from Key Largo to Hanoi?

    A quick flight from Key Largo to Hanoi can take about 24h 35m. Korean Air provides one of the quickest options available for as low as $1,085. The distance between Key Largo and Hanoi is about 9156 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Key Largo to Hanoi that include hotel bookings?

    Yes. In addition to deals on Key Largo to Hanoi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key Largo to Hanoi?

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

  • Can I find deals for business class flights from Key Largo to Hanoi?

    Yes. Cheapflights offers flight deals from Key Largo to Hanoi 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 Key Largo to Hanoi?

    Currently, October is the cheapest month in which you can book a flight from Key Largo to Hanoi (average of $861). Flying from Key Largo to Hanoi in January is currently the most expensive (average of $1,969). 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

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Alternative routes for Key Largo to Hanoi

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Key Largo to Hanoi

Discover the top 2 airlines that operate flights from Key Largo to Hanoi. 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$746Average$1,676FlexibilityNo cancel feeOn-time71%
Qatar AirwaysCheapest$1,019Average$1,476FlexibilityNo cancel feeOn-time68%

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