How does KAYAK find such low prices on flights from District of Columbia to Hanoi?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Hanoi.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Hanoi?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Hanoi from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from District of Columbia to Hanoi?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Hanoi with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Hanoi?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Hanoi from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$442 CHEAP FLIGHTS from District of Columbia to Hanoi

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Cheap Flights from District of Columbia to Hanoi

Cheap flights from District of Columbia to Hanoi with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

Tue, Jan 12 - Mon, Mar 15

8:05 pm - 12:20 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

28h 15m1 stop Doha Hamad Intl

7:10 pm - 4:55 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

32h 45m1 stop Doha Hamad Intl

$1,034Qatar Airways

Mon, Nov 30 - Mon, Dec 7

9:20 pm - 7:05 amIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

21h 45m1 stop Istanbul

10:55 pm - 11:45 amHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

24h 50m1 stop Istanbul

$1,040Turkish Airlines

Wed, Feb 10 - Wed, Feb 24

9:20 pm - 3:25 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

30h 05m1 stop Istanbul

8:45 am - 11:45 amHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

39h 00m1 stop Istanbul

$1,040Turkish Airlines

Tue, Nov 17 - Mon, Nov 30

6:00 am - 10:05 amIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

40h 05m2 stops Los Angeles Hong Kong Intl

6:30 pm - 6:30 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

36h 00m2 stops Shanghai Pu Dong Beijing Capital

$1,050Multiple Airlines

Mon, Feb 22 - Sun, Mar 7

11:35 pm - 2:10 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

26h 35m1 stop Incheon Intl

3:50 pm - 8:35 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

40h 45m2 stops Bangkok Suvarnabhumi Incheon Intl

$1,051Multiple Airlines

Mon, Feb 15 - Mon, Feb 22

8:05 pm - 12:20 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

28h 15m1 stop Doha Hamad Intl

7:10 pm - 3:55 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

32h 45m1 stop Doha Hamad Intl

$1,062Qatar Airways

Sun, Feb 21 - Thu, Mar 4

6:30 pm - 9:45 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

39h 15m2 stops New York John F Kennedy Intl Incheon Intl

12:20 pm - 5:30 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

41h 10m2 stops Incheon Intl New York John F Kennedy Intl

$1,081Korean Air

Sun, Feb 28 - Sun, Mar 14

6:30 pm - 9:45 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

39h 15m2 stops New York John F Kennedy Intl Incheon Intl

11:05 pm - 5:30 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

29h 25m2 stops Incheon Intl New York John F Kennedy Intl

$1,081Korean Air

Thu, Feb 25 - Mon, Mar 8

7:05 am - 9:45 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

26h 40m2 stops Seattle/Tacoma Intl Incheon Intl

11:05 pm - 12:20 amHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

37h 15m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,141Delta

Thu, Feb 25 - Sun, Mar 7

7:05 am - 9:45 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

26h 40m2 stops Seattle/Tacoma Intl Incheon Intl

11:05 pm - 11:51 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

36h 46m2 stops Incheon Intl Seattle/Tacoma Intl

$1,141Delta

Wed, Oct 21 - Mon, Oct 26

7:02 am - 3:35 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

45h 33m2 stops Seattle/Tacoma Intl Hong Kong Intl

7:25 pm - 5:32 amHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

45h 07m2 stops Hong Kong Intl Los Angeles

$1,125Multiple Airlines

Wed, Oct 21 - Mon, Oct 26

1:06 pm - 3:35 pmDCA Washington, D.C. Reagan-National-HAN Hanoi Noibai

39h 29m2 stops Chicago O'Hare Intl Hong Kong Intl

7:25 pm - 9:59 pmHAN Hanoi Noibai-DCA Washington, D.C. Reagan-National

37h 34m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,138Multiple Airlines

Wed, Oct 21 - Mon, Oct 26

9:20 pm - 3:00 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

30h 40m3 stops Lome Addis Ababa Bole Bangkok Suvarnabhumi

10:40 pm - 9:00 amHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

45h 20m3 stops Bangkok Suvarnabhumi Addis Ababa Bole Rome Fiumicino

$1,166Ethiopian Air

Tue, Oct 20 - Thu, Nov 5

9:00 pm - 1:55 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

29h 55m1 stop Doha Hamad Intl

7:10 pm - 3:55 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

32h 45m1 stop Doha Hamad Intl

$1,176Qatar Airways

Tue, Oct 20 - Thu, Nov 5

7:02 am - 9:55 amIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

39h 53m2 stops Seattle/Tacoma Intl Hong Kong Intl

11:15 am - 11:30 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

24h 15m2 stops Hong Kong Intl Dallas/Fort Worth

$1,182Cathay Pacific

Tue, Oct 20 - Thu, Nov 5

6:57 pm - 4:50 pmDCA Washington, D.C. Reagan-National-HAN Hanoi Noibai

34h 53m2 stops San Francisco Taipei City Taiwan Taoyuan Intl

6:20 pm - 8:00 pmHAN Hanoi Noibai-DCA Washington, D.C. Reagan-National

37h 40m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles

$1,211Multiple Airlines

Wed, Oct 21 - Mon, Oct 26

10:55 am - 3:00 pmIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

41h 05m2 stops Addis Ababa Bole Bangkok Suvarnabhumi

10:40 pm - 9:00 amHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

45h 20m3 stops Bangkok Suvarnabhumi Addis Ababa Bole Rome Fiumicino

$1,236Ethiopian Air

Wed, Oct 21 - Mon, Oct 26

9:00 pm - 7:15 amIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

23h 15m1 stop Doha Hamad Intl

7:10 pm - 4:55 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

32h 45m1 stop Doha Hamad Intl

$1,236Qatar Airways

Wed, Oct 21 - Mon, Oct 26

1:20 pm - 3:10 amIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

26h 50m1 stop Incheon Intl

10:55 am - 7:30 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

43h 35m2 stops Bangkok Suvarnabhumi Beijing Capital

$1,269Multiple Airlines

Tue, Oct 20 - Thu, Nov 5

9:00 pm - 7:15 amIAD Washington, D.C. Dulles Intl-HAN Hanoi Noibai

23h 15m1 stop Doha Hamad Intl

6:30 pm - 6:30 pmHAN Hanoi Noibai-IAD Washington, D.C. Dulles Intl

36h 00m2 stops Shanghai Pu Dong Beijing Capital

$1,324Multiple Airlines

Low season	September
High season	December
Cheapest flight	$442

Best time to beat the crowds with an average 8% drop in price.

Most popular time to fly with an average 49% increase in price.

Flight from Washington, D.C. to Hanoi

How does KAYAK find such low prices on flights from District of Columbia to Hanoi?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Hanoi.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Hanoi?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Hanoi from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from District of Columbia to Hanoi?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Hanoi with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Hanoi?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Hanoi from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.