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Patna

$983+ Cheap flights from Dulles Intl (IAD) to Patna (PAT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PAT
Jul 14 — Jul 211
Tue 7/14
Tue 7/21
1 adult, Economy
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Cheap flight deals from Dulles Intl to Patna

Cheapest flights from Dulles Intl to Patna
Explore the most affordable flight options available from Dulles Intl to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.

This Trip.com deal was found by Cheapflights users on 6/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:10 pm
IAD
-
PAT
2 stops43h 40m
Multiple Airlines
Fri 9/251:30 pm
PAT
-
IAD
2 stops29h 45m
Multiple Airlines
Deal found 6/14$983
This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:00 pm
IAD
-
PAT
3 stops35h 15m
Multiple Airlines
Mon 8/33:50 pm
PAT
-
IAD
2 stops33h 20m
Multiple Airlines
Deal found 6/12$1,403
This oojo deal was found by Cheapflights users on 6/13. 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 8/33:10 pm
IAD
-
PAT
2 stops30h 20m
Multiple Airlines
Fri 8/213:20 pm
PAT
-
IAD
2 stops51h 55m
Multiple Airlines
Deal found 6/13$1,488
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:45 pm
IAD
-
PAT
2 stops33h 30m
British Airways
Mon 9/213:50 pm
PAT
-
IAD
2 stops37h 20m
British Airways
Deal found 6/10$1,645
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/191:20 pm
IAD
-
PAT
2 stops46h 45m
IndiGo
Fri 7/38:55 pm
PAT
-
IAD
2 stops32h 25m
IndiGo
Deal found 6/9$1,793
This Gotogate deal was found by Cheapflights users on 6/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/201:20 pm
IAD
-
PAT
2 stops46h 45m
IndiGo
Sun 7/58:55 pm
PAT
-
IAD
2 stops32h 25m
IndiGo
Deal found 6/9$1,812
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/205:20 pm
IAD
-
PAT
2 stops30h 50m
Multiple Airlines
Sat 7/47:10 pm
PAT
-
IAD
2 stops31h 05m
Multiple Airlines
Deal found 6/9$1,943
This Justfly.com deal was found by Cheapflights users on 6/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/185:40 pm
IAD
-
PAT
2 stops30h 30m
Multiple Airlines
Thu 7/27:10 pm
PAT
-
IAD
2 stops31h 05m
Multiple Airlines
Deal found 6/9$1,952
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/205:20 pm
IAD
-
PAT
2 stops30h 50m
Multiple Airlines
Thu 7/27:10 pm
PAT
-
IAD
2 stops29h 50m
Multiple Airlines
Deal found 6/9$1,979
This Air France deal was found by Cheapflights users on 6/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/226:15 pm
IAD
-
PAT
2 stops28h 10m
Air France
Sun 7/510:10 pm
PAT
-
IAD
2 stops30h 55m
Air France
Deal found 6/9$2,076

Find flight deals from Dulles Intl to Patna

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Patna (PAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,403
(Trip.com)

One-way from

$1,015
(Booking.com)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Patna flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Patna flights.
Search Deals
From Washington, D.C. Dulles Intl to Patna
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Patna
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Patna 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 June 14, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Patna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Mon 7/27

9:00 pm-5:45 pm

3 stops35h 15m

Patna

Mon 8/3

3:50 pm-3:40 pm

2 stops33h 20m

$1,403

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Mon 8/3

3:10 pm-7:00 am

2 stops30h 20m

Patna

Fri 8/21

3:20 pm-9:45 am

2 stops51h 55m

$1,488

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Thu 9/17

5:45 pm-12:45 pm

2 stops33h 30m

Patna

Mon 9/21

3:50 pm-7:40 pm

2 stops37h 20m

$1,645
Quickest round-trip

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Mon 9/21

7:15 pm-12:45 pm

2 stops32h 00m

Patna

Fri 9/25

8:55 pm-7:40 pm

2 stops32h 15m

$7,711
Cheapest one-way

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sat 6/20

1:20 pm-9:35 pm

2 stops46h 45m

$1,015
Quickest one-way

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Mon 6/22

10:15 pm-9:40 am

2 stops25h 55m

$1,056

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Fri 6/19

5:40 pm-9:40 am

2 stops30h 30m

$1,130

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Tue 6/23

5:40 pm-12:45 pm

2 stops33h 35m

$1,242

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Patna flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Patna flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Patna flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Patna flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Patna flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Patna

Have a flexible travel schedule? Discover the best time to fly to Patna from Dulles Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Patna. 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 Patna from Washington, D.C. Dulles Intl?

    Most people fly into Patna (PAT) if they book a flight to Patna from Washington, D.C. Dulles Intl. On average, Patna has 0 inbound flights from Washington, D.C. Dulles Intl per day from 0 airlines. Patna is conveniently located just 1.8 mi from Patna’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Patna?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Patna in 33h 30m. Fly via British Airways to get the fastest option. Washington, D.C. Dulles Intl Airport and Patna are separated by a distance of 7831 mi.

  • Can I find deals for flights from Dulles Intl to Patna that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Patna flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Patna?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Patna.

  • Can I find deals for business class flights from Dulles Intl to Patna?

    Yes. Cheapflights offers flight deals from Dulles Intl to Patna by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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