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Patna

$691+ Cheap flights from Dulles Intl (IAD) to Patna (PAT)

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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PAT
Jun 15 — Jun 221
Mon 6/15
Mon 6/22
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 May 16, 2026.

This Mytrip deal was found by Cheapflights users on 5/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:00 pm
IAD
-
PAT
2 stops36h 00m
Multiple Airlines
Sun 11/151:15 pm
PAT
-
IAD
2 stops37h 10m
Multiple Airlines
Deal found 5/14$1,255
This Expedia deal was found by Cheapflights users on 5/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:20 pm
IAD
-
PAT
2 stops33h 00m
Multiple Airlines
Mon 7/67:35 am
PAT
-
IAD
2 stops42h 40m
Multiple Airlines
Deal found 5/15$1,592
This Gotogate deal was found by Cheapflights users on 5/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:45 pm
IAD
-
PAT
2 stops29h 30m
Multiple Airlines
Tue 6/161:20 pm
PAT
-
IAD
2 stops29h 55m
Multiple Airlines
Deal found 5/13$1,670
This KAYAK deal was found by Cheapflights users on 5/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:15 pm
IAD
-
PAT
2 stops25h 55m
Multiple Airlines
Mon 7/67:35 am
PAT
-
IAD
2 stops41h 10m
Multiple Airlines
Deal found 5/15$1,752
This KAYAK deal was found by Cheapflights users on 5/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:15 pm
IAD
-
PAT
2 stops25h 55m
Multiple Airlines
Mon 7/67:35 am
PAT
-
IAD
2 stops41h 10m
Multiple Airlines
Deal found 5/15$1,764
This KAYAK deal was found by Cheapflights users on 5/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:15 pm
IAD
-
PAT
2 stops25h 55m
Multiple Airlines
Mon 7/67:35 am
PAT
-
IAD
2 stops41h 10m
Multiple Airlines
Deal found 5/15$1,820
This KAYAK deal was found by Cheapflights users on 5/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:35 pm
IAD
-
PAT
2 stops36h 10m
British Airways
Mon 7/68:55 pm
PAT
-
IAD
2 stops30h 00m
British Airways
Deal found 5/15$1,832
This KAYAK deal was found by Cheapflights users on 5/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:15 pm
IAD
-
PAT
2 stops32h 00m
British Airways
Mon 7/63:50 pm
PAT
-
IAD
2 stops38h 00m
British Airways
Deal found 5/15$1,867
This KAYAK deal was found by Cheapflights users on 5/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:40 pm
IAD
-
PAT
2 stops36h 05m
British Airways
Mon 7/63:50 pm
PAT
-
IAD
2 stops35h 05m
British Airways
Deal found 5/15$1,907
This British Airways deal was found by Cheapflights users on 5/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:15 pm
IAD
-
PAT
2 stops32h 00m
British Airways
Thu 10/18:55 pm
PAT
-
IAD
2 stops30h 00m
British Airways
Deal found 5/14$7,712

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 May 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,255
(Mytrip)

One-way from

$691
(oojo)
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.
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From Washington, D.C. Dulles Intl to Patna
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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 May 16, 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

Fri 10/9

9:00 pm-6:30 pm

2 stops36h 00m

Patna

Sun 11/15

1:15 pm-3:55 pm

2 stops37h 10m

$1,255
Quickest round-trip

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Wed 6/10

9:45 pm-12:45 pm

2 stops29h 30m

Patna

Tue 6/16

1:20 pm-9:45 am

2 stops29h 55m

$1,670

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Wed 5/27

10:15 pm-9:40 am

2 stops25h 55m

Patna

Mon 7/6

7:35 am-3:15 pm

2 stops41h 10m

$1,764

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Thu 5/28

10:15 pm-9:40 am

2 stops25h 55m

Patna

Mon 7/6

7:35 am-3:15 pm

2 stops41h 10m

$1,820

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Tue 5/26

5:35 pm-3:15 pm

2 stops36h 10m

Patna

Mon 7/6

8:55 pm-5:25 pm

2 stops30h 00m

$1,832

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sun 9/27

10:25 pm-12:45 pm

2 stops28h 50m

Patna

Thu 10/1

8:55 pm-8:20 pm

2 stops32h 55m

$7,712
Cheapest one-way

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sat 7/18

3:10 pm-7:00 am

2 stops30h 20m

$691

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Fri 5/29

9:45 pm-11:45 am

3 stops28h 30m

$745

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Thu 5/28

9:45 pm-9:50 am

2 stops26h 35m

$776

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Tue 5/26

9:45 pm-9:40 am

2 stops26h 25m

$785

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/13

Showing 1-10 of 14 resultsSorted by cheapest first
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  • 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.

  • 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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