HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Patna

$573+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PAT
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Patna with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 17, 2026.

This Mytrip deal was found by Cheapflights users on 3/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/293:10 pm
IAD
-
PAT
3 stops31h 05m
Multiple Airlines
Wed 5/65:55 pm
PAT
-
IAD
2 stops25h 20m
Multiple Airlines
Deal found 3/15$1,060
This British Airways deal was found by Cheapflights users on 3/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:15 pm
IAD
-
PAT
2 stops32h 00m
British Airways
Mon 9/149:00 pm
PAT
-
IAD
2 stops32h 10m
British Airways
Deal found 3/15$1,080
This Expedia deal was found by Cheapflights users on 3/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:20 pm
IAD
-
PAT
2 stops27h 50m
Multiple Airlines
Tue 5/57:10 pm
PAT
-
IAD
2 stops47h 00m
Multiple Airlines
Deal found 3/13$1,293
This Ovago deal was found by Cheapflights users on 3/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:15 pm
IAD
-
PAT
2 stops29h 00m
British Airways
Wed 5/69:00 pm
PAT
-
IAD
2 stops28h 20m
British Airways
Deal found 3/15$1,319
This Expedia deal was found by Cheapflights users on 3/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/157:20 pm
IAD
-
PAT
2 stops29h 20m
Multiple Airlines
Sun 3/297:10 pm
PAT
-
IAD
2 stops47h 00m
Multiple Airlines
Deal found 3/12$2,224

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 March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,060
(Mytrip)

One-way from

$451
(Mytrip)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Patna flight deals.
Search Deals
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
Search Deals

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 March 17, 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
Quickest round-trip

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Wed 4/29

3:10 pm-7:45 am

3 stops31h 05m

Patna

Wed 5/6

5:55 pm-9:45 am

2 stops25h 20m

$1,060

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Thu 9/10

7:15 pm-12:45 pm

2 stops32h 00m

Patna

Mon 9/14

9:00 pm-3:50 pm

2 stops28h 20m

$1,080

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Tue 4/28

8:20 pm-9:40 am

2 stops27h 50m

Patna

Tue 5/5

7:10 pm-8:40 am

2 stops47h 00m

$1,293

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Wed 4/29

10:15 pm-12:45 pm

2 stops29h 00m

Patna

Wed 5/6

9:00 pm-3:50 pm

2 stops28h 20m

$1,319
Cheapest one-way

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sun 4/26

9:45 pm-9:40 am

2 stops26h 25m

$597

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Tue 4/28

9:45 pm-9:50 am

2 stops26h 35m

$605

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Mon 4/27

8:20 pm-12:30 pm

2 stops30h 40m

$707

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Thu 4/30

8:20 pm-7:45 am

3 stops25h 55m

$713

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Fri 5/1

11:00 am-10:50 pm

3 stops26h 20m

$914
Quickest one-way

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sat 5/2

3:10 pm-2:00 am

3 stops25h 20m

$988

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/14

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Patna

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Patna in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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 32h. 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights from Dulles Intl to Patna by cabin class

Find flights from Dulles Intl to Patna, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Premium Economy Class
Economy Class

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.