What is the cheapest airline that flies from Washington, D.C. to Patna?

IndiGo and Air India are the most popular carriers operating from Washington, D.C. to Patna

When did momondo last update prices for flights from Washington, D.C. to Patna Airport?

Prices for flights from Washington, D.C. to Patna Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Washington, D.C. to Patna Airport?

The number of operators available for flights from Washington, D.C. to Patna Airport is 1 as of July 2025.

How old do you have to be to fly from Washington, D.C. to Patna Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Patna Airport.

What documentation or ID do you need to fly to Patna Airport?

The travel and health documents required for your trip to Patna Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Patna Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$409 Cheap Flights from Washington, D.C. to Patna in 2025

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Find the cheapest flights from Washington, D.C. to Patna

Round-trip

One-way

Cheap round-trip flights

11:00 am - 10:00 amIAD-PAT

37h 30m1 stop

4:05 pm - 6:50 amPAT-IAD

25h 15m1 stop

$866Air India

Find Deal

vie., oct. 3 - sáb., nov. 15

9:40 pm - 11:40 amIAD-PAT

28h 30m2 stops

9:40 pm - 7:45 pmPAT-IAD

31h 35m2 stops

$873IndiGo

Find Deal

sáb., sep. 13 - sáb., sep. 20

9:40 pm - 4:00 pmIAD-PAT

32h 50m2 stops

10:40 am - 7:40 amPAT-IAD

30h 30m1 stop

$877

Find Deal

sáb., sep. 13 - sáb., sep. 20

11:00 am - 1:20 pmIAD-PAT

40h 50m3 stops

4:05 pm - 6:50 amPAT-IAD

25h 15m1 stop

$883Air India

Find Deal

vie., oct. 3 - sáb., nov. 15

6:19 am - 1:20 pmDCA-PAT

45h 31m2 stops

10:40 am - 7:20 pmPAT-DCA

42h 10m2 stops

$908Air India

Find Deal

sáb., sep. 13 - sáb., sep. 20

9:40 pm - 7:45 pmIAD-PAT

36h 35m2 stops

2:10 pm - 4:10 pmPAT-IAD

35h 30m3 stops

$960

Find Deal

sáb., sep. 13 - sáb., sep. 20

5:20 pm - 3:30 pmDCA-PAT

36h 40m2 stops

1:55 pm - 2:32 pmPAT-DCA

35h 07m2 stops

$1,008Air India

Find Deal

vie., oct. 3 - sáb., nov. 15

6:50 pm - 10:25 amIAD-PAT

30h 05m3 stops

2:10 pm - 4:10 pmPAT-IAD

35h 30m3 stops

$1,068

Find Deal

sáb., sep. 13 - sáb., sep. 20

6:45 pm - 10:00 amDCA-PAT

29h 45m3 stops

10:40 pm - 7:44 pmPAT-DCA

30h 34m3 stops

$1,874

Find Deal

sáb., sep. 13 - sáb., sep. 20

11:00 am - 1:20 pmIAD-PAT

40h 50m3 stops

1:55 pm - 6:50 amPAT-IAD

27h 25m2 stops

$4,668Air India

Find Deal

vie., oct. 3 - sáb., nov. 15

Air India flights from Washington, D.C. to Patna

Our best Air India deals on Washington, D.C. to Patna flight tickets

Air India

Oct 3

IAD11:00 amWashington, D.C. Dulles Intl

37h 30m

1 stop

PAT10:00 amPatna

Nov 15

PAT4:05 pmPatna

25h 15m

1 stop

IAD6:50 amWashington, D.C. Dulles Intl

$866

Find similar

Air India

Oct 3

IAD11:00 amWashington, D.C. Dulles Intl

40h 50m

3 stops

PAT1:20 pmPatna

Nov 15

PAT4:05 pmPatna

25h 15m

1 stop

IAD6:50 amWashington, D.C. Dulles Intl

$883

Find similar

Air India

Sep 13

DCA6:19 amWashington, D.C. Reagan-National

45h 31m

2 stops

PAT1:20 pmPatna

Sep 20

PAT10:40 amPatna

42h 10m

2 stops

DCA7:20 pmWashington, D.C. Reagan-National

$908

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

vie. 10/3

11:00 am-10:00 am

1 stop37h 30m

Patna

sáb. 11/15

4:05 pm-6:50 am

1 stop25h 15m

$866

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

sáb. 9/13

9:40 pm-11:40 am

2 stops28h 30m

Patna

sáb. 9/20

9:40 pm-7:45 pm

2 stops31h 35m

$873

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

sáb. 9/13

9:40 pm-4:00 pm

2 stops32h 50m

Patna

sáb. 9/20

10:40 am-7:40 am

1 stop30h 30m

$877

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

vie. 10/3

11:00 am-1:20 pm

3 stops40h 50m

Patna

sáb. 11/15

4:05 pm-6:50 am

1 stop25h 15m

$883

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

sáb. 9/13

6:19 am-1:20 pm

2 stops45h 31m

Patna

sáb. 9/20

10:40 am-7:20 pm

2 stops42h 10m

$908

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

sáb. 9/13

9:40 pm-7:45 pm

2 stops36h 35m

Patna

sáb. 9/20

2:10 pm-4:10 pm

3 stops35h 30m

$960

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

vie. 10/3

5:20 pm-3:30 pm

2 stops36h 40m

Patna

sáb. 11/15

1:55 pm-2:32 pm

2 stops35h 07m

$1,008

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

sáb. 9/13

6:50 pm-10:25 am

3 stops30h 05m

Patna

sáb. 9/20

2:10 pm-4:10 pm

3 stops35h 30m

$1,068

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

sáb. 9/13

6:45 pm-10:00 am

3 stops29h 45m

Patna

sáb. 9/20

10:40 pm-7:44 pm

3 stops30h 34m

$1,874

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

vie. 10/3

11:00 am-1:20 pm

3 stops40h 50m

Patna

sáb. 11/15

1:55 pm-6:50 am

2 stops27h 25m

$4,668

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Patna

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Patna?

Our data shows that Thursday is the least expensive day to fly to Patna. Tickets to fly out on this day can be as low as $1,042. The most expensive day to fly to Patna is Wednesday, with ticket prices averaging around $1,427.

When to book flights from Washington, D.C. to Patna

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Patna according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Patna (WAS to PAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Patna

Best Price Found	$409
Fastest flight time	19h 00m
Direct flights	None
Airports in Patna	1 airport

The best one-way flight to Patna from Washington, D.C. in the past 72 hours is $409. The best round-trip flight deal from Washington, D.C. to Patna found on momondo in the last 72 hours is $866.

The fastest flight from Washington, D.C. to Patna takes 19h 00m

There are no direct flights from Washington, D.C. to Patna. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Patna Airport and Washington, D.C. Reagan-National Airport - Patna Airport.

There is 1 airport near Patna: Patna (PAT)

Search flight deals

How far is Washington, D.C. to Patna by plane?
The straight-line distance from Washington, D.C. to Patna is 7826.3 mi. By plane, this route typically takes 28h 30m.
When did momondo last update prices for flights from Washington, D.C. to Patna Airport?
Prices for flights from Washington, D.C. to Patna Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Patna Airport?
The number of operators available for flights from Washington, D.C. to Patna Airport is 1 as of July 2025.
How old do you have to be to fly from Washington, D.C. to Patna Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Patna Airport.
What documentation or ID do you need to fly to Patna Airport?
The travel and health documents required for your trip to Patna Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Patna Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Washington, D.C. to Patna?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Patna is Air India (100% of total bookings).

Best airlines flying from Washington, D.C. to Patna

Compare and see reviews for airlines that fly from Washington, D.C. to Patna with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom $1,062	Free Cancellation	Rating 5.5 2,928 reviews		Search Air India flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Patna?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Patna for you.

Can I find flights from Washington, D.C. to Patna with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Patna flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Patna?

Once you have performed a search for Washington, D.C. to Patna flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Patna right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Patna now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Patna and let you know when they change.

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Cheap flights from Washington, D.C. to Patna from $409

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Patna departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Washington, D.C. to Patna

Cheap round-trip flights

Cheap one-way flights

Air India flights from Washington, D.C. to Patna

Our best Air India deals on Washington, D.C. to Patna flight tickets

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See travel insights to Patna from

How to get the cheapest flight ticket from Washington, D.C. to Patna

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Patna?

Our data shows that Thursday is the least expensive day to fly to Patna. Tickets to fly out on this day can be as low as $1,042. The most expensive day to fly to Patna is Wednesday, with ticket prices averaging around $1,427.

What is the cheapest airline that flies from Washington, D.C. to Patna?

IndiGo and Air India are the most popular carriers operating from Washington, D.C. to Patna

When to book flights from Washington, D.C. to Patna

Cheap Washington, D.C. to Patna (WAS to PAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Patna

Best Price Found

Fastest flight time

Direct flights

Airports in Patna

How far is Washington, D.C. to Patna by plane?

When did momondo last update prices for flights from Washington, D.C. to Patna Airport?

How many operators does momondo search for flights from Washington, D.C. to Patna Airport?

How old do you have to be to fly from Washington, D.C. to Patna Airport?

What documentation or ID do you need to fly to Patna Airport?

What is the most popular airline from Washington, D.C. to Patna?

Best airlines flying from Washington, D.C. to Patna

Compare and see reviews for airlines that fly from Washington, D.C. to Patna with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Patna?

Can I find flights from Washington, D.C. to Patna with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Patna?

I’m not ready to book a flight from Washington, D.C. to Patna right now. Can momondo alert me if prices change?

An easier way to manage your Patna trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to India

Airports servicing Bihar