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Cheap flights from Washington, D.C. to Patna from $448

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 11/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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

Cheap round-trip flights

IndiGo Logo
10:10 pm - 7:40 pmIAD-PAT
36h 00m2 stops
IndiGo Logo
9:20 pm - 7:15 pmPAT-IAD
32h 25m2 stops
$770IndiGo
Find Deal
jue., oct. 30 - jue., nov. 6
Logo
10:10 pm - 8:45 pmIAD-PAT
37h 05m2 stops
Logo
3:05 pm - 3:50 pmPAT-IAD
35h 15m3 stops
$1,025
Find Deal
jue., oct. 30 - jue., nov. 6
Air India Logo
6:24 am - 3:45 pmDCA-PAT
23h 51m2 stops
Air India Logo
10:40 am - 2:50 pmPAT-DCA
38h 40m2 stops
$1,111Air India
Find Deal
jue., oct. 30 - jue., nov. 6
Logo
9:05 pm - 9:40 amIAD-PAT
27h 05m3 stops
Logo
3:05 pm - 3:50 pmPAT-IAD
35h 15m3 stops
$1,303
Find Deal
jue., oct. 30 - jue., nov. 6

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, momondo users made 832,500 searches. Data last updated septiembre 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Patna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

jue. 10/30

10:10 pm-7:40 pm

2 stops36h 00m

Patna

jue. 11/6

9:20 pm-7:15 pm

2 stops32h 25m

$770

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

jue. 10/30

10:10 pm-8:45 pm

2 stops37h 05m

Patna

jue. 11/6

3:05 pm-3:50 pm

3 stops35h 15m

$1,025

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

jue. 10/30

6:24 am-3:45 pm

2 stops23h 51m

Patna

jue. 11/6

10:40 am-2:50 pm

2 stops38h 40m

$1,111

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

jue. 10/30

9:05 pm-9:40 am

3 stops27h 05m

Patna

jue. 11/6

3:05 pm-3:50 pm

3 stops35h 15m

$1,303

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

vie. 11/14

9:10 pm-8:45 pm

2 stops37h 05m

$448

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

jue. 10/30

10:10 pm-5:40 pm

2 stops34h 00m

$470

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

vie. 11/14

9:10 pm-10:20 am

3 stops50h 40m

$496

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

vie. 11/14

4:55 pm-1:20 pm

2 stops57h 55m

$915

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

vie. 11/14

9:10 pm-1:20 pm

2 stops29h 40m

$1,263

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

jue. 10/30

9:40 am-7:40 am

2 stops36h 30m

$6,824

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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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.

Can stopping save me money on Washington, D.C. to Patna flights?

You could potentially save up to 10% on your flight if you consider stops on a Washington, D.C. to Patna flight.

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

Direct flights

None
There are no direct flights from Washington, D.C. to Patna. There are no popular flight routes from Washington, D.C. to Patna.
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  • 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 23h 51m.

  • 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?

  • 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.

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 IndiaPriceFrom $1,042Free CancellationRating
5.5
2,930 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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mié. 10/15
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