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Cheap flights from Washington, D.C. to Patna from ₹ 48,082

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 31/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:10 - 07:00
IAD
-
PAT
30h 20m
2 stops
Multiple Airlines Logo
10:20 - 09:45
PAT
-
IAD
32h 55m
2 stops
₹ 98,550Multiple Airlines
Fri, 11 Sep - Fri, 18 Sep
Multiple Airlines Logo
15:10 - 07:00
IAD
-
PAT
30h 20m
3 stops
Multiple Airlines Logo
08:30 - 09:45
PAT
-
IAD
34h 45m
2 stops
₹ 101,030Multiple Airlines
Fri, 11 Sep - Fri, 18 Sep
Multiple Airlines Logo
15:10 - 07:00
IAD
-
PAT
30h 20m
3 stops
Multiple Airlines Logo
09:25 - 09:45
PAT
-
IAD
33h 50m
3 stops
₹ 101,221Multiple Airlines
Fri, 11 Sep - Fri, 18 Sep
Multiple Airlines Logo
15:10 - 09:40
IAD
-
PAT
33h 00m
2 stops
Multiple Airlines Logo
10:20 - 09:45
PAT
-
IAD
32h 55m
2 stops
₹ 102,366Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
15:10 - 12:30
IAD
-
PAT
35h 50m
3 stops
Multiple Airlines Logo
14:25 - 09:45
PAT
-
IAD
28h 50m
2 stops
₹ 107,518Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
15:10 - 12:30
IAD
-
PAT
35h 50m
3 stops
Multiple Airlines Logo
08:30 - 09:45
PAT
-
IAD
34h 45m
3 stops
₹ 108,663Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Air India Logo
06:30 - 18:30
DCA
-
PAT
26h 30m
2 stops
Air India Logo
15:20 - 22:59
PAT
-
DCA
41h 09m
2 stops
₹ 111,429Air India
Sun, 13 Sep - Sun, 20 Sep
Air India Logo
06:30 - 18:30
DCA
-
PAT
26h 30m
2 stops
Air India Logo
13:20 - 22:59
PAT
-
DCA
43h 09m
2 stops
₹ 119,729Air India
Fri, 11 Sep - Fri, 18 Sep
Multiple Airlines Logo
15:10 - 07:00
IAD
-
PAT
30h 20m
2 stops
Multiple Airlines Logo
10:20 - 09:45
PAT
-
IAD
32h 55m
2 stops
₹ 121,542Multiple Airlines
Sun, 30 Aug - Sun, 6 Sep
Air India Logo
06:30 - 18:30
DCA
-
PAT
26h 30m
2 stops
Air India Logo
19:10 - 17:59
PAT
-
DCA
32h 19m
3 stops
₹ 126,121Air India
Sun, 13 Sep - Sun, 20 Sep

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British Airways flights from Washington, D.C. to Patna

Our best British Airways deals on Washington, D.C. to Patna flight tickets
British Airways
10 Sept
IAD17:45Washington, D.C. Dulles Intl
41h 05m
2 stops
PAT20:20Patna
14 Sept
PAT20:55Patna
32h 15m
2 stops
IAD19:40Washington, D.C. Dulles Intl
₹ 161,992
British Airways
22 Sept
IAD21:30Washington, D.C. Dulles Intl
29h 45m
2 stops
PAT12:45Patna
26 Sept
PAT15:50Patna
38h 00m
2 stops
IAD20:20Washington, D.C. Dulles Intl
₹ 651,403

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

Our best Air India deals on Washington, D.C. to Patna flight tickets
Air India
13 Sept
DCA06:30Washington, D.C. Reagan-National
26h 30m
2 stops
PAT18:30Patna
20 Sept
PAT15:20Patna
41h 09m
2 stops
DCA22:59Washington, D.C. Reagan-National
₹ 111,429
Air India
11 Sept
DCA06:30Washington, D.C. Reagan-National
26h 30m
2 stops
PAT18:30Patna
18 Sept
PAT13:20Patna
43h 09m
2 stops
DCA22:59Washington, D.C. Reagan-National
₹ 119,729
Air India
13 Sept
DCA06:30Washington, D.C. Reagan-National
26h 30m
2 stops
PAT18:30Patna
20 Sept
PAT19:10Patna
32h 19m
3 stops
DCA17:59Washington, D.C. Reagan-National
₹ 126,121

momondo Fare Finder

 
Customise 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 59,053 searches. Data last updated 2 August 2026.
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

Cheapest return flight

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Fri 11/9

15:10-07:00

2 stops30h 20m

Patna

Fri 18/9

10:20-09:45

2 stops32h 55m

₹ 98,550

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Fri 11/9

15:10-07:00

3 stops30h 20m

Patna

Fri 18/9

08:30-09:45

2 stops34h 45m

₹ 101,030

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Fri 11/9

15:10-07:00

3 stops30h 20m

Patna

Fri 18/9

09:25-09:45

3 stops33h 50m

₹ 101,221

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sun 13/9

15:10-09:40

2 stops33h 00m

Patna

Sun 20/9

10:20-09:45

2 stops32h 55m

₹ 102,366

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sun 13/9

15:10-12:30

3 stops35h 50m

Patna

Sun 20/9

14:25-09:45

2 stops28h 50m

₹ 107,518

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sun 13/9

15:10-12:30

3 stops35h 50m

Patna

Sun 20/9

08:30-09:45

3 stops34h 45m

₹ 108,663

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

Sun 13/9

06:30-18:30

2 stops26h 30m

Patna

Sun 20/9

15:20-22:59

2 stops41h 09m

₹ 111,429

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

Fri 11/9

06:30-18:30

2 stops26h 30m

Patna

Fri 18/9

13:20-22:59

2 stops43h 09m

₹ 119,729

Washington, D.C.Patna

IAD - PAT

IADPAT

Washington, D.C. Dulles Intl

Sun 30/8

15:10-07:00

2 stops30h 20m

Patna

Sun 6/9

10:20-09:45

2 stops32h 55m

₹ 121,542
Fastest return journey

Washington, D.C.Patna

DCA - PAT

DCAPAT

Washington, D.C. Reagan-National

Sun 13/9

06:30-18:30

2 stops26h 30m

Patna

Sun 20/9

19:10-17:59

3 stops32h 19m

₹ 126,121

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 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 airline that flies from Washington, D.C. to Patna?

Air India is the most popular carrier operating from Washington, D.C. to Patna

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 return 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

Fastest flight time

26h 30m

Direct flights

None
The fastest flight from Washington, D.C. to Patna takes 26h 30m
There are no direct flights from Washington, D.C. to Patna. There are no popular flight routes from Washington, D.C. to Patna.
Search flight deals

Frequently asked questions about flying from Washington, D.C. to Patna

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

    A flight from Washington, D.C. to Patna will travel around 12595.1 km. Typically, this will take 26h 30m by plane in normal conditions.

  • 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 refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Patna Airport.

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

    The necessary travel and health documents for your Patna Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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. All flights to Patna from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Patna from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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 simply researching potential flights to Patna, momondo offers a useful price alert feature which will track prices for flights to Patna from Washington, D.C. and alert you when they change.

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