What is the cheapest airline that flies from Pasco Tri Cities to District of Columbia?

Alaska Airlines, American Airlines, and United Airlines are the most popular carriers operating from Pasco Tri Cities to District of Columbia

What airlines fly to District of Columbia?

Delta, Alaska Airlines and United Airlines are the top three most popular airlines that fly to District of Columbia from Pasco according to our data. Delta is the first choice among our users, with 34% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 3 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Pasco Tri Cities Airport to District of Columbia?

Prices for flights from Pasco Tri Cities Airport to District of Columbia were last updated today.

How many operators does momondo search for flights from Pasco Tri Cities Airport to District of Columbia?

As of November 2026, there are 2 operators available to choose from for flights from Pasco Tri Cities Airport to District of Columbia.

How old do you have to be to fly from Pasco Tri Cities Airport to District of Columbia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pasco Tri Cities Airport to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$284 Cheap Flights from Pasco to District of Columbia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pasco to District of Columbia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:35 pm - 11:50 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

8h 15m1 stop Seattle/Tacoma Intl

7:00 am - 11:51 amIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

7h 51m1 stop Seattle/Tacoma Intl

$475Delta

Wed, Jan 20 - Tue, Jan 26

12:35 pm - 11:51 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

8h 16m1 stop Seattle/Tacoma Intl

7:05 am - 11:56 amIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

7h 51m1 stop Seattle/Tacoma Intl

$475Delta

Sat, Apr 17 - Sat, Apr 24

5:10 am - 4:00 pmPSC Pasco Tri Cities-DCA Washington, D.C. Reagan-National

7h 50m1 stop Portland

5:05 pm - 10:32 pmDCA Washington, D.C. Reagan-National-PSC Pasco Tri Cities

8h 27m1 stop Portland

$475Alaska Airlines

Tue, Jan 12 - Sat, Jan 16

12:30 pm - 11:50 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

8h 20m1 stop Seattle/Tacoma Intl

7:00 am - 11:50 amIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

7h 50m1 stop Seattle/Tacoma Intl

$475Delta

Wed, Jan 13 - Sat, Jan 16

12:55 pm - 11:31 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

7h 36m1 stop Salt Lake City

7:00 am - 11:50 amIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

7h 50m1 stop Seattle/Tacoma Intl

$475Delta

Wed, Jan 13 - Sat, Jan 16

4:27 pm - 9:59 pmPSC Pasco Tri Cities-DCA Washington, D.C. Reagan-National

26h 32m1 stop Seattle/Tacoma Intl

5:20 pm - 10:59 pmDCA Washington, D.C. Reagan-National-PSC Pasco Tri Cities

8h 39m1 stop Portland

$499Alaska Airlines

Sat, Dec 5 - Tue, Dec 8

5:00 am - 3:59 pmPSC Pasco Tri Cities-DCA Washington, D.C. Reagan-National

7h 59m1 stop Phoenix Sky Harbor Intl

10:25 am - 4:29 pmDCA Washington, D.C. Reagan-National-PSC Pasco Tri Cities

9h 04m1 stop Phoenix Sky Harbor Intl

$507American Airlines

Tue, Jan 19 - Fri, Jan 22

5:00 am - 3:59 pmPSC Pasco Tri Cities-DCA Washington, D.C. Reagan-National

7h 59m1 stop Phoenix Sky Harbor Intl

7:00 am - 1:40 pmDCA Washington, D.C. Reagan-National-PSC Pasco Tri Cities

9h 40m1 stop Phoenix Sky Harbor Intl

$507American Airlines

Tue, Jan 19 - Thu, Jan 21

4:27 pm - 5:35 amPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

10h 08m1 stop Seattle/Tacoma Intl

5:18 pm - 9:24 amIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

19h 06m1 stop Seattle/Tacoma Intl

$526Alaska Airlines

Mon, Dec 7 - Fri, Dec 11

7:20 pm - 4:27 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

18h 07m1 stop Seattle/Tacoma Intl

5:38 pm - 11:54 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

9h 16m1 stop Seattle/Tacoma Intl

$559Alaska Airlines

Mon, Jan 25 - Wed, Feb 17

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Delta flights from Pasco to District of Columbia

Our best Delta deals on Pasco to District of Columbia flight tickets

Delta

Jan 13

PSC12:55 pmPasco Tri Cities

7h 36m

1 stop

IAD11:31 pmWashington, D.C. Dulles Intl

Jan 16

IAD7:00 amWashington, D.C. Dulles Intl

7h 50m

1 stop

PSC11:50 amPasco Tri Cities

$475

Delta

Jan 13

PSC5:10 amPasco Tri Cities

13h 07m

2 stops

IAD9:17 pmWashington, D.C. Dulles Intl

Jan 16

IAD7:00 amWashington, D.C. Dulles Intl

7h 50m

1 stop

PSC11:50 amPasco Tri Cities

$480

Delta

Jan 13

PSC5:10 amPasco Tri Cities

9h 55m

2 stops

IAD6:05 pmWashington, D.C. Dulles Intl

Jan 16

IAD7:05 amWashington, D.C. Dulles Intl

13h 01m

2 stops

PSC5:06 pmPasco Tri Cities

$485

United Airlines flights from Pasco to District of Columbia

Our best United Airlines deals on Pasco to District of Columbia flight tickets

United Airlines

Nov 26

PSC5:10 amPasco Tri Cities

7h 34m

1 stop

IAD3:44 pmWashington, D.C. Dulles Intl

Dec 3

IAD6:15 amWashington, D.C. Dulles Intl

8h 59m

1 stop

PSC12:14 pmPasco Tri Cities

$672

United Airlines

Nov 24

PSC5:10 amPasco Tri Cities

6h 45m

1 stop

DCA2:55 pmWashington, D.C. Reagan-National

Nov 24

DCA4:09 pmWashington, D.C. Reagan-National

7h 49m

1 stop

PSC8:58 pmPasco Tri Cities

$711

United Airlines

Nov 25

PSC5:10 amPasco Tri Cities

6h 45m

1 stop

DCA2:55 pmWashington, D.C. Reagan-National

Dec 1

DCA4:13 pmWashington, D.C. Reagan-National

8h 01m

1 stop

PSC9:14 pmPasco Tri Cities

$720

momondo Fare Finder

Use the filters below to find and compare flights from Pasco to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PascoWashington, D.C.

PSC Pasco Tri Cities - IAD Washington, D.C. Dulles Intl

PSCIAD

Pasco Tri Cities

Wed 1/20

12:35 pm-11:50 pm

1 stop8h 15m

Washington, D.C. Dulles Intl

Tue 1/26

7:00 am-11:51 am

1 stop7h 51m

$475

PascoWashington, D.C.

PSC Pasco Tri Cities - IAD Washington, D.C. Dulles Intl

PSCIAD

Pasco Tri Cities

Sat 4/17

12:35 pm-11:51 pm

1 stop8h 16m

Washington, D.C. Dulles Intl

Sat 4/24

7:05 am-11:56 am

1 stop7h 51m

$475

PascoWashington, D.C.

PSC Pasco Tri Cities - DCA Washington, D.C. Reagan-National

PSCDCA

Pasco Tri Cities

Tue 1/12

5:10 am-4:00 pm

1 stop7h 50m

Washington, D.C. Reagan-National

Sat 1/16

5:05 pm-10:32 pm

1 stop8h 27m

$475

PascoWashington, D.C.

PSC Pasco Tri Cities - IAD Washington, D.C. Dulles Intl

PSCIAD

Pasco Tri Cities

Wed 1/13

12:30 pm-11:50 pm

1 stop8h 20m

Washington, D.C. Dulles Intl

Sat 1/16

7:00 am-11:50 am

1 stop7h 50m

$475

Quickest round-trip

PascoWashington, D.C.

PSC Pasco Tri Cities - IAD Washington, D.C. Dulles Intl

PSCIAD

Pasco Tri Cities

Wed 1/13

12:55 pm-11:31 pm

1 stop7h 36m

Washington, D.C. Dulles Intl

Sat 1/16

7:00 am-11:50 am

1 stop7h 50m

$475

PascoWashington, D.C.

PSC Pasco Tri Cities - DCA Washington, D.C. Reagan-National

PSCDCA

Pasco Tri Cities

Sat 12/5

4:27 pm-9:59 pm

1 stop26h 32m

Washington, D.C. Reagan-National

Tue 12/8

5:20 pm-10:59 pm

1 stop8h 39m

$499

PascoWashington, D.C.

PSC Pasco Tri Cities - DCA Washington, D.C. Reagan-National

PSCDCA

Pasco Tri Cities

Tue 1/19

5:00 am-3:59 pm

1 stop7h 59m

Washington, D.C. Reagan-National

Fri 1/22

10:25 am-4:29 pm

1 stop9h 04m

$507

PascoWashington, D.C.

PSC Pasco Tri Cities - DCA Washington, D.C. Reagan-National

PSCDCA

Pasco Tri Cities

Tue 1/19

5:00 am-3:59 pm

1 stop7h 59m

Washington, D.C. Reagan-National

Thu 1/21

7:00 am-1:40 pm

1 stop9h 40m

$507

PascoWashington, D.C.

PSC Pasco Tri Cities - IAD Washington, D.C. Dulles Intl

PSCIAD

Pasco Tri Cities

Mon 12/7

4:27 pm-5:35 am

1 stop10h 08m

Washington, D.C. Dulles Intl

Fri 12/11

5:18 pm-9:24 am

1 stop19h 06m

$526

PascoWashington, D.C.

PSC Pasco Tri Cities - IAD Washington, D.C. Dulles Intl

PSCIAD

Pasco Tri Cities

Mon 1/25

7:20 pm-4:27 pm

1 stop18h 07m

Washington, D.C. Dulles Intl

Wed 2/17

5:38 pm-11:54 pm

1 stop9h 16m

$559

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Pasco to District of Columbia

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 month to fly to District of Columbia?

In general, September is the cheapest month to fly from Pasco to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit District of Columbia in September, then you should wait until January to fly from Pasco, when ticket prices are also cheap, with an average price of $0.

Can stopping save me money on Pasco to District of Columbia flights?

You could potentially save up to 39% on your flight if you consider stops on a Pasco to District of Columbia flight.

Cheap Pasco to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pasco to District of Columbia

Best Price Found	$284
Fastest flight time	6h 46m
Direct flights	None

The best one-way flight to District of Columbia from Pasco in the past 72 hours is $284. The best round-trip flight deal from Pasco to District of Columbia found on momondo in the last 72 hours is $475.

The fastest flight from Pasco to District of Columbia takes 6h 46m

There are no direct flights from Pasco to District of Columbia. There are no popular flight routes from Pasco to District of Columbia.

Search flight deals

Frequently asked questions about flying from Pasco to District of Columbia

When did momondo last update prices for flights from Pasco Tri Cities Airport to District of Columbia?
Prices for flights from Pasco Tri Cities Airport to District of Columbia were last updated today.
How many operators does momondo search for flights from Pasco Tri Cities Airport to District of Columbia?
As of November 2026, there are 2 operators available to choose from for flights from Pasco Tri Cities Airport to District of Columbia.
How old do you have to be to fly from Pasco Tri Cities Airport to District of Columbia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pasco Tri Cities Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Pasco to District of Columbia

Compare and see reviews for airlines that fly from Pasco to District of Columbia with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $218	Free Cancellation	Rating 7.8 8,698 reviews	Search Delta flights
United Airlines	PriceFrom $351	Free Cancellation	Rating 7.3 10,458 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $429	Free Cancellation	Rating 7.9 13,141 reviews	Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Pasco to District of Columbia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Pasco to District of Columbia. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Pasco to District of Columbia with flexible booking policies on momondo?

All flight searches from Pasco to District of Columbia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Pasco to District of Columbia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to District of Columbia from Pasco.

I’m not ready to book a flight from Pasco to District of Columbia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to District of Columbia, momondo offers a useful price alert feature which will track prices for flights to District of Columbia from Pasco and alert you when they change.