How long is the flight from Waterloo, Iowa to District of Columbia?

A quick flight from Waterloo, Iowa to District of Columbia can take about 10h 27m. American Airlines provides one of the quickest options available for as low as $440. The distance between Waterloo, Iowa and District of Columbia is about 842 mi.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from ALO to DC?

When flying from Waterloo, Iowa to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Waterloo to District of Columbia?

Waterloo (ALO), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Waterloo to District of Columbia.

How can I find direct flights from Waterloo to District of Columbia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Waterloo to District of Columbia.

Can I find deals for business class flights from Waterloo to District of Columbia?

Yes. Cheapflights offers flight deals from Waterloo to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$440+ Cheap Flights from Waterloo, IA to District of Columbia

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Cheap flight deals from Waterloo to District of Columbia

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Cheapest flights from Waterloo to District of Columbia
Explore the most affordable flight options available from Waterloo to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.

Thu 10/156:07 am -

2 stops14h 09m

Sat 10/171:23 pm -

2 stops11h 28m

Deal found 8/23

$553

Fri 9/45:00 am -

2 stops6h 48m

Mon 9/76:10 am -

2 stops9h 42m

Deal found 8/24

$689

Best flights from Waterloo to District of Columbia
Discover carefully curated flight deals from Waterloo to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.

Thu 2/115:00 am -

1 stop10h 27m

Tue 3/236:00 am -

1 stop10h 18m

Deal found 8/20

$440

Thu 10/156:07 am -

2 stops14h 09m

Sat 10/171:23 pm -

2 stops11h 28m

Deal found 8/23

$553

Thu 2/115:00 am -

2 stops7h 34m

Tue 3/236:33 am -

2 stops9h 45m

Deal found 8/20

$600

Thu 9/35:00 am -

2 stops6h 48m

Mon 9/76:10 am -

2 stops9h 42m

Deal found 8/24

$689

Fri 9/45:00 am -

2 stops6h 48m

Mon 9/76:10 am -

2 stops9h 42m

Deal found 8/22

$689

Find flight deals from Waterloo to District of Columbia

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Round-trip from	$440 (American Airlines)

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WaterlooWashington, D.C.

ALO Waterloo - DCA Washington, D.C. Reagan-National

ALODCA

Waterloo

Thu 2/11

5:00 am-4:27 pm

1 stop10h 27m

Washington, D.C. Reagan-National

Tue 3/23

6:00 am-3:18 pm

1 stop10h 18m

$440

WaterlooWashington, D.C.

ALO Waterloo - IAD Washington, D.C. Dulles Intl

ALOIAD

Waterloo

Thu 10/15

6:07 am-9:16 pm

2 stops14h 09m

Washington, D.C. Dulles Intl

Sat 10/17

1:23 pm-11:51 pm

2 stops11h 28m

$553

WaterlooWashington, D.C.

ALO Waterloo - IAD Washington, D.C. Dulles Intl

ALOIAD

Waterloo

Thu 2/11

5:00 am-1:34 pm

2 stops7h 34m

Washington, D.C. Dulles Intl

Tue 3/23

6:33 am-3:18 pm

2 stops9h 45m

$600

Quickest round-trip

WaterlooWashington, D.C.

ALO Waterloo - IAD Washington, D.C. Dulles Intl

ALOIAD

Waterloo

Thu 9/3

5:00 am-12:48 pm

2 stops6h 48m

Washington, D.C. Dulles Intl

Mon 9/7

6:10 am-2:52 pm

2 stops9h 42m

$689

WaterlooWashington, D.C.

ALO Waterloo - IAD Washington, D.C. Dulles Intl

ALOIAD

Waterloo

Fri 9/4

5:00 am-12:48 pm

2 stops6h 48m

Washington, D.C. Dulles Intl

Mon 9/7

6:10 am-2:52 pm

2 stops9h 42m

$689

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Sorted by cheapest first

Best time to book a flight from Waterloo to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Waterloo with our price prediction graph.

ALO-IAD

ALO-DCA

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.

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Everything you need to know about your flight from Waterloo to District of Columbia

ALO-USDC

ALO-IAD

ALO-DCA

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from Waterloo to District of Columbia?
Waterloo (ALO), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Waterloo to District of Columbia.
How long is the flight from Waterloo, Iowa to District of Columbia?
A quick flight from Waterloo, Iowa to District of Columbia can take about 10h 27m. American Airlines provides one of the quickest options available for as low as $440. The distance between Waterloo, Iowa and District of Columbia is about 842 mi.
Can I find deals for flights from Waterloo to District of Columbia that include hotel bookings?
Yes. In addition to deals on Waterloo to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Waterloo to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Waterloo to District of Columbia.
Can I find deals for business class flights from Waterloo to District of Columbia?
Yes. Cheapflights offers flight deals from Waterloo to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$440+ Cheap flights from Waterloo, IA (ALO) to District of Columbia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Waterloo to District of Columbia with Cheapflights

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Cheap flight deals from Waterloo to District of Columbia

Cheapest flights from Waterloo to District of ColumbiaExplore the most affordable flight options available from Waterloo to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.

Explore the most affordable flight options available from Waterloo to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.

Best flights from Waterloo to District of ColumbiaDiscover carefully curated flight deals from Waterloo to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.

Discover carefully curated flight deals from Waterloo to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.

Last-minute flights from Waterloo to District of ColumbiaDiscover last-minute flight deals from Waterloo to District of Columbia. Data last updated August 24, 2026 and is based on user searches.

Discover last-minute flight deals from Waterloo to District of Columbia. Data last updated August 24, 2026 and is based on user searches.

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

Best time to book a flight from Waterloo to District of Columbia

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Related info for your journey

What airport do you fly from for flights from Waterloo to District of Columbia?

How long is the flight from Waterloo, Iowa to District of Columbia?

Can I find deals for flights from Waterloo to District of Columbia that include hotel bookings?

How can I find direct flights from Waterloo to District of Columbia?

Can I find deals for business class flights from Waterloo to District of Columbia?

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Alternative routes for Waterloo to District of Columbia

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Cheapest flights from Waterloo to District of Columbia
Explore the most affordable flight options available from Waterloo to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.

Best flights from Waterloo to District of Columbia
Discover carefully curated flight deals from Waterloo to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.

Last-minute flights from Waterloo to District of Columbia
Discover last-minute flight deals from Waterloo to District of Columbia. Data last updated August 24, 2026 and is based on user searches.